Re: [PSUBS-MAILIST] Oil vs air

[Nick <timely@jps.net>]

The x-9 which I have on e-bay right now uses dielectric in mini-kota notors as
a pressure seal and cooling fluid.I have yet to put my x-9 in the water but
almost 10 years old these moters still run just fine on the orginal oil.Nick

Paul Suds wrote:

> On my DPV, I used a high quality rotary seal. Does anyone use an oil filled
> motor housings on any of their shallow subs or ROV's? I know this question
> has come up before, and I've always advocated air with a good rotary seal,
> but I've been doing some research on Navy rotary seals and the like. It
> seems that the really deep ROV's and some subs use high dialectric oil with
> pressure compensated diaphragms. My motors are going to be kind of
> expensive,high current, and high voltage. Oil is starting to look
> desirable...Suds
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