Re: Motor cleaning

On 10/5/2024 12:45 PM, Don Y wrote:

On 10/5/2024 9:31 AM, bitrex wrote:

sci.electronics.repair seems dead so I'll ask here:
>
Is there a solvent that's OK to dunk the whole rotor and stator of an e.g. Lionel universal motor in to clean it up? Like say fill a bag with the solvent and parts and then toss it in an ultrasonic bath. Would something like anhydrous isopropyl be appropriate?
>
The disintegration of a nearby carbon-zinc battery has made this assembly a sooty mess. 8-(

 /Purple Power/ is my go-to cleaner for carburetors, etc.
(which often have things like plastic floats, rubber O-rings,
etc.)  Not sure of how it might react with the varnishes
used as insulation...
 Alcohol is probably OK
 

Thanks for getting back, yeah, the varnish/enamel on the windings concerns me a bit so I don't want to use anything too aggressive.