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Re: Normal operating oil temps

Posted: Thu Sep 04, 2014 4:53 pm
by 48RagwingPilot
Thanks for posting. Anyone know the appropriate method of modifying the blast tube?

Re: Normal operating oil temps

Posted: Mon Sep 08, 2014 8:38 pm
by GAHorn
Aryana wrote:Ok, here are the F&M install instructions.

"X. If air was provided to the oil temperature probe via a blast tube, the blast tube will need to be modified to provide air to the new location of the oil temperature probe."
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Also if you're running straight 100 weight oil in 40F+ ambient, your oil temp redline is increased from 225F to 240F. Surprised no one has mentioned that.
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What didn't I say?....
gahorn wrote:Those temps are just fine. With SAE 50 oil, the temp is allowed to go to 240 per the engine type certificate. (Many other models of engines/airplanes strive to get their temps up to the level you are experiencing in order to get the water vapor out of the oil.)

Re: Normal operating oil temps

Posted: Tue Sep 09, 2014 2:00 am
by Ryan Smith
48RagwingPilot wrote:Thanks for posting. Anyone know the appropriate method of modifying the blast tube?
Overheard this weekend (name withheld to protect the innocent) was a modification of a blast tube with an old (PMA- passes my approval) lawn chair. Same size tubing and already bent at the correct angle.

Re: Normal operating oil temps

Posted: Tue Sep 09, 2014 2:37 pm
by daedaluscan
Ryan Smith wrote:
48RagwingPilot wrote:Thanks for posting. Anyone know the appropriate method of modifying the blast tube?
Overheard this weekend (name withheld to protect the innocent) was a modification of a blast tube with an old (PMA- passes my approval) lawn chair. Same size tubing and already bent at the correct angle.
I love that. I was looking over a friend of mines Championship winning hot rod (British oval dirt racing) and asked him what steel he had used for the suspension arms (He is obsessive about unsprung weight). I said "is it 4130 ?" He replied "no, it is table steel". I said "whats that?", he said he had cut it off his wife's garden table.