[ARC5] BC-348 DYNAMOTOR

Mike Hanz AAF-Radio-1 at aafradio.org
Wed Jan 23 19:32:30 EST 2008


They are most likely simply stuck because of corrosion between the 
carbon brush and brass sleeve, John.  It's a common condition.  If you 
can reach the brushes where they contact the armature, just push them 
gently in in both the x and y axis with a wood dowel or other soft 
material while pulling gently on the wire out of the back of the brush.  
They usually pop loose with some gentle nudging.  Just try not to gouge 
the soft copper of the commutator in your efforts.

73,
Mike de KC4TOS

WB9NWN wrote:

>I AM TRYING TO CHANGE THE BRUSHES IN MY DM-28
>DYNAMOTOR. I CANNOT REMOVE THE OLD BRUSHES! ANY HELP
>FROM ANYONE?
>



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