Mailing List flyrotary@lancaironline.net Message #41958
From: Mark Steitle <msteitle@gmail.com>
Subject: Re: [FlyRotary] Oil temps, O-rings
Date: Sat, 15 Mar 2008 06:00:07 -0500
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Kelly,
After reading Al's post, I need to make a clarification on my previous oil temp information.  The 245* temps were after the cooler, at the oil filter pad, so who knows what they were coming out of the engine.  Over the last year I've instrumented my oil & water cooling systems so many different ways that I sometimes get confused as to what I'm reading on the EFIS & EM-2.   Presently, I'm taking oil temp readings after the first oil/air cooler, then after the oil/water exchanger (as the oil enters the engine).  I do this to monitor how well each of the oil coolers are working.  Sorry for the confusion.

Mark S.


On Sat, Mar 15, 2008 at 12:54 AM, Al Gietzen <ALVentures@cox.net> wrote:

Mark,

    That is the kind of "Real World" info we like to hear.......Particularly

since there is some difference of opinion as to the need or suitability

for the use of the "TES" seals among the group..........

--
Kelly Troyer

My 20B has the stock O-rings, and I've had the engine exit oil up to 235-240 a number of times, coolant temp to 200F – never for very long - no issues. I figure a max short duration limit on the pan temp is 250. Max on oil return, about 220F.  Cruise below 190.

I'm installing an oil/coolant exchanger looking to reduce the oil temp by about 15 degrees.

I had done all my analysis around using a Setrab TOC300, then when ordering found they have stopped making it.  Anyone have one lying around?

Al

 


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