- run pid autotune for bed (65):
M303 E-1 C5 S55 U1
- run pid autotune for hotend (225):
M303 E0 C8 S210 U1
M503
- check result in EepromM500
- save
- prusa doesn't allow for a flow change for first layer - in order to achieve that add following
M221
command to the extruder's layer change custom gcode
;BEFORE_LAYER_CHANGE