Extended Preheat options

Preheat LCD menus base on code by D-Base

Marlin/language.h

@@ -77,9 +77,19 @@
 	#define MSG_AUTO_HOME "Auto home"
 	#define MSG_SET_ORIGIN "Set origin"
 	#define MSG_PREHEAT_PLA "Preheat PLA"
-	#define MSG_PREHEAT_PLA_SETTINGS "Preheat PLA conf"
+	#define MSG_PREHEAT_PLA0 "Preheat PLA 1"
+	#define MSG_PREHEAT_PLA1 "Preheat PLA 2"
+	#define MSG_PREHEAT_PLA2 "Preheat PLA 3"
+	#define MSG_PREHEAT_PLA012 "Preheat PLA All"
+	#define MSG_PREHEAT_PLA_BEDONLY "Preheat PLA Bed"
+	#define MSG_PREHEAT_PLA_SETTINGS "Preheat PLA Conf"
 	#define MSG_PREHEAT_ABS "Preheat ABS"
-	#define MSG_PREHEAT_ABS_SETTINGS "Preheat ABS conf"
+	#define MSG_PREHEAT_ABS0 "Preheat ABS 1"
+	#define MSG_PREHEAT_ABS1 "Preheat ABS 2"
+	#define MSG_PREHEAT_ABS2 "Preheat ABS 3"
+	#define MSG_PREHEAT_ABS012 "Preheat ABS All"
+	#define MSG_PREHEAT_ABS_BEDONLY "Preheat ABS Bed"
+	#define MSG_PREHEAT_ABS_SETTINGS "Preheat ABS Conf"
 	#define MSG_COOLDOWN "Cooldown"
 	#define MSG_SWITCH_PS_ON "Switch power on"
 	#define MSG_SWITCH_PS_OFF "Switch power off"
@@ -264,9 +274,19 @@
 	#define MSG_AUTO_HOME "Auto. poz. zerowa"
 	#define MSG_SET_ORIGIN "Ustaw punkt zero"
 	#define MSG_PREHEAT_PLA "Rozgrzej PLA"
-	#define MSG_PREHEAT_PLA_SETTINGS "Ustaw. rozg. PLA"
+	#define MSG_PREHEAT_PLA0 "Rozgrzej PLA 1"
+	#define MSG_PREHEAT_PLA1 "Rozgrzej PLA 2"
+	#define MSG_PREHEAT_PLA2 "Rozgrzej PLA 3"
+	#define MSG_PREHEAT_PLA012 "Rozgrzej PLA Wszystko"
+	#define MSG_PREHEAT_PLA_BEDONLY "Rozgrzej PLA Loze"
+	#define MSG_PREHEAT_PLA_SETTINGS "Ustawienia roz. PLA"
 	#define MSG_PREHEAT_ABS "Rozgrzej ABS"
-	#define MSG_PREHEAT_ABS_SETTINGS "Ustaw. rozg. ABS"
+	#define MSG_PREHEAT_ABS0 "Rozgrzej ABS 1"
+	#define MSG_PREHEAT_ABS1 "Rozgrzej ABS 2"
+	#define MSG_PREHEAT_ABS2 "Rozgrzej ABS 3"
+	#define MSG_PREHEAT_ABS012 "Rozgrzej ABS Wszystko"
+	#define MSG_PREHEAT_ABS_BEDONLY "Rozgrzej ABS Loze"
+	#define MSG_PREHEAT_ABS_SETTINGS "Ustawienia roz. ABS"
 	#define MSG_COOLDOWN "Chlodzenie"
 	#define MSG_SWITCH_PS_ON "Wlacz zasilacz"
 	#define MSG_SWITCH_PS_OFF "Wylacz zasilacz"
@@ -453,9 +473,19 @@
 	#define MSG_AUTO_HOME "Home auto."
 	#define MSG_SET_ORIGIN "Regler origine"
 	#define MSG_PREHEAT_PLA " Prechauffage PLA"
-	#define MSG_PREHEAT_PLA_SETTINGS " Regl. prech. PLA"
+	#define MSG_PREHEAT_PLA0 "Prechauffage PLA 1"
+	#define MSG_PREHEAT_PLA1 "Prechauffage PLA 2"
+	#define MSG_PREHEAT_PLA2 "Prechauffage PLA 3"
+	#define MSG_PREHEAT_PLA012 "Prechauffage PLA Tout"
+	#define MSG_PREHEAT_PLA_BEDONLY "Prechauffage PLA Plateau"
+	#define MSG_PREHEAT_PLA_SETTINGS " Regl. prechauffe PLA"
 	#define MSG_PREHEAT_ABS "Prechauffage ABS"
-	#define MSG_PREHEAT_ABS_SETTINGS "Regl. prech. ABS"
+	#define MSG_PREHEAT_ABS0 "Prechauffage ABS 1"
+	#define MSG_PREHEAT_ABS1 "Prechauffage ABS 2"
+	#define MSG_PREHEAT_ABS2 "Prechauffage ABS 3"
+	#define MSG_PREHEAT_ABS012 "Prechauffage ABS Tout"
+	#define MSG_PREHEAT_ABS_BEDONLY "Prechauffage ABS Plateau"
+	#define MSG_PREHEAT_ABS_SETTINGS "Regl. prechauffe ABS"
 	#define MSG_COOLDOWN "Refroidir"
 	#define MSG_SWITCH_PS_ON "Allumer alim."
 	#define MSG_SWITCH_PS_OFF "Eteindre alim."
@@ -643,9 +673,19 @@
 	#define MSG_AUTO_HOME        "Auto Nullpunkt"
 	#define MSG_SET_ORIGIN       "Setze Nullpunkt"
 	#define MSG_PREHEAT_PLA      "Vorwärmen PLA"
-	#define MSG_PREHEAT_PLA_SETTINGS "Vorwärm. PLA Ein."
+	#define MSG_PREHEAT_PLA0     "Vorwärmen PLA 1"
+	#define MSG_PREHEAT_PLA1     "Vorwärmen PLA 2"
+	#define MSG_PREHEAT_PLA2     "Vorwärmen PLA 3"
+	#define MSG_PREHEAT_PLA012   "Vorwärmen PLA Alle"
+	#define MSG_PREHEAT_PLA_BEDONLY "Vorwärmen PLA Bett"
+	#define MSG_PREHEAT_PLA_SETTINGS "Vorwärmen PLA Einstellungen"
 	#define MSG_PREHEAT_ABS      "Vorwärmen ABS"
-	#define MSG_PREHEAT_ABS_SETTINGS "Vorwärm. ABS Ein."
+	#define MSG_PREHEAT_ABS0     "Vorwärmen ABS 1"
+	#define MSG_PREHEAT_ABS1     "Vorwärmen ABS 2"
+	#define MSG_PREHEAT_ABS2     "Vorwärmen ABS 3"
+	#define MSG_PREHEAT_ABS012   "Vorwärmen ABS Alle"
+	#define MSG_PREHEAT_ABS_BEDONLY "Vorwärmen ABS Bett"
+	#define MSG_PREHEAT_ABS_SETTINGS "Vorwärmen ABS Einstellungen"
 	#define MSG_COOLDOWN         "Abkühlen"
 	#define MSG_SWITCH_PS_ON     "Switch Power On"
 	#define MSG_SWITCH_PS_OFF    "Switch Power Off"
@@ -832,8 +872,18 @@
 	#define MSG_AUTO_HOME "Llevar al origen"
 	#define MSG_SET_ORIGIN "Establecer cero"
 	#define MSG_PREHEAT_PLA "Precalentar PLA"
+	#define MSG_PREHEAT_PLA0 "Precalentar PLA 1"
+	#define MSG_PREHEAT_PLA1 "Precalentar PLA 2"
+	#define MSG_PREHEAT_PLA2 "Precalentar PLA 3"
+	#define MSG_PREHEAT_PLA012 "Precalentar PLA Todo"
+	#define MSG_PREHEAT_PLA_BEDONLY "Precalentar PLA Base"
 	#define MSG_PREHEAT_PLA_SETTINGS "Ajustar temp. PLA"
 	#define MSG_PREHEAT_ABS "Precalentar ABS"
+	#define MSG_PREHEAT_ABS0 "Precalentar ABS 1"
+	#define MSG_PREHEAT_ABS1 "Precalentar ABS 2"
+	#define MSG_PREHEAT_ABS2 "Precalentar ABS 3"
+	#define MSG_PREHEAT_ABS012 "Precalentar ABS Todo"
+	#define MSG_PREHEAT_ABS_BEDONLY "Precalentar ABS Base"
 	#define MSG_PREHEAT_ABS_SETTINGS "Ajustar temp. ABS"
 	#define MSG_COOLDOWN "Enfriar"
 	#define MSG_SWITCH_PS_ON "Switch Power On"
@@ -1026,8 +1076,18 @@
 	#define MSG_AUTO_HOME						"Парковка"
 	#define MSG_SET_ORIGIN						"Запомнить ноль"
 	#define MSG_PREHEAT_PLA 					"Преднагрев PLA"
+	#define MSG_PREHEAT_PLA0					"Преднагрев PLA0"
+	#define MSG_PREHEAT_PLA1					"Преднагрев PLA1"
+	#define MSG_PREHEAT_PLA2					"Преднагрев PLA2"
+	#define MSG_PREHEAT_PLA012 					"Преднагрев PLA все "
+	#define MSG_PREHEAT_PLA_BEDONLY 			"Преднагрев PLA  \002 Кровать"
 	#define MSG_PREHEAT_PLA_SETTINGS  			"Настройки PLA"
 	#define MSG_PREHEAT_ABS						"Преднагрев ABS"
+	#define MSG_PREHEAT_ABS0					"Преднагрев ABS0"
+	#define MSG_PREHEAT_ABS1					"Преднагрев ABS1"
+	#define MSG_PREHEAT_ABS2					"Преднагрев ABS2"
+	#define MSG_PREHEAT_ABS012 					"Преднагрев ABS все "
+	#define MSG_PREHEAT_ABS_BEDONLY 			"Преднагрев ABS  \002 Кровать"
 	#define MSG_PREHEAT_ABS_SETTINGS  			"Настройки ABS"
 	#define MSG_COOLDOWN						"Охлаждение"
 	#define MSG_SWITCH_PS_ON					"Switch Power On"
@@ -1211,8 +1271,18 @@
 	#define MSG_AUTO_HOME            "Auto Home"
 	#define MSG_SET_ORIGIN           "Imposta Origine"
 	#define MSG_PREHEAT_PLA          "Preriscalda PLA"
+	#define MSG_PREHEAT_PLA0         "Preriscalda PLA 1"
+	#define MSG_PREHEAT_PLA1         "Preriscalda PLA 2"
+	#define MSG_PREHEAT_PLA2         "Preriscalda PLA 3"
+	#define MSG_PREHEAT_PLA012       "Preriscalda PLA Tutto"
+	#define MSG_PREHEAT_PLA_BEDONLY  "Preriscalda PLA Piatto"
 	#define MSG_PREHEAT_PLA_SETTINGS "Preris. PLA Conf"
 	#define MSG_PREHEAT_ABS          "Preriscalda ABS"
+	#define MSG_PREHEAT_ABS0         "Preriscalda ABS 1"
+	#define MSG_PREHEAT_ABS1         "Preriscalda ABS 2"
+	#define MSG_PREHEAT_ABS2         "Preriscalda ABS 3"
+	#define MSG_PREHEAT_ABS012       "Preriscalda ABS Tutto"
+	#define MSG_PREHEAT_ABS_BEDONLY  "Preriscalda ABS Piatto"
 	#define MSG_PREHEAT_ABS_SETTINGS "Preris. ABS Conf"
 	#define MSG_COOLDOWN             "Raffredda"
 	#define MSG_SWITCH_PS_ON         "Switch Power On"
@@ -1398,8 +1468,18 @@
 	#define MSG_AUTO_HOME "Ir para origen"
 	#define MSG_SET_ORIGIN "Estabelecer orig."
 	#define MSG_PREHEAT_PLA "Pre-aquecer PLA"
+	#define MSG_PREHEAT_PLA0 " pre-aquecer PLA 1"
+	#define MSG_PREHEAT_PLA1 " pre-aquecer PLA 2"
+	#define MSG_PREHEAT_PLA2 " pre-aquecer PLA 3"
+	#define MSG_PREHEAT_PLA012 " pre-aquecer PLA Tudo"
+	#define MSG_PREHEAT_PLA_BEDONLY  " pre-aquecer PLA \002Base"
 	#define MSG_PREHEAT_PLA_SETTINGS "PLA setting"
 	#define MSG_PREHEAT_ABS "Pre-aquecer ABS"
+	#define MSG_PREHEAT_ABS0 " pre-aquecer ABS 1"
+	#define MSG_PREHEAT_ABS1 " pre-aquecer ABS 2"
+	#define MSG_PREHEAT_ABS2 " pre-aquecer ABS 3"
+	#define MSG_PREHEAT_ABS012 " pre-aquecer ABS Tudo"
+	#define MSG_PREHEAT_ABS_BEDONLY  " pre-aquecer ABS \002Base"
 	#define MSG_PREHEAT_ABS_SETTINGS "ABS setting"
 	#define MSG_COOLDOWN "Esfriar"
 	#define MSG_SWITCH_PS_ON "Switch Power On"
@@ -1592,8 +1672,18 @@
 	#define MSG_AUTO_HOME "Aja referenssiin"
 	#define MSG_SET_ORIGIN "Aseta origo"
 	#define MSG_PREHEAT_PLA "Esilammita PLA"
+	#define MSG_PREHEAT_PLA0 "Esilammita PLA 1"
+	#define MSG_PREHEAT_PLA1 "Esilammita PLA 2"
+	#define MSG_PREHEAT_PLA2 "Esilammita PLA 3"
+	#define MSG_PREHEAT_PLA012 "Esilammita PLA Kaikki"
+	#define MSG_PREHEAT_PLA_BEDONLY  "Esilammita PLA Alusta"
 	#define MSG_PREHEAT_PLA_SETTINGS "Esilamm. PLA konf"
 	#define MSG_PREHEAT_ABS "Esilammita ABS"
+	#define MSG_PREHEAT_ABS0 "Esilammita ABS 1"
+	#define MSG_PREHEAT_ABS1 "Esilammita ABS 2"
+	#define MSG_PREHEAT_ABS2 "Esilammita ABS 3"
+	#define MSG_PREHEAT_ABS012 "Esilammita ABS Kaikki"
+	#define MSG_PREHEAT_ABS_BEDONLY  "Esilammita ABS Alusta"
 	#define MSG_PREHEAT_ABS_SETTINGS "Esilamm. ABS konf"
 	#define MSG_COOLDOWN "Jaahdyta"
 	#define MSG_SWITCH_PS_ON "Virta paalle"
@@ -1779,8 +1869,18 @@
 	#define MSG_AUTO_HOME "Levar a l'orichen"
 	#define MSG_SET_ORIGIN "Establir zero"
 	#define MSG_PREHEAT_PLA "Precalentar PLA"
+	#define MSG_PREHEAT_PLA0 "Precalentar PLA0"
+	#define MSG_PREHEAT_PLA1 "Precalentar PLA1"
+	#define MSG_PREHEAT_PLA2 "Precalentar PLA2"
+	#define MSG_PREHEAT_PLA012 "Precalentar PLA a"
+	#define MSG_PREHEAT_PLA_BEDONLY  "Prec. PLA Base"
 	#define MSG_PREHEAT_PLA_SETTINGS "Achustar tem. PLA"
 	#define MSG_PREHEAT_ABS "Precalentar ABS"
+	#define MSG_PREHEAT_ABS0 "Precalentar ABS0"
+	#define MSG_PREHEAT_ABS1 "Precalentar ABS1"
+	#define MSG_PREHEAT_ABS2 "Precalentar ABS2"
+	#define MSG_PREHEAT_ABS012 "Precalentar ABS a"
+	#define MSG_PREHEAT_ABS_BEDONLY  "Prec. ABS Base"
 	#define MSG_PREHEAT_ABS_SETTINGS "Achustar tem. ABS"
 	#define MSG_COOLDOWN "Enfriar"
 	#define MSG_SWITCH_PS_ON "Enchegar Fuent"
@@ -1972,8 +2072,18 @@
 	#define MSG_AUTO_HOME "Auto home"
 	#define MSG_SET_ORIGIN "Nulpunt instellen"
 	#define MSG_PREHEAT_PLA "PLA voorverwarmen"
+	#define MSG_PREHEAT_PLA0 "PLA voorverw. 0"
+	#define MSG_PREHEAT_PLA1 "PLA voorverw. 1"
+	#define MSG_PREHEAT_PLA2 "PLA voorverw. 2"
+	#define MSG_PREHEAT_PLA012 "PLA voorverw. aan"
+	#define MSG_PREHEAT_PLA_BEDONLY  "PLA voorverw. Bed"
 	#define MSG_PREHEAT_PLA_SETTINGS "PLA verw. conf"
 	#define MSG_PREHEAT_ABS "ABS voorverwarmen"
+	#define MSG_PREHEAT_ABS0 "ABS voorverw. 0"
+	#define MSG_PREHEAT_ABS1 "ABS voorverw. 1"
+	#define MSG_PREHEAT_ABS2 "ABS voorverw. 2"
+	#define MSG_PREHEAT_ABS012 "ABS voorverw. aan"
+	#define MSG_PREHEAT_ABS_BEDONLY  "ABS voorverw. Bed"
 	#define MSG_PREHEAT_ABS_SETTINGS "ABS verw. conf"
 	#define MSG_COOLDOWN "Afkoelen"
 	#define MSG_SWITCH_PS_ON "Stroom aan"

Marlin/ultralcd.cpp

@@ -304,37 +304,6 @@ static void lcd_autostart_sd()
 }
 #endif
 
-void lcd_preheat_pla()
-{
-    setTargetHotend0(plaPreheatHotendTemp);
-    setTargetHotend1(plaPreheatHotendTemp);
-    setTargetHotend2(plaPreheatHotendTemp);
-    setTargetBed(plaPreheatHPBTemp);
-    fanSpeed = plaPreheatFanSpeed;
-    lcd_return_to_status();
-    setWatch(); // heater sanity check timer
-}
-
-void lcd_preheat_abs()
-{
-    setTargetHotend0(absPreheatHotendTemp);
-    setTargetHotend1(absPreheatHotendTemp);
-    setTargetHotend2(absPreheatHotendTemp);
-    setTargetBed(absPreheatHPBTemp);
-    fanSpeed = absPreheatFanSpeed;
-    lcd_return_to_status();
-    setWatch(); // heater sanity check timer
-}
-
-static void lcd_cooldown()
-{
-    setTargetHotend0(0);
-    setTargetHotend1(0);
-    setTargetHotend2(0);
-    setTargetBed(0);
-    lcd_return_to_status();
-}
-
 #ifdef BABYSTEPPING
 static void lcd_babystep_x()
 {
@@ -435,6 +404,154 @@ static void lcd_tune_menu()
     END_MENU();
 }
 
+void lcd_preheat_pla0()
+{
+    setTargetHotend0(plaPreheatHotendTemp);
+    setTargetBed(plaPreheatHPBTemp);
+    fanSpeed = plaPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+
+void lcd_preheat_abs0()
+{
+    setTargetHotend0(absPreheatHotendTemp);
+    setTargetBed(absPreheatHPBTemp);
+    fanSpeed = absPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+
+#if TEMP_SENSOR_1 != 0 //2nd extruder preheat
+void lcd_preheat_pla1()
+{
+    setTargetHotend1(plaPreheatHotendTemp);
+    setTargetBed(plaPreheatHPBTemp);
+    fanSpeed = plaPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+
+void lcd_preheat_abs1()
+{
+    setTargetHotend1(absPreheatHotendTemp);
+    setTargetBed(absPreheatHPBTemp);
+    fanSpeed = absPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+#endif //2nd extruder preheat
+
+#if TEMP_SENSOR_2 != 0 //3 extruder preheat
+void lcd_preheat_pla2()
+{
+    setTargetHotend2(plaPreheatHotendTemp);
+    setTargetBed(plaPreheatHPBTemp);
+    fanSpeed = plaPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+
+void lcd_preheat_abs2()
+{
+    setTargetHotend2(absPreheatHotendTemp);
+    setTargetBed(absPreheatHPBTemp);
+    fanSpeed = absPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+#endif //3 extruder preheat
+
+#if TEMP_SENSOR_1 != 0 || TEMP_SENSOR_2 != 0 //more than one extruder present
+void lcd_preheat_pla012()
+{
+    setTargetHotend0(plaPreheatHotendTemp);
+    setTargetHotend1(plaPreheatHotendTemp);
+    setTargetHotend2(plaPreheatHotendTemp);
+    setTargetBed(plaPreheatHPBTemp);
+    fanSpeed = plaPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+
+void lcd_preheat_abs012()
+{
+    setTargetHotend0(absPreheatHotendTemp);
+    setTargetHotend1(absPreheatHotendTemp);
+    setTargetHotend2(absPreheatHotendTemp);
+    setTargetBed(absPreheatHPBTemp);
+    fanSpeed = absPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+#endif //more than one extruder present
+
+void lcd_preheat_pla_bedonly()
+{
+    setTargetBed(plaPreheatHPBTemp);
+    fanSpeed = plaPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+
+void lcd_preheat_abs_bedonly()
+{
+    setTargetBed(absPreheatHPBTemp);
+    fanSpeed = absPreheatFanSpeed;
+    lcd_return_to_status();
+    setWatch(); // heater sanity check timer
+}
+
+static void lcd_preheat_pla_menu()
+{
+    START_MENU();
+    MENU_ITEM(back, MSG_PREPARE, lcd_prepare_menu);
+    MENU_ITEM(function, MSG_PREHEAT_PLA0, lcd_preheat_pla0);
+#if TEMP_SENSOR_1 != 0 //2 extruder preheat
+    MENU_ITEM(function, MSG_PREHEAT_PLA1, lcd_preheat_pla1);
+#endif //2 extruder preheat
+#if TEMP_SENSOR_2 != 0 //3 extruder preheat
+    MENU_ITEM(function, MSG_PREHEAT_PLA2, lcd_preheat_pla2);
+#endif //3 extruder preheat
+#if TEMP_SENSOR_1 != 0 || TEMP_SENSOR_2 != 0 //all extruder preheat
+    MENU_ITEM(function, MSG_PREHEAT_PLA012, lcd_preheat_pla012);
+#endif //2 extruder preheat
+#if TEMP_SENSOR_BED != 0
+    MENU_ITEM(function, MSG_PREHEAT_PLA_BEDONLY, lcd_preheat_pla_bedonly);
+#endif
+    END_MENU();
+}
+
+static void lcd_preheat_abs_menu()
+{
+    START_MENU();
+    MENU_ITEM(back, MSG_PREPARE, lcd_prepare_menu);
+    MENU_ITEM(function, MSG_PREHEAT_ABS0, lcd_preheat_abs0);
+#if TEMP_SENSOR_1 != 0 //2 extruder preheat
+    MENU_ITEM(function, MSG_PREHEAT_ABS1, lcd_preheat_abs1);
+#endif //2 extruder preheat
+#if TEMP_SENSOR_2 != 0 //3 extruder preheat
+    MENU_ITEM(function, MSG_PREHEAT_ABS2, lcd_preheat_abs2);
+#endif //3 extruder preheat
+#if TEMP_SENSOR_1 != 0 || TEMP_SENSOR_2 != 0 //all extruder preheat
+    MENU_ITEM(function, MSG_PREHEAT_ABS012, lcd_preheat_abs012);
+#endif //2 extruder preheat
+#if TEMP_SENSOR_BED != 0
+    MENU_ITEM(function, MSG_PREHEAT_ABS_BEDONLY, lcd_preheat_abs_bedonly);
+#endif
+    END_MENU();
+}
+
+void lcd_cooldown()
+{
+    setTargetHotend0(0);
+    setTargetHotend1(0);
+    setTargetHotend2(0);
+    setTargetBed(0);
+    fanSpeed = 0;
+    lcd_return_to_status();
+}
+
 static void lcd_prepare_menu()
 {
     START_MENU();
@@ -447,8 +564,15 @@ static void lcd_prepare_menu()
     MENU_ITEM(gcode, MSG_DISABLE_STEPPERS, PSTR("M84"));
     MENU_ITEM(gcode, MSG_AUTO_HOME, PSTR("G28"));
     //MENU_ITEM(gcode, MSG_SET_ORIGIN, PSTR("G92 X0 Y0 Z0"));
-    MENU_ITEM(function, MSG_PREHEAT_PLA, lcd_preheat_pla);
+#if TEMP_SENSOR_0 != 0
-    MENU_ITEM(function, MSG_PREHEAT_ABS, lcd_preheat_abs);
+  #if TEMP_SENSOR_1 != 0 || TEMP_SENSOR_2 != 0 || TEMP_SENSOR_BED != 0
+    MENU_ITEM(submenu, MSG_PREHEAT_PLA, lcd_preheat_pla_menu);
+    MENU_ITEM(submenu, MSG_PREHEAT_ABS, lcd_preheat_abs_menu);
+  #else
+    MENU_ITEM(function, MSG_PREHEAT_PLA, lcd_preheat_pla0);
+    MENU_ITEM(function, MSG_PREHEAT_ABS, lcd_preheat_abs0);
+  #endif
+#endif
     MENU_ITEM(function, MSG_COOLDOWN, lcd_cooldown);
 #if PS_ON_PIN > -1
     if (powersupply)