[Amps] Cleaning and lubrication of ribbon variable coil

[Jim W7RY]

I would think that dialectic grease is the last thing you want to use. 
You don't want a dielectric here?

73, Jim W7RY


On 8/10/2022 5:01 AM, Rob Atkinson wrote:
> It sounds like what you have is a Harris edge wound coil with pinch
> rollers.  These are often found in phasors and ATUs.  When they have
> been set in one contact point for decades, freeing them up and
> returning them to new condition usually requires they be completely
> disassembled and cleaned up, (Tarn-X) and put back together with some
> dielectric grease on moving parts.  Nothing on the coil-roller contact
> surface.  When reassembling take care to get the pinch roller to grip
> with the right amount of force.
>
> 73
> Rob
> K5UJ
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-- 
Thanks and 73, Jim W7RY