Viesturs Lācis wrote: > Problem solved! > > I decided to take motor apart and see, if I can find something. And I did > find something - small scratches in 2 spots on encoder disc. > To verify that this is the cause of problem I swapped encoder discs with > the motor on the other end of gantry bridge. > And best part of the story is that both motors work correctly! Ordering new > replacement encoder is on the to-do list, but it works now just as it is. > Yup, I have seen this on several encoders. Either debris got into the encoder, or the bearings have disintegrated, allowing the disc to hit the fixed gratings and rub away the pattern. First, it starts to flake out at one point in the rotation, and slowly spreads as the damaged area grows.
Glad you found it! Jon ------------------------------------------------------------------------------ This SF.net email is sponsored by Windows: Build for Windows Store. http://p.sf.net/sfu/windows-dev2dev _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
