Silicone Nozzle Scrubber - Voron 2.4

BOM

1. Printed spring holder (print at standard Voron parts settings)
2. Silicone roller under the Hotbed.
3. M3x6mm FHCS.
4. M3x20mm SHCS.
5. M3 t-nut.
6. M3 threaded insert (optional).

Part is fixed to the opposite extrusion side to Z endstop switch, using M3x8mm SHCS & T-nuts

In the macro set your X & Y positions - X Start is to the right of the scrubber.

Macro for klipper taken from https://www.printables.com/model/109349-silicone-brush-nozzle-scrubber-for-voron-24 

This configuration is for my V350 2.4R 

[gcode_macro CLEAN_NOZZLE]
variable_start_x: 125
variable_start_y: 349
variable_start_z: 5
variable_wipe_dist: -35
variable_wipe_qty: 5
variable_wipe_spd: 150
gcode:
 {% if "xyz" not in printer.toolhead.homed_axes %}
   G28
 {% endif %}
 G90                                            ; absolute positioning
 ## Move nozzle to start position
 G1 X{start_x} Y{start_y} Z{start_z} F{wipe_spd * 60}
 ## Wipe nozzle
 {% for wipes in range(1, (wipe_qty + 1)) %}
   G1 X{start_x + wipe_dist} F{wipe_spd * 60}
   G1 X{start_x} F{wipe_spd * 60}
 {% endfor %}