Added HEATER_LOWER_TEMP 50

to lower instead of turining off the hotend temperature during a pause.
Thanks for the request #4716 by @alexiri

Firmware/Marlin_main.cpp

@@ -9877,7 +9877,11 @@ void long_pause() //long pause print
 
     // Stop heaters
     heating_status = HeatingStatus::NO_HEATING;
+#ifdef HEATER_LOWER_TEMP
+    setTargetHotend(degHotend(active_extruder)- HEATER_LOWER_TEMP);
+#else
     setTargetHotend(0);
+#endif //HEATER_LOWER_TEMP
 
     // Lift z
     raise_z(pause_position[Z_AXIS]);

Firmware/variants/MK25-RAMBo10a.h

@@ -184,6 +184,9 @@
 #endif
 #define BED_MAXTEMP 125
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK25-RAMBo13a.h

@@ -185,6 +185,9 @@
 #endif
 #define BED_MAXTEMP 125
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK25S-RAMBo10a.h

@@ -184,6 +184,9 @@
 #endif
 #define BED_MAXTEMP 125
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK25S-RAMBo13a.h

@@ -185,6 +185,9 @@
 #endif
 #define BED_MAXTEMP 125
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK3-E3DREVO.h

@@ -324,6 +324,9 @@
 #define BED_MAXTEMP 125
 #define AMBIENT_MAXTEMP 80
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK3-E3DREVO_HF_60W.h

@@ -324,6 +324,9 @@
 #define BED_MAXTEMP 125
 #define AMBIENT_MAXTEMP 80
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK3.h

@@ -324,6 +324,9 @@
 #define BED_MAXTEMP 125
 #define AMBIENT_MAXTEMP 80
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK3S-E3DREVO.h

@@ -326,6 +326,9 @@
 #define BED_MAXTEMP 125
 #define AMBIENT_MAXTEMP 80
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK3S-E3DREVO_HF_60W.h

@@ -326,6 +326,9 @@
 #define BED_MAXTEMP 125
 #define AMBIENT_MAXTEMP 80
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/MK3S.h

@@ -326,6 +326,9 @@
 #define BED_MAXTEMP 125
 #define AMBIENT_MAXTEMP 80
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/obsolete/1_75mm_MK2-RAMBo10a-E3Dv6full.h

@@ -117,6 +117,9 @@ EXTRUDER SETTINGS
 #endif
 #define BED_MAXTEMP 150
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70

Firmware/variants/obsolete/1_75mm_MK2-RAMBo13a-E3Dv6full.h

@@ -116,6 +116,9 @@ EXTRUDER SETTINGS
 #endif
 #define BED_MAXTEMP 150
 
+//Lowertemp
+#define HEATER_LOWER_TEMP 50 //lower hotend temperature by 50°C
+
 #if defined(E3D_PT100_EXTRUDER_WITH_AMP) || defined(E3D_PT100_EXTRUDER_NO_AMP)
 // Define PID constants for extruder with PT100
 #define  DEFAULT_Kp 21.70