[ARC5] BC-348 DYNAMOTOR

[WA5CAB at cs.com]

You're going to replace the grease, anyway.  Right???  In fact Dave might 
have added that if you remove the bearing caps before the oven treatment (and 
place paper towel to catch it), you may melt out some of the old grease which 
isn't a bad thing.

In a message dated 1/23/2008 11:21:06 PM Central Standard Time, jfor at quik.com 
writes: 
> I'd worry about melting the grease in the ball bearings.
> 
> Best,
> -John
> 
> 
> David Stinson wrote:
> 
> >I assume the brush holders are bakelite or some form thereof?
> >I don't remember without digging  one out.
> >I've freed swollen, stuck bakelite inserts with heat.
> >I think it dries the moisture out and they shrink,
> >because the parts fit nicely again once cooled.
> >Some people say it won't, but I've done it with success many times.
> >Put the dyno in the oven at about 180-200 degrees for an hour.
> >No hotter than that.
> >Take out (with oven mit, of course) and try the screws again.
> 
> 

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