@ -306,9 +306,9 @@ class Temperature {
#endif
#ifdef MILLISECONDS_PREHEAT_TIME
if (celsius == 0.0f)
reset_preheat_time(hotend);
else if (target_temperature[hotend] == 0.0f)
start_preheat_time(hotend);
reset_preheat_time(HOTEND_INDEX);
else if (target_temperature[HOTEND_INDEX] == 0.0f)
start_preheat_time(HOTEND_INDEX);
target_temperature[HOTEND_INDEX] = celsius;
#if ENABLED(THERMAL_PROTECTION_HOTENDS) && WATCH_TEMP_PERIOD > 0