EP4 Onefinity CNC - First Cut On Your CNC - Team Onefinity

[OnefinityCNC (Onefinity Support)]

I’d wager only 1 Y rail is working correct. Go through this doc and see if that’s the case. Then apply the rest of the doc to correct it (most likely loose coupler):

Troubleshooting: Rail is getting hung, stuck, or out of alignment (x35/x50 machines)

Rail is getting hung/stuck/grinding. A rail getting stuck/hung is typically one of two things, either a wire/connection issue or the grub screw on the ball screw isn’t tight on the side that isn’t moving. One thing to remember, stall homing adjustments do NOT affect rail movement during cutting or jogging. If the rail isn’t moving correctly during cutting or jogging, incorrect stall homing is an affect of this greater issue. Note: Any time the axis moves in the opposite direction than what yo…