✨ MECHANICAL_SWITCHING_*

MarlinFirmware/Marlin#24553

config/default/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/3DFabXYZ/Migbot/Configuration.h

@@ -273,7 +273,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -282,6 +288,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/ADIMLab/Gantry v1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/ADIMLab/Gantry v2/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Alfawise/U20-bltouch/Configuration.h

@@ -327,7 +327,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -336,6 +342,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Alfawise/U20/Configuration.h

@@ -327,7 +327,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -336,6 +342,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AliExpress/CL-260/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AliExpress/UM2pExt/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/A2/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/A2plus/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/A6/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/A8/Configuration.h

@@ -273,7 +273,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -282,6 +288,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/A8plus/Configuration.h

@@ -273,7 +273,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -282,6 +288,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/A9/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/E10/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/E16/BTT SKR 1.3/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/E16/Stock/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/ET4+/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/ET4-Pro/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/ET4/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/ET4X/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/ET5-Pro/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/ET5/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Anet/ET5X/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AnyCubic/Chiron/Configuration.h

@@ -275,7 +275,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -284,6 +290,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AnyCubic/i3 Mega/Trigorilla AVR/Configuration.h

@@ -311,7 +311,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -320,6 +326,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AnyCubic/i3 Mega/Trigorilla Pro STM32/Configuration.h

@@ -282,7 +282,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -291,6 +297,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/AnyCubic/i3/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/ArmEd/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Artillery/Genius Pro/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Artillery/Genius/BLTouch/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Artillery/Genius/V1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Artillery/Hornet/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Artillery/Sidewinder X1/V1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Artillery/Sidewinder X2/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Azteeg/X5GT/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BIBO/TouchX/cyclops/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BIBO/TouchX/default/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BIQU/B1 SE Plus/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BIQU/B1 SE/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BIQU/B1/Configuration.h

@@ -279,7 +279,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -288,6 +294,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BIQU/BX/Configuration.h

@@ -275,7 +275,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -284,6 +290,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BIQU/Hurakan/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BIQU/Thunder Standard/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BQ/Hephestos/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BQ/Hephestos_2/Configuration.h

@@ -280,7 +280,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -289,6 +295,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/BQ/WITBOX/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/CTC/A13/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/CTC/Bizer/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/CTC/i3 2560 Rev A/no probe/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Cartesio/Configuration.h

@@ -273,7 +273,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -282,6 +288,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Copymaster3D/300/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Copymaster3D/400/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Copymaster3D/500/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration.h

@@ -281,7 +281,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -290,6 +296,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 Mini/CrealityV1/Configuration.h

@@ -281,7 +281,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -290,6 +296,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 S4/CrealityV1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 v3/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 S5/CrealityV1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 V2/Configuration.h

@@ -279,7 +279,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -288,6 +294,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10 V3/Configuration.h

@@ -279,7 +279,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -288,6 +294,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10/CrealityV1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10S/BigTreeTech SKR 2.0 TMC2209/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-10S/CrealityV1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-20 Pro/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-20/RepRapWorld Minitronics20/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-20/Stock/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-30 PrintMill/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-6 SE/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/CR-8/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-2/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Max/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Neo/Configuration.h

@@ -273,7 +273,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -282,6 +288,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 3.0/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration.h

@@ -271,7 +271,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -280,6 +286,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 S1/STM32F1/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 S1/STM32F4/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 V2 Neo/Configuration.h

@@ -273,7 +273,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -282,6 +288,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 V2/BigTreeTech SKR Mini E3 v3/CrealityUI/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.

config/examples/Creality/Ender-3 V2/BigTreeTech SKR Mini E3 v3/MarlinUI/Configuration.h

@@ -272,7 +272,13 @@
   #endif
 #endif
 
-// A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles
+// Switch extruders by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_EXTRUDER
+
+/**
+ * A dual-nozzle that uses a servomotor to raise/lower one (or both) of the nozzles.
+ * Can be combined with SWITCHING_EXTRUDER.
+ */
 //#define SWITCHING_NOZZLE
 #if ENABLED(SWITCHING_NOZZLE)
   #define SWITCHING_NOZZLE_SERVO_NR 0
@@ -281,6 +287,9 @@
   #define SWITCHING_NOZZLE_SERVO_DWELL 2500         // Dwell time to wait for servo to make physical move
 #endif
 
+// Switch nozzles by bumping the toolhead. Requires EVENT_GCODE_TOOLCHANGE_#.
+//#define MECHANICAL_SWITCHING_NOZZLE
+
 /**
  * Two separate X-carriages with extruders that connect to a moving part
  * via a solenoid docking mechanism. Requires SOL1_PIN and SOL2_PIN.