From ed2f87f4f5e1a86690c2e7299fa50e23125f12e8 Mon Sep 17 00:00:00 2001
From: PavelSindler <sindlerpa@gmail.com>
Date: Thu, 14 Jun 2018 17:29:40 +0200
Subject: [PATCH] documentation updated

---
 Firmware/Marlin_main.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index d953811d..58e8cec8 100644
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -7428,11 +7428,13 @@ void handle_status_leds(void) {
 
 #ifdef SAFETYTIMER
 /**
- * @brief Turn off heating after 30 minutes of inactivity
+ * @brief Turn off heating after safetytimer_inactive_time milliseconds of inactivity
  *
  * Full screen blocking notification message is shown after heater turning off.
  * Paused print is not considered inactivity, as nozzle is cooled anyway and bed cooling would
  * damage print.
+ *
+ * If safetytimer_inactive_time is zero, feature is disabled (heating is never turned off because of inactivity)
  */
 static void handleSafetyTimer()
 {
@@ -7447,7 +7449,7 @@ static void handleSafetyTimer()
     {
         safetyTimer.start();
     }
-    else if (safetyTimer.expired(safetytimer_inactive_time)) //30 min
+    else if (safetyTimer.expired(safetytimer_inactive_time))
     {
         setTargetBed(0);
         setTargetHotend(0, 0);