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Old 11-18-2025, 12:42 PM   #3
hueyhoolihan
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Join Date: Dec 2024
Location: central coast california
Posts: 598
Default Re: 6 volt Generator brushes squeal like a pig!

Quote:
Originally Posted by gingerkid View Post
My early 6 volt generator squeals like a damn pig! still works its not the bushing or bearing its the brushes i've replaced them cleaned the armature sanded the armature and brushes done everything i can think of, i put dielectric grease on it stopped but quit charging any tricks?
thanks for the info!
curious as to why the brushes have been targeted as the source of the noise, as they've been replaced and the armature cleaned, etc. AFAIK, they may cause some noise, but rarely squealing.

IME, it's always been the generator's bearings or bushings that squeal (the generator may have a couple of oiling ports, BTW), or perhaps the belt or any other device connected to it. good luck!
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