Re: [TCML] Secondary Repair Question

[Brandon Hendershot <brandonhendershot@xxxxxxxxx>]

Hi Dave,

Sorry for conjuring up this old topic from the dead, but would 'wet' sanding followed by a bath and a good rinse be acceptable? Finally got around to this little project on my vacation and may need to start over the coating process (motor turning the coil burned out shortly after the first coat was applied...)
Thanks

--
Brandon H.
teslacoilers.blogspot.com


On May 2, 2011, at 7:40 AM, dave pierson <dave_p@xxxxxxxxxxx> wrote:

> 
>> I've successfully repaired mine by cleaning it with a Scotchbrite pad
>> and alcohol, then recoating. Yours looks worse than mine did, but
>> you still may get away with it. If you choose to sand, I'd be very
>> careful to clean all of the sanding grit, as I've heard some fine
>> sandpapers use a conductive grit. 
> 
>    The version i heard, Electronic Tech Instructor, retired US Navy,
>    diesel battery submarines, was specific to EMERY PAPER.  600VDC(ish)
>    batteries, big enough to run the boat submerged.  Someone cleaned
>    something with emery paper ( dockside retrofit) and when
>    powered up....
> 
>    A quick dive thru references yields nothing specific, either
>    way, 'emery' is a mix of minerals.  In any case, sanding
>    copper/whatever will yield conductive dust...
> 
>    best
>     dwp
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