From 2c099fd4c26db998583caf5baec8dd5b1daa85d1 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <github@thinkyhead.com>
Date: Tue, 7 Nov 2017 15:46:44 -0600
Subject: [PATCH] Update Thermal Protection Documentation
---
Marlin/Configuration.h | 11 ++---
Marlin/Configuration_adv.h | 41 +++++++++----------
Marlin/src/config/default/Configuration.h | 11 ++---
Marlin/src/config/default/Configuration_adv.h | 41 +++++++++----------
.../AlephObjects/TAZ4/Configuration.h | 11 ++---
.../AlephObjects/TAZ4/Configuration_adv.h | 41 +++++++++----------
.../AliExpress/CL-260/Configuration.h | 11 ++---
.../config/examples/Anet/A6/Configuration.h | 11 ++---
.../examples/Anet/A6/Configuration_adv.h | 41 +++++++++----------
.../config/examples/Anet/A8/Configuration.h | 11 ++---
.../examples/Anet/A8/Configuration_adv.h | 41 +++++++++----------
.../examples/Azteeg/X5GT/Configuration.h | 11 ++---
.../examples/Azteeg/X5GT/Configuration_adv.h | 41 +++++++++----------
.../examples/BQ/Hephestos/Configuration.h | 11 ++---
.../examples/BQ/Hephestos/Configuration_adv.h | 41 +++++++++----------
.../examples/BQ/Hephestos_2/Configuration.h | 11 ++---
.../BQ/Hephestos_2/Configuration_adv.h | 41 +++++++++----------
.../config/examples/BQ/WITBOX/Configuration.h | 11 ++---
.../examples/BQ/WITBOX/Configuration_adv.h | 41 +++++++++----------
.../config/examples/Cartesio/Configuration.h | 11 ++---
.../examples/Cartesio/Configuration_adv.h | 41 +++++++++----------
.../examples/Creality/CR-10/Configuration.h | 11 ++---
.../Creality/CR-10/Configuration_adv.h | 41 +++++++++----------
.../src/config/examples/Felix/Configuration.h | 11 ++---
.../config/examples/Felix/Configuration_adv.h | 41 +++++++++----------
.../examples/Felix/DUAL/Configuration.h | 11 ++---
.../FolgerTech/i3-2020/Configuration.h | 11 ++---
.../FolgerTech/i3-2020/Configuration_adv.h | 41 +++++++++----------
.../examples/Geeetech/GT2560/Configuration.h | 11 ++---
.../Geeetech/I3_Pro_X-GT2560/Configuration.h | 11 ++---
.../examples/Infitary/i3-M508/Configuration.h | 11 ++---
.../Infitary/i3-M508/Configuration_adv.h | 41 +++++++++----------
.../examples/Malyan/M150/Configuration.h | 11 ++---
.../examples/Malyan/M150/Configuration_adv.h | 41 +++++++++----------
.../Micromake/C1/basic/Configuration.h | 11 ++---
.../Micromake/C1/enhanced/Configuration.h | 11 ++---
.../Micromake/C1/enhanced/Configuration_adv.h | 41 +++++++++----------
.../config/examples/Mks/Sbase/Configuration.h | 11 ++---
.../examples/Mks/Sbase/Configuration_adv.h | 41 +++++++++----------
.../RepRapWorld/Megatronics/Configuration.h | 11 ++---
.../config/examples/RigidBot/Configuration.h | 11 ++---
.../examples/RigidBot/Configuration_adv.h | 41 +++++++++----------
.../src/config/examples/SCARA/Configuration.h | 11 ++---
.../config/examples/SCARA/Configuration_adv.h | 41 +++++++++----------
.../config/examples/STM32F10/Configuration.h | 11 ++---
.../examples/Sanguinololu/Configuration.h | 11 ++---
.../examples/Sanguinololu/Configuration_adv.h | 41 +++++++++----------
.../config/examples/TinyBoy2/Configuration.h | 11 ++---
.../examples/TinyBoy2/Configuration_adv.h | 41 +++++++++----------
.../UltiMachine/Archim2/Configuration.h | 11 ++---
.../UltiMachine/Archim2/Configuration_adv.h | 41 +++++++++----------
.../examples/Velleman/K8200/Configuration.h | 11 ++---
.../Velleman/K8200/Configuration_adv.h | 41 +++++++++----------
.../examples/Velleman/K8400/Configuration.h | 11 ++---
.../Velleman/K8400/Configuration_adv.h | 41 +++++++++----------
.../Velleman/K8400/Dual-head/Configuration.h | 11 ++---
.../examples/adafruit/ST7565/Configuration.h | 11 ++---
.../FLSUN/auto_calibrate/Configuration.h | 11 ++---
.../FLSUN/auto_calibrate/Configuration_adv.h | 41 +++++++++----------
.../delta/FLSUN/kossel_mini/Configuration.h | 11 ++---
.../FLSUN/kossel_mini/Configuration_adv.h | 41 +++++++++----------
.../examples/delta/generic/Configuration.h | 11 ++---
.../delta/generic/Configuration_adv.h | 41 +++++++++----------
.../delta/kossel_mini/Configuration.h | 11 ++---
.../delta/kossel_mini/Configuration_adv.h | 41 +++++++++----------
.../examples/delta/kossel_pro/Configuration.h | 11 ++---
.../delta/kossel_pro/Configuration_adv.h | 41 +++++++++----------
.../examples/delta/kossel_xl/Configuration.h | 11 ++---
.../delta/kossel_xl/Configuration_adv.h | 41 +++++++++----------
.../examples/gCreate/gMax1.5+/Configuration.h | 11 ++---
.../gCreate/gMax1.5+/Configuration_adv.h | 41 +++++++++----------
.../config/examples/makibox/Configuration.h | 11 ++---
.../examples/makibox/Configuration_adv.h | 41 +++++++++----------
.../examples/tvrrug/Round2/Configuration.h | 11 ++---
.../tvrrug/Round2/Configuration_adv.h | 41 +++++++++----------
.../src/config/examples/wt150/Configuration.h | 11 ++---
.../config/examples/wt150/Configuration_adv.h | 41 +++++++++----------
77 files changed, 938 insertions(+), 929 deletions(-)
diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index 2a97c35be44..00752dfc089 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index 00c2eaaacdf..3de19977a13 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/default/Configuration.h b/Marlin/src/config/default/Configuration.h
index 2a97c35be44..00752dfc089 100644
--- a/Marlin/src/config/default/Configuration.h
+++ b/Marlin/src/config/default/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/default/Configuration_adv.h b/Marlin/src/config/default/Configuration_adv.h
index 15610cfd5f4..3bf0da9fa5e 100644
--- a/Marlin/src/config/default/Configuration_adv.h
+++ b/Marlin/src/config/default/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h b/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h
index 0413bc10d11..86d28fe25c5 100644
--- a/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h
+++ b/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h
@@ -448,12 +448,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h b/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h
index faa60216a03..e2b43d7fafe 100644
--- a/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h
+++ b/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/AliExpress/CL-260/Configuration.h b/Marlin/src/config/examples/AliExpress/CL-260/Configuration.h
index 112facb49e8..8cf57dd9c35 100644
--- a/Marlin/src/config/examples/AliExpress/CL-260/Configuration.h
+++ b/Marlin/src/config/examples/AliExpress/CL-260/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Anet/A6/Configuration.h b/Marlin/src/config/examples/Anet/A6/Configuration.h
index 0de1fdc99fc..ab543e74d9c 100644
--- a/Marlin/src/config/examples/Anet/A6/Configuration.h
+++ b/Marlin/src/config/examples/Anet/A6/Configuration.h
@@ -448,12 +448,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Anet/A6/Configuration_adv.h b/Marlin/src/config/examples/Anet/A6/Configuration_adv.h
index d2891c72d7f..ddde15fa28e 100644
--- a/Marlin/src/config/examples/Anet/A6/Configuration_adv.h
+++ b/Marlin/src/config/examples/Anet/A6/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 60 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 10 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 60 // Seconds
#define WATCH_TEMP_INCREASE 5 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 5 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 180 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Anet/A8/Configuration.h b/Marlin/src/config/examples/Anet/A8/Configuration.h
index 9c18b0f4923..ee4718b0da6 100644
--- a/Marlin/src/config/examples/Anet/A8/Configuration.h
+++ b/Marlin/src/config/examples/Anet/A8/Configuration.h
@@ -434,12 +434,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Anet/A8/Configuration_adv.h b/Marlin/src/config/examples/Anet/A8/Configuration_adv.h
index 53efe7e7a8c..0cb7f3ce974 100644
--- a/Marlin/src/config/examples/Anet/A8/Configuration_adv.h
+++ b/Marlin/src/config/examples/Anet/A8/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 60 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 10 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 5 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 180 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Azteeg/X5GT/Configuration.h b/Marlin/src/config/examples/Azteeg/X5GT/Configuration.h
index a5a0a47ab7e..5acdd0d5a8a 100644
--- a/Marlin/src/config/examples/Azteeg/X5GT/Configuration.h
+++ b/Marlin/src/config/examples/Azteeg/X5GT/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Azteeg/X5GT/Configuration_adv.h b/Marlin/src/config/examples/Azteeg/X5GT/Configuration_adv.h
index 47310c809d6..623bb7d35d3 100644
--- a/Marlin/src/config/examples/Azteeg/X5GT/Configuration_adv.h
+++ b/Marlin/src/config/examples/Azteeg/X5GT/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/BQ/Hephestos/Configuration.h b/Marlin/src/config/examples/BQ/Hephestos/Configuration.h
index 0bec1098560..446408268fc 100644
--- a/Marlin/src/config/examples/BQ/Hephestos/Configuration.h
+++ b/Marlin/src/config/examples/BQ/Hephestos/Configuration.h
@@ -419,12 +419,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h b/Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h
index 2e0699afbfd..36e70de5914 100644
--- a/Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h
+++ b/Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h b/Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h
index fa4d7455b72..65d2c8120a0 100644
--- a/Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h
+++ b/Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h
@@ -429,12 +429,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/BQ/Hephestos_2/Configuration_adv.h b/Marlin/src/config/examples/BQ/Hephestos_2/Configuration_adv.h
index a1e0e67597f..d04f5f91014 100644
--- a/Marlin/src/config/examples/BQ/Hephestos_2/Configuration_adv.h
+++ b/Marlin/src/config/examples/BQ/Hephestos_2/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/BQ/WITBOX/Configuration.h b/Marlin/src/config/examples/BQ/WITBOX/Configuration.h
index 139c6cdfdef..1e15aa65277 100644
--- a/Marlin/src/config/examples/BQ/WITBOX/Configuration.h
+++ b/Marlin/src/config/examples/BQ/WITBOX/Configuration.h
@@ -419,12 +419,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h b/Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h
index 2e0699afbfd..36e70de5914 100644
--- a/Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h
+++ b/Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Cartesio/Configuration.h b/Marlin/src/config/examples/Cartesio/Configuration.h
index 2710315f54f..3b9d0a770da 100644
--- a/Marlin/src/config/examples/Cartesio/Configuration.h
+++ b/Marlin/src/config/examples/Cartesio/Configuration.h
@@ -427,12 +427,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Cartesio/Configuration_adv.h b/Marlin/src/config/examples/Cartesio/Configuration_adv.h
index c4bae3bfceb..5255320e26f 100644
--- a/Marlin/src/config/examples/Cartesio/Configuration_adv.h
+++ b/Marlin/src/config/examples/Cartesio/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Creality/CR-10/Configuration.h b/Marlin/src/config/examples/Creality/CR-10/Configuration.h
index e0b9335b925..aed32abd80e 100755
--- a/Marlin/src/config/examples/Creality/CR-10/Configuration.h
+++ b/Marlin/src/config/examples/Creality/CR-10/Configuration.h
@@ -438,12 +438,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h b/Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h
index 4c1ddb0f1e3..419cbcbd93f 100644
--- a/Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h
+++ b/Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Felix/Configuration.h b/Marlin/src/config/examples/Felix/Configuration.h
index 42534661f3d..c8cfe149a21 100644
--- a/Marlin/src/config/examples/Felix/Configuration.h
+++ b/Marlin/src/config/examples/Felix/Configuration.h
@@ -409,12 +409,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Felix/Configuration_adv.h b/Marlin/src/config/examples/Felix/Configuration_adv.h
index 3a1a4a4caf7..2dec590257a 100644
--- a/Marlin/src/config/examples/Felix/Configuration_adv.h
+++ b/Marlin/src/config/examples/Felix/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Felix/DUAL/Configuration.h b/Marlin/src/config/examples/Felix/DUAL/Configuration.h
index 10c59f8f0c0..d1e567c1eeb 100644
--- a/Marlin/src/config/examples/Felix/DUAL/Configuration.h
+++ b/Marlin/src/config/examples/Felix/DUAL/Configuration.h
@@ -409,12 +409,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h b/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h
index d06eb568ea3..1e5a141aae8 100644
--- a/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h
+++ b/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h
@@ -434,12 +434,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration_adv.h b/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration_adv.h
index 5bea2c337bc..6bb0c193ee0 100644
--- a/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration_adv.h
+++ b/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 40 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Geeetech/GT2560/Configuration.h b/Marlin/src/config/examples/Geeetech/GT2560/Configuration.h
index 94459862d14..a3e6b8264bf 100644
--- a/Marlin/src/config/examples/Geeetech/GT2560/Configuration.h
+++ b/Marlin/src/config/examples/Geeetech/GT2560/Configuration.h
@@ -443,12 +443,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h b/Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h
index c304c09ab90..c8aa5433a20 100644
--- a/Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h
+++ b/Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Infitary/i3-M508/Configuration.h b/Marlin/src/config/examples/Infitary/i3-M508/Configuration.h
index adafd27bb96..45bc0bef0ec 100644
--- a/Marlin/src/config/examples/Infitary/i3-M508/Configuration.h
+++ b/Marlin/src/config/examples/Infitary/i3-M508/Configuration.h
@@ -432,12 +432,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h b/Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h
index 063f3556b28..c85f378f163 100644
--- a/Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h
+++ b/Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Malyan/M150/Configuration.h b/Marlin/src/config/examples/Malyan/M150/Configuration.h
index 2b8e9a3a552..b902a53a984 100644
--- a/Marlin/src/config/examples/Malyan/M150/Configuration.h
+++ b/Marlin/src/config/examples/Malyan/M150/Configuration.h
@@ -436,12 +436,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Malyan/M150/Configuration_adv.h b/Marlin/src/config/examples/Malyan/M150/Configuration_adv.h
index a9d2a46e143..8ec307d9cf2 100644
--- a/Marlin/src/config/examples/Malyan/M150/Configuration_adv.h
+++ b/Marlin/src/config/examples/Malyan/M150/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Micromake/C1/basic/Configuration.h b/Marlin/src/config/examples/Micromake/C1/basic/Configuration.h
index 381a9eda8b5..96c4a54cd96 100644
--- a/Marlin/src/config/examples/Micromake/C1/basic/Configuration.h
+++ b/Marlin/src/config/examples/Micromake/C1/basic/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h b/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h
index 47aa1cf2a88..3cf607cc5ff 100644
--- a/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h
+++ b/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration_adv.h b/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration_adv.h
index 008cd96e5fd..401df6870e0 100644
--- a/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration_adv.h
+++ b/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Mks/Sbase/Configuration.h b/Marlin/src/config/examples/Mks/Sbase/Configuration.h
index 383d1365810..9db54f87fb9 100644
--- a/Marlin/src/config/examples/Mks/Sbase/Configuration.h
+++ b/Marlin/src/config/examples/Mks/Sbase/Configuration.h
@@ -429,12 +429,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h b/Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h
index 406ac160aee..0ba2fe6cd4c 100644
--- a/Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h
+++ b/Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 50 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 6 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 40 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 100 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h b/Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h
index 5060a328d12..bdc1165af62 100644
--- a/Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h
+++ b/Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/RigidBot/Configuration.h b/Marlin/src/config/examples/RigidBot/Configuration.h
index 75da82300cf..b7b11e868e2 100644
--- a/Marlin/src/config/examples/RigidBot/Configuration.h
+++ b/Marlin/src/config/examples/RigidBot/Configuration.h
@@ -424,12 +424,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/RigidBot/Configuration_adv.h b/Marlin/src/config/examples/RigidBot/Configuration_adv.h
index ad299e3cca9..d2336151bc3 100644
--- a/Marlin/src/config/examples/RigidBot/Configuration_adv.h
+++ b/Marlin/src/config/examples/RigidBot/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/SCARA/Configuration.h b/Marlin/src/config/examples/SCARA/Configuration.h
index d9f7ca25ef3..7dc7184bd78 100644
--- a/Marlin/src/config/examples/SCARA/Configuration.h
+++ b/Marlin/src/config/examples/SCARA/Configuration.h
@@ -440,12 +440,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/SCARA/Configuration_adv.h b/Marlin/src/config/examples/SCARA/Configuration_adv.h
index 0d8d7328685..dec58d8dcad 100644
--- a/Marlin/src/config/examples/SCARA/Configuration_adv.h
+++ b/Marlin/src/config/examples/SCARA/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/STM32F10/Configuration.h b/Marlin/src/config/examples/STM32F10/Configuration.h
index d29ab2139f7..77c13ee1c07 100644
--- a/Marlin/src/config/examples/STM32F10/Configuration.h
+++ b/Marlin/src/config/examples/STM32F10/Configuration.h
@@ -429,12 +429,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Sanguinololu/Configuration.h b/Marlin/src/config/examples/Sanguinololu/Configuration.h
index 30b17828ff6..7ad714dc7e9 100644
--- a/Marlin/src/config/examples/Sanguinololu/Configuration.h
+++ b/Marlin/src/config/examples/Sanguinololu/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Sanguinololu/Configuration_adv.h b/Marlin/src/config/examples/Sanguinololu/Configuration_adv.h
index 31c307d2bc0..229ce2d8961 100644
--- a/Marlin/src/config/examples/Sanguinololu/Configuration_adv.h
+++ b/Marlin/src/config/examples/Sanguinololu/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/TinyBoy2/Configuration.h b/Marlin/src/config/examples/TinyBoy2/Configuration.h
index 2f526404390..bab1e87cf68 100644
--- a/Marlin/src/config/examples/TinyBoy2/Configuration.h
+++ b/Marlin/src/config/examples/TinyBoy2/Configuration.h
@@ -478,12 +478,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/TinyBoy2/Configuration_adv.h b/Marlin/src/config/examples/TinyBoy2/Configuration_adv.h
index ef85e7721cb..bc3aec77624 100644
--- a/Marlin/src/config/examples/TinyBoy2/Configuration_adv.h
+++ b/Marlin/src/config/examples/TinyBoy2/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h b/Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h
index 303beca16e7..eff8cdc3f69 100644
--- a/Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h
+++ b/Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/UltiMachine/Archim2/Configuration_adv.h b/Marlin/src/config/examples/UltiMachine/Archim2/Configuration_adv.h
index a78322f1dab..5bffde3fab1 100644
--- a/Marlin/src/config/examples/UltiMachine/Archim2/Configuration_adv.h
+++ b/Marlin/src/config/examples/UltiMachine/Archim2/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Velleman/K8200/Configuration.h b/Marlin/src/config/examples/Velleman/K8200/Configuration.h
index aecf58a211a..adbe93df613 100644
--- a/Marlin/src/config/examples/Velleman/K8200/Configuration.h
+++ b/Marlin/src/config/examples/Velleman/K8200/Configuration.h
@@ -458,12 +458,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Velleman/K8200/Configuration_adv.h b/Marlin/src/config/examples/Velleman/K8200/Configuration_adv.h
index 7be4e106083..31343ec5fd3 100644
--- a/Marlin/src/config/examples/Velleman/K8200/Configuration_adv.h
+++ b/Marlin/src/config/examples/Velleman/K8200/Configuration_adv.h
@@ -57,18 +57,20 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
// K8200 has weak heaters/power supply by default, so you have to relax!
@@ -76,13 +78,16 @@
#define THERMAL_PROTECTION_HYSTERESIS 8 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
// K8200 has weak heaters/power supply by default, so you have to relax!
#define WATCH_TEMP_PERIOD 30 // Seconds
@@ -99,13 +104,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 10 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Velleman/K8400/Configuration.h b/Marlin/src/config/examples/Velleman/K8400/Configuration.h
index 08166272e26..64cb3886f92 100644
--- a/Marlin/src/config/examples/Velleman/K8400/Configuration.h
+++ b/Marlin/src/config/examples/Velleman/K8400/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h b/Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h
index 4b1c3ee7f88..e15d903dbda 100644
--- a/Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h
+++ b/Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h b/Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h
index af649264438..cc2671f05e7 100644
--- a/Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h
+++ b/Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/adafruit/ST7565/Configuration.h b/Marlin/src/config/examples/adafruit/ST7565/Configuration.h
index 1c0621b5496..ffd2362b2f7 100644
--- a/Marlin/src/config/examples/adafruit/ST7565/Configuration.h
+++ b/Marlin/src/config/examples/adafruit/ST7565/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h b/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h
index b3cc6bde0ed..1ed43f1e7a0 100644
--- a/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h
+++ b/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h
@@ -438,12 +438,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h b/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
index 4711cd4f881..47b1fda4857 100644
--- a/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h b/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h
index bf2a65e54a1..a2b1e98a2b6 100644
--- a/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h
+++ b/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h
@@ -438,12 +438,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h b/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
index 20ad42f11f0..d7ec6e5b72f 100644
--- a/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/delta/generic/Configuration.h b/Marlin/src/config/examples/delta/generic/Configuration.h
index 49671251f15..1306c8e0b05 100644
--- a/Marlin/src/config/examples/delta/generic/Configuration.h
+++ b/Marlin/src/config/examples/delta/generic/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/delta/generic/Configuration_adv.h b/Marlin/src/config/examples/delta/generic/Configuration_adv.h
index 20ad42f11f0..d7ec6e5b72f 100644
--- a/Marlin/src/config/examples/delta/generic/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/generic/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/delta/kossel_mini/Configuration.h b/Marlin/src/config/examples/delta/kossel_mini/Configuration.h
index 7b5c7d8a162..997856f25a6 100644
--- a/Marlin/src/config/examples/delta/kossel_mini/Configuration.h
+++ b/Marlin/src/config/examples/delta/kossel_mini/Configuration.h
@@ -428,12 +428,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h b/Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h
index 20ad42f11f0..d7ec6e5b72f 100644
--- a/Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/delta/kossel_pro/Configuration.h b/Marlin/src/config/examples/delta/kossel_pro/Configuration.h
index 5accd7c480e..3d6e8985987 100644
--- a/Marlin/src/config/examples/delta/kossel_pro/Configuration.h
+++ b/Marlin/src/config/examples/delta/kossel_pro/Configuration.h
@@ -414,12 +414,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h b/Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h
index 7854cf1bf17..6c07fb1e2e7 100644
--- a/Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h
@@ -53,31 +53,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -91,13 +96,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/delta/kossel_xl/Configuration.h b/Marlin/src/config/examples/delta/kossel_xl/Configuration.h
index f380b73563e..24210f4f342 100644
--- a/Marlin/src/config/examples/delta/kossel_xl/Configuration.h
+++ b/Marlin/src/config/examples/delta/kossel_xl/Configuration.h
@@ -432,12 +432,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h b/Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h
index af4b04f70f2..b63e93471d2 100644
--- a/Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h b/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h
index b4a662f7db7..86ea981e878 100644
--- a/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h
+++ b/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h
@@ -441,12 +441,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h b/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h
index 730321399ce..e777cc7758d 100644
--- a/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h
+++ b/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 50 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 3 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 50 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/makibox/Configuration.h b/Marlin/src/config/examples/makibox/Configuration.h
index c9793b0d7ef..d9e82686b91 100644
--- a/Marlin/src/config/examples/makibox/Configuration.h
+++ b/Marlin/src/config/examples/makibox/Configuration.h
@@ -431,12 +431,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/makibox/Configuration_adv.h b/Marlin/src/config/examples/makibox/Configuration_adv.h
index 820fd604f81..6aee84a2479 100644
--- a/Marlin/src/config/examples/makibox/Configuration_adv.h
+++ b/Marlin/src/config/examples/makibox/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/tvrrug/Round2/Configuration.h b/Marlin/src/config/examples/tvrrug/Round2/Configuration.h
index fd075c6bcd5..90fe2138f7c 100644
--- a/Marlin/src/config/examples/tvrrug/Round2/Configuration.h
+++ b/Marlin/src/config/examples/tvrrug/Round2/Configuration.h
@@ -417,12 +417,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h b/Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h
index 0f3fc5f292f..a888b462f20 100644
--- a/Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h
+++ b/Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius
diff --git a/Marlin/src/config/examples/wt150/Configuration.h b/Marlin/src/config/examples/wt150/Configuration.h
index 351c4568eba..a8bcf05b05e 100644
--- a/Marlin/src/config/examples/wt150/Configuration.h
+++ b/Marlin/src/config/examples/wt150/Configuration.h
@@ -433,12 +433,13 @@
//===========================================================================
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* If you get "Thermal Runaway" or "Heating failed" errors the
* details can be tuned in Configuration_adv.h
diff --git a/Marlin/src/config/examples/wt150/Configuration_adv.h b/Marlin/src/config/examples/wt150/Configuration_adv.h
index 931e1a2cb1b..64e8851c087 100644
--- a/Marlin/src/config/examples/wt150/Configuration_adv.h
+++ b/Marlin/src/config/examples/wt150/Configuration_adv.h
@@ -48,31 +48,36 @@
#endif
/**
- * Thermal Protection protects your printer from damage and fire if a
- * thermistor falls out or temperature sensors fail in any way.
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
*
- * The issue: If a thermistor falls out or a temperature sensor fails,
- * Marlin can no longer sense the actual temperature. Since a disconnected
- * thermistor reads as a low temperature, the firmware will keep the heater on.
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
*
* The solution: Once the temperature reaches the target, start observing.
- * If the temperature stays too far below the target (hysteresis) for too long (period),
- * the firmware will halt the machine as a safety precaution.
+ * If the temperature stays too far below the target (hysteresis) for too
+ * long (period), the firmware will halt the machine as a safety precaution.
*
- * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
+ * If you get false positives for "Thermal Runaway", increase
+ * THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
*/
#if ENABLED(THERMAL_PROTECTION_HOTENDS)
#define THERMAL_PROTECTION_PERIOD 40 // Seconds
#define THERMAL_PROTECTION_HYSTERESIS 4 // Degrees Celsius
/**
- * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
- * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
- * but only if the current temperature is far enough below the target for a reliable test.
+ * Whenever an M104, M109, or M303 increases the target temperature, the
+ * firmware will wait for the WATCH_TEMP_PERIOD to expire. If the temperature
+ * hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted and
+ * requires a hard reset. This test restarts with any M104/M109/M303, but only
+ * if the current temperature is far enough below the target for a reliable
+ * test.
*
- * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
- * WATCH_TEMP_INCREASE should not be below 2.
+ * If you get false positives for "Heating failed", increase WATCH_TEMP_PERIOD
+ * and/or decrease WATCH_TEMP_INCREASE. WATCH_TEMP_INCREASE should not be set
+ * below 2.
*/
#define WATCH_TEMP_PERIOD 20 // Seconds
#define WATCH_TEMP_INCREASE 2 // Degrees Celsius
@@ -86,13 +91,7 @@
#define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius
/**
- * Whenever an M140 or M190 increases the target temperature the firmware will wait for the
- * WATCH_BED_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_BED_TEMP_INCREASE
- * degrees, the machine is halted, requiring a hard reset. This test restarts with any M140/M190,
- * but only if the current temperature is far enough below the target for a reliable test.
- *
- * If you get too many "Heating failed" errors, increase WATCH_BED_TEMP_PERIOD and/or decrease
- * WATCH_BED_TEMP_INCREASE. (WATCH_BED_TEMP_INCREASE should not be below 2.)
+ * As described above, except for the bed (M140/M190/M303).
*/
#define WATCH_BED_TEMP_PERIOD 60 // Seconds
#define WATCH_BED_TEMP_INCREASE 2 // Degrees Celsius