Need some electrical help; had 3 m2 with v4 Extruder running when power went out. After power came back 2 are working fine, but 3rd one isn’t.
Extruder fan and pc can not running (tested both fans they are fine) Extruder will not heat up; changed both of the really small fuses in board but no changes!
Heated bed and all nema motors working fine
Help please!!