Only watch the heater that was set

2015-05-10 20:26:45 -07:00
parent 28c87ec81b
commit 9b3d4380d3
4 changed files with 12 additions and 14 deletions
--- a/Marlin/ultralcd.cpp
+++ b/Marlin/ultralcd.cpp
@ -522,7 +522,7 @@ void _lcd_preheat(int endnum, const float temph, const float tempb, const int fa
  fanSpeed = fan;
  lcd_return_to_status();
  #ifdef WATCH_TEMP_PERIOD
-    start_watching_heaters();
+    if (endnum >= 0) start_watching_heater(endnum);
  #endif
 }
 void lcd_preheat_pla0() { _lcd_preheat(0, plaPreheatHotendTemp, plaPreheatHPBTemp, plaPreheatFanSpeed); }