Search found 2 matches

by venture
Tue May 07, 2013 3:48 am
Forum: Electronics
Topic: motors just whine but don't spin
Replies: 15
Views: 6511

Re: motors just whine but don't spin

Thanks, I learned the trick to find the two coils but ultimately it was the GRBL settings. I guess as I was going through the instructions it did not register to me that there is a step "potentially change the initial GRBL settings" since apparently they were much too high. [EDIT: in particular $0, ...
by venture
Mon May 06, 2013 8:16 pm
Forum: Electronics
Topic: motors just whine but don't spin
Replies: 15
Views: 6511

motors just whine but don't spin

I had a problem similar to http://www.shapeoko.com/forum/viewtopic.php?f=4&t=1016 except I had no trouble physically spinning the motors by hand and the problem is with all the motors (sparkfun nema 17) I built a stock shapeoko but when I would issue a GRBL command the motors would twitch (slight mo...