Max Johansson
 
 
  Joined: 09 Jan 2006 Posts: 25 Location: Helsinki, Finland
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				 Posted: Sun Mar 23, 2008 4:13 am    Post subject: 912 oil termostat or perhaps a heat exchanger | 
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				Les
 
 Another possibility to get the oil temperature up fast
 in a safe way is to install a heat exchanger between
 the water and the oil flow. Because locally there has 
 been several successfull cases of using a small aluminum 
 "Laminova" type heat exchanger and no separate oil 
 radiator at all I decided to go for this too. 
 But the original water radiator need to be well placed
 to begin with with sufficient air suck out to take the 
 extra heat load in summertime. Have no results yet but
 can send a picture of my 701 heat exchanger installation 
 if you are interested. 
 
 rgrds
 Max
 
 Max Johansson, Helsinki, 
 just now installing a 912S in my 701SP
  	  | Quote: | 	 		  On Sat, Mar 22, 2008 at 12:59 AM, Les Goldner 
 <lgold(at)quantum-associates.com> wrote:
 >
 > Although it was 60 degrees Fahrenheit today, 
 > I still had to wait 15 minutes for my 100HP 912ULS oil 
 > to get to 120F+degrees so that I could take off.
 > While waiting, it dawned on me that maybe I need to consider 
 > a bypass thermostat for the oil cooler/radiator.
 > There is no mention of such a bypass in the Rotax 
 > Installation Manual or in my Zenith 701 manual.
 > Have any of you installed oil bypass thermostats? Is this something 
 > that I should consider adding, or will it just add another point of 
 > potential failure that should be avoided?
 > Les
 
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  _________________ Max
 
 
Max Johansson, Helsinki, Finland
 
Building a CH701SP-912S 
 
on CZAW amphibian floats | 
			 
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