[Test-Equipment] Question regarding HP-8640B

[Barry]

The gears are nice and clean.  It appears the friction is coming from inside the housing that contains the cams and followers.  I figure inside that is where I'll find my friction problem.

Thanks,
Barry - N4BUQ

 On Fri 28/01/11  9:39 PM , "Dave Harmon" k6xyz at sbcglobal.net sent:
> The nylon gears might swell and bind if they have oil or grease on
> them.
> Dave Harmon