hey a champ citabria is a rather good plane as far as gliding ability.
decent airfoil design , good lift and a tail dragger . all good design
features in my book.
now siezing the engine...........naughty-naughty-naughty! umm who was doing
the preflight? ahem!
chuck
formerly the world's largest sprite driver.
----- Original Message -----
From "Paul Archibald" <androbus at yahoo.com>
To: "Robert E. Shlafer" <PilotRob@webtv.net>; "Midget/Sprite"
<midgetsprite@yahoogroups.com>; "Spridgets" <spridgets@autox.team.net>
Sent: Sunday, November 10, 2002 1:28 AM
Subject: Re: :-( gue3ss whayt happens when the oil pressure drops ont he
highway! :-(
> --- "Robert E. Shlafer" <PilotRob@webtv.net> wrote:
> > Paul-
> >
> > Rats. Bad luck. But you are an aircraft
> > mechanic so you shut down immediately
> > of course and coasted to the side of the
> > road. How much damage could you have
> > done unless you were running it this way
> > for awhile or turning high rpm's while
> > this was going on? Probably very little
> > if any?
> well....uh...hmmmm...I did sorta keep it at driving rpm for
> a minute! ;-0 Stupid me! ~3200 rpm! was working on no food
> since yesterday, and not thinking clear....was thinking it
> could get me to the exit! don't know why I thought that! I
> know better.....
>
>
>
> > Drain it and install a new filter and see
> > what happens?
> Drain it? Already did that all over the highway! ;-0
>
> > You know where the oil
> > pressure ran before so you can compare.
> > The "new" indicated pressure and your
> > ear will basically tell the tale. Maybe not
> > bad news, after all?
> Well for now, I took the plug out of the other
> engine...installed it, added fresh oil, snd it fired right
> up! started out at 60 psi! than ralized was running at 1600
> rpm, cause the cable was kinked at carb....fixed that, aid
> it idles at ~40 psi, jus like before.......but...there is a
> tikka tikka sound now....it does appear to be running
> strong though. Tomorrow, I will flush out engine with some
> cleaner/solvent, replace the oil filter(luckilly have a
> spare in the boot)and install fresh oil again. than will
> drive it around and see how it goes.....again fuzzy
> here(maybe from the beer?) ;-) not thinking clearly what
> is causing the bad valve tappet sound, as pushrod engines
> don't usually get it like that(brain really fuzzy, do they?
> I'm an idiot today for some reason, maybe need to sit down
> and forget abot it for a while. definately do not hear a
> rod knokc sound! ;-) ..........yet......crossing
> fingers....
>
> > Run it gently and renew the oil and filter
> > in less than 100 miles. This will help to
> > remove any metal which may have circulated internally
> > while you crack
> > open the filter and take a look for metallics....
> > Hopefully little or nothing.
> >
> > Acquire one of the magnetic oil plugs
> > as well. Would probably be a good
> > idea in this case, Paul. You'll also
> > probably want to drop the pan and
> > take a look and/or clean it out at least.
> good idea just in case, but...it's not magnetic particles
> that are the issue...it's the bearings that go first
> usually...(remembering the sump full of "tin-foil" when the
> oiling system failed in our Citabria and it ran dry 'til it
> siezed, luckilly in gliding sistance of the field! had two
> of these inverted oil suystems fail over the years..)
>
>
> > You may find it will be basically OK
> > (hopefully). Depends how long/hard
> > you were driving it this way. Bummer
> > in any event but I have my fingers
> > crossed for you, mate.
> thanks! I think/hope i will be able to drive it around with
> that top-end tapping, but will adjust the valves in the
> morning to see if it helps.....amazing that it could
> survive as it appears to have. (I have always been amazed
> at the punishment that engines will actually take sometimes
> and still keep on ticking..)
> Paul (fingers crossed)
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