[NSRCA-discussion] Ideas?

[jivey61 at bellsouth.net]

Ron
Have you changed the pipe?  Ed M. mentioned baffles.   Swap engines with
Fuqua and see what happens?
Jim Ivey
----- Original Message ----- 
From: "Ron Van Putte" <vanputte at cox.net>
To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
Sent: Friday, July 14, 2006 1:24 PM
Subject: Re: [NSRCA-discussion] Ideas?


>
> On Jul 14, 2006, at 11:25 AM, <jivey61 at bellsouth.net> wrote:
>
> > Since you changed fuel that seems to rule that out.  Put his engine
> > in another
> > plane if you can.
> > What it sounds like to me is that the bearings are bad in both
> > engines and
> > the contamination is killing the plugs. Don't say impossible at this
> > point.
>
> I won't say impossible, but the second engine was fresh from a
> rebuild, which included new bearings.
>
> > The only other thing is the fuel which was common to both engines. Do
> > you remember all the trouble I had 2 years ago?My problem was in my
> > container the I put my fuel in. It was contaminated and when I
> > filled the
> > pumping container, the engines would run fine until the contaminate
> > mixed
> > with the new fuel and then trouble happened.
>
> I remember your fuel problems.
>
> > I pump from the gallon fuel jug that I buy the fuel in now and have
> > no more fuel problems.
>
> John always pumps from the jugs the fuel comes in.
>
> > Good luck at the nats, I can't make it this year.
>
> Thanks.
>
> Ron Van Putte
>
> > ----- Original Message -----
> > From: "Ron Van Putte" <vanputte at cox.net>
> > To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
> > Sent: Friday, July 14, 2006 11:36 AM
> > Subject: [NSRCA-discussion] Ideas?
> >
> >
> >> John Fuqua has been having an annoying and thoroughly confusing
> >> problem.  He has been using two different OS 1.40 RX engines for the
> >> past three years and they've run flawlessly until recently.  He's had
> >> one in an Impact since the early spring.  A month or so ago, the
> >> engine started dying in the air periodically when he advanced the
> >> throttle from idle.  He tried adjusting the idle mixture control and
> >> the main needle valve and the problem seems to go away.
> >>
> >> Suddenly, a few days ago, the engine would die as soon as the ignitor
> >> was removed.  No problem:  it's the plug(s).  He's using the Mintor
> >> 1.40 head on these engines and they have two plugs.  Replace both
> >> plugs.  Engine ran flawlessly for the rest of the flying session.
> >> The next day, the problem was back, exactly like it was the day
> >> before.  Then we removed the entire fuel system, cleaning everything
> >> and replacing the fuel tubing, fuel filter and tank clunk.  Replaced
> >> the glow plugs as well.  Engine ran flawlessly for the rest of the
> >> flying session.  The next day, the problem was back, exactly like it
> >> was the day before.   Yanked out that engine and installed its twin,
> >> fresh after a rebuild.  Engine ran flawlessly for the rest of the
> >> flying session.  The next day, the problem was back, exactly like it
> >> was the day before.  John has been using Morgan 20% heli fuel as long
> >> as he's been running these engines and it's worked great.
> >> Nevertheless, during this ongoing saga, we tried Morgan 30% heli fuel
> >> and Morgan Pro Power 20% and nothing seems to break the pattern.
> >> HELP!  We leave for the Nats tomorrow.
> >>
> >> BTW, I have been using an OS 1.40 RX in my airplane for the past two
> >> seasons and have loved it.
> >>
> >> Ron Van Putte
> >>
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