REFLECTOR: High oil temps

Scott Derrick scott at tnstaafl.net
Thu Aug 10 09:39:59 CDT 2006


Those are good oil temps Jim.  High enough to boil the water out but low 
enough for a comfortable margin below redline..

Scott

Jim & Sharon Beck wrote:
> Another place to check. I seem to have finally solved my high oil temps on 
> my 173rge  with IO360A1B6 after a year and 1/2 I could never climb out in 
> the summer without the hitting 240 degrees   and even higher. and cruise 
> temps were running in the high 230s and sometimes even 240 until reducing 
> power to land. Last year I pub on a second oil cooler ( no change ) I put 
> sensors on the oil lines going into and out of the cooler last fall and on a 
> 65 degree day found I was getting a 60 degree temp drop across the front 
> cooler. with the hot side reading right along with my engine gauge. Last 
> weekend I changed the position of my oil temp probe to the horizontal 
> position right beside the vernatherm and have flown 3 times now with the OAT 
> in the 90s and have yet to get a redlight in climb highest about 225 in a 
> slow climb and goes back to 210 to 213 at cruise speeds with OAT at about 80 
> degrees.
> I can live with that . only wish I had found this earlier as it would have 
> saved a lot of time & grief  & worry.
> Jim
> 173 RGE  29 RP 
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