Curious OS 1.40 RX Problem

[Lance Van Nostrand]

Besides bearings, keep cooling in mind.  A Panacea owner in Texas (BW) had
some engine problems until he got the cooling right.
--Lance

----- Original Message ----- 
From: "Ron Van Putte" <vanputte at cox.net>
To: <discussion at nsrca.org>
Sent: Tuesday, June 15, 2004 12:52 PM
Subject: Curious OS 1.40 RX Problem


> John Fuqua has been running an OS 1.40 RX is a Focus with absolutely no
> problems for two years.  A month ago he finished a Panacea and
> installed a new OS 1.40 RX that he'd broken in and flown on his old
> Focus.  Everything was fine in the new Panacea until a week ago.  The
> engine ran fine on the ground, but at varying times airborne, the
> engine would quit rich at full throttle.  We tried a number of things
> until we leaned out the idle mixture.  The problem went away.  I can
> understand any number of reasons why an engine will go lean, but causes
> of going rich are on a short list.  Does anyone have a clue what caused
> this problem?
>
> BTW, leaning out the idle mixture caused the engine to be at a higher
> RPM in the mid-throttle settings and John had to redo the transmitter
> throttle curve to get the throttle response the way he wanted it.
>
> Ron Van Putte
>
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