On Tue, 09 May 2006 06:20:35 +0000, Jasen Betts wrote:
> On 2006-05-07, Mark L. Fergerson <mfergerson1@xxxxxxx> wrote:
>> I got a Powerstat type 10B cheap at a yard sale and discovered later
>> that the wiper button was missing. I've been advised that whittling a
>> replacement out of battery carbons, motor brushes, etc. is a Bad Idea.
>> Finding a proper (i. e. factory) replacement is simply not possible
>> as They Don't Make 'Em Anymore.
>> So, any suggestions what to use?
> use the yeller pages, find a place that does motor rewinds, if they don't
> have one they'll have a source, or the ability to manufacture one most
I just did a quick google, and some guy says he bought a motor brush and
ground it to size, but that was only a 2.5A variac. Just be sure and
grind the nose down to a flat:
...UUUUU <- windings
So that it exactly covers one winding - they're ground flat on the top,