Evangelos
Check the spiral shaft for sludge, they do tend to get gummed up.
Also check for any burrs on the bronze bushing or sharf where the
armature rests in the back of the housing.
And of course remove all that old caked up grease, regrease with
Vasoline or similar light grease.
Hope this helps
Frank
Evangelos G. Makris wrote:
>
> Hope you had a great New Year's Day!
>
> I have a spare DR3A wiper motor that I am trying to revive.
> It's the square type with two lucar connectors on the armature
> box and one just above the 150-degree gear - most likely for
> returning the wipers to their resting position.
>
> However the problem is that the armature doesn't move freely
> in the yoke. It sticks badly and I have to use a lot of force
> to turn it with my fingers. If I remove the yoke/brush box
> then it rotates just fine.
>
> So, should I remove some metal with coarse sandpaper (or what other
> method) from the yoke?
>
> What are the "adjustable armature bushes" for?
>
> I don't want to throw the whole thing away without some experiment,
> but, boy, the amount of grease on my fingers....wow!
>
> Thank you
>
> Evangelos
--
Frank Clarici
Toms River, NJ
Lots of LBCs
http://www.exit109.com/~spritenut
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