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Subject:Re: Oscillating RPM Fixed
From:Ted Heath
Date:Wed Nov 01 21:38:44 2000


Mr Finch
Forget what you hear about EGT on two strokes it is a very important
gage and should be fitted to all Rotaxes air or water cooled and probes and
dual gage for each cylinder. EGT tells you what is happening in each of your
cylinders in three regimes idle on the needles and on the main jet.

Ted Heath
Aircraft Technician.



"JGFinch" wrote in message
news:20001031132433.20753.00000662@ng-cl1.aol.com...
> Earlier I had told you about my 447 and its oscillating problem. Thanks
for the
> info. Heres what I did to fix the problem. I replaced my fuel filter,
fuel
> pump, carb socket, and all needle valves. I also repitched my prop to get
> higher rpms. The one thing that probably fixed the oscillation was the new
jet
> needle and clip just as most of you thought it would be. Now here is my
new
> problem, if it is one.
> I cant seem to get my CHT temps high enough, runs at 250 to 310 max. Any
> suggestions?
> Thanks again.
> Jerry
>




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