> From: Greg Bentzinger [mailto:skullwo...@yahoo.com] > My mid 80's Hurco manuals have a service chart which wants the motor and > tach brushes checked and brush dust blown out with clean dry air every XXXX > hours use. > I have actually done this (more than once) because the servos were > accessible.
I've pulled the suspect motor from the machine, I'll vac and retest (with an insulation tester) before I go any further. > > I suspect the 35Mega Ohm is a short at one brush holder caused by the brush > dust. Makes sense, thank you. > > I admit that the monster FANUC yellow cap motors on my Hitachi Seiki > Turning center have never been touched since the machine was delivered in > 86. That machine was designed to run production, and God help you if you > ever need to do service or repairs. > > Greg > > Out yonder in Yoder, CO > > ---------------------------------------------------------------------------- -- > Check out the vibrant tech community on one of the world's most engaging > tech sites, SlashDot.org! http://sdm.link/slashdot > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ Announcing the Oxford Dictionaries API! The API offers world-renowned dictionary content that is easy and intuitive to access. Sign up for an account today to start using our lexical data to power your apps and projects. Get started today and enter our developer competition. http://sdm.link/oxford _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
