Default EXTRUDE_MAXLENGTH to 200mm

Marlin/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/Cartesio/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/Felix/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/Felix/DUAL/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/Hephestos/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/Hephestos_2/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/K8200/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/K8400/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/K8400/Dual-head/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/RigidBot/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/SCARA/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/TAZ4/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/WITBOX/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/adafruit/ST7565/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/delta/biv2.5/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/delta/generic/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/delta/kossel_mini/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/delta/kossel_pro/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/delta/kossel_xl/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/makibox/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================

Marlin/example_configurations/tvrrug/Round2/Configuration.h

 #define EXTRUDE_MINTEMP 170
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
 #define PREVENT_LENGTHY_EXTRUDE
-#define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH)
+#define EXTRUDE_MAXLENGTH 200
 
 //===========================================================================
 //======================== Thermal Runaway Protection =======================