Prusa i3 Mk2, RAMPS 1.4, Marlin v2, Arduino MEGA When retraction command is sent to the printer it extrudes at low speed instead of retracting. Any ideas? Extrusion works fine while printing and it looks like the motor is unable to reverse the direction. I did not try to replace the motor or the driver yet, it will be the next step unless someone can recommend a simpler solution. I found thby 87bc2 - RAMPS Electronics
Hi, did you find a solution to this problem? I have exactly same symptoms on same hardware configuration and not sure how to proceed from here. Thanks!by 87bc2 - RAMPS Electronics