How about if you raise the Z axis above the bed and extrude using manual control.
Did you scratch the glass or metal plate on top of heated bed pcb or the pcb? Wouldn't think it would be a big deal unless you scratched the pcb enough to cut a trace.
Edited 1 time(s). Last edit at 12/12/2015 09:22PM by msaeger.
Newbie with Folgertech 2020 i3.