Before drilling into you engine for oil you may want
to consider what Guy Marcotte recommends.  He said to
have a reservoir with gear oil to lubricate the PSRU.
--- "sqpilot@earthlink" <sqpilot@earthlink.net> wrote:
> Hi, fellow rotary enthusiasts....I am getting ready
> to run the oil supply
> line to my Ross PSRU.  I am contemplating tapping
> into the 90 degree oil
> filter adapter which we made.  Upon looking at
> several schematics showing
> oil flow and direction in a 13b, I concluded that
> the oil first enters the
> oil filter from the port furthest from the engine,
> then after flowing
> through the filter, returns into the port closest to
> the engine. Because of
> the design of my 90 degree filter adapter, it would
> be easier and more
> practical to tap into the system where the oil is
> returning from the filter
> back into the engine.  My thinking is that since the
> oil filter is a
> "closed" system, that there should be the same, or
> adequate oil pressure
> just as the oil is exiting the filter as it would
> just before entering the
> filter?  If this is true, I can tap into that
> portion of the loop, and have
> a simple, short hose going straight to the top of
> the PSRU.  Did I mention
> that I like things simple?  Thanks in advance for
> any and all replies and/or
> suggestions.  Looks like this thing will be making
> noise very soon.  Paul
> Conner
>
>
>
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