Thanks Ken and Gene, The X and Z cables were miswired. I was pretty sure the problem was not in the controller box because it was working with the X2 mill.
Now I can work on the homing sequence. Alan From: <ken.stra...@gmail.com> > To: "'Enhanced Machine Controller (EMC)'" <emc-users@lists.sourceforge.net > > > Cc: > Bcc: > Date: Fri, 19 Mar 2021 18:36:01 -0400 > Subject: Re: [Emc-users] Trying to power up my little PCB mill > "Shuttering" is a frequent symptom of a mis-wired motor. Are all three > motors wired identically? Check the cables! > > -----Original Message----- > From: Alan Condit <condit.a...@gmail.com> > Sent: March 19, 2021 6:21 PM > To: Emc-users@lists.sourceforge.net > Subject: [Emc-users] Trying to power up my little PCB mill > > I finally got my PCB mill all wired up and I started with the stepconf > configuration that works with my X2 mill. > Neither the X axis or the Z axis work. They just shudder. However, the Y > axis works fine it will do 180 ipm. So I took the stepper off of the X axis > to see if it would turn by itself and it would not. It just shuddered. So I > took the motor off the Y axis and put it on the X to see if it would work > and no joy. It just shuddered. So just to check things out I put the motor > from the X axis on the Y axis and guess what it worked fine. > > All three axis are using 5 tpi ball screws and linear rails. When I turn > the > X axis screw by itself it seems to move freely enough. The stepper motors > are from Automation Direct and are 425oz/in motors so they should have > enough power. I am using new/old Superior stepper drivers but they drive > the > X2 mill just fine. > > Any suggestions in where to go from here? > > Thanks, > Alan > > ---------- Forwarded message ---------- > From: Gene Heskett <ghesk...@shentel.net> > To: emc-users@lists.sourceforge.net > Cc: > Bcc: > Date: Fri, 19 Mar 2021 18:52:12 -0400 > Subject: Re: [Emc-users] Trying to power up my little PCB mill > On Friday 19 March 2021 18:21:29 Alan Condit wrote: > > That, generally, is evidence of swapped step and direction signals. > > Double check your wiring from BoB to driver. > > Cheers, Gene Heskett > -- > "There are four boxes to be used in defense of liberty: > soap, ballot, jury, and ammo. Please use in that order." > -Ed Howdershelt (Author) > If we desire respect for the law, we must first make the law respectable. > - Louis D. Brandeis > Genes Web page <http://geneslinuxbox.net:6309/gene> _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
