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Subject: Re: [LML] Re: Piano hinges and checking if....
From: Ronald STEVENS <Ronald@sdc.com>
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I found another way to check if you really put the wire through the =
hinges. Take a flashlight and check it from the bottom, I can see the =
whole hinge and after putting the wire into the hinge I just check it =
visually if I really did :)

-- Ronald -- 65 hours and counting.

On Sep 25, 2011, at 11:39 PM, PAUL HERSHORIN wrote:

> I had this problem with my 360.  I removed the top and botom cowing =
and mated them off the plane.  I found that on putting the left wire in =
it would pass on the side of the piano hinge.  To resolve this issue I =
sanded the Piano hinge area, mixed up flux and fiberglass, greases the =
wire and embedded the wire with the flux and fiberglass.  I let it cure =
overnight and pulled the wire out. I have never had another problem with =
the wire not lining correctly. I ended up correcting both sides so I =
would not have any future problems. The spacing before the fix was one =
half inch or less from the screw in to the Piano Hinge, just enought to =
cause problems as the "nut" was losened with use.  Putting the flux and =
fiberglass in tightened everything up.  Be sure that you grease the wire =
or you may have problems removing it.
> Paul Hershorin
> 471LA
>=20
> --- On Sat, 9/24/11, Robert R Pastusek <rpastusek@htii.com> wrote:
>=20
>> From: Robert R Pastusek <rpastusek@htii.com>
>> Subject: [LML] Re: Piano hinges and checking if....
>> To: lml@lancaironline.net
>> Date: Saturday, September 24, 2011, 9:05 PM
>> Ron wrote:
>>=20
>> Today on my flight to Sebastian/FL I noticed on landing
>> that the wire that suppose to go through the piano hinges
>> (cowling) was sticking out on the side (not a pretty sight)
>>=20
>> So I pulled it out and pushed it in again, it looked good
>> to me, and the cowling seemed ok, but when I can back home
>> it as sticking out.....again :(
>>=20
>> So is there any trick I can use ? (it did not do any damage
>> and the wire was just hanging out at the side.
>>=20
>> Ron,=20
>> This is most often caused by the cowling halves and/or
>> fuselage join not being correctly mated before inserting the
>> hinge wire. (You didn't say where specifically you were
>> having trouble; some used this only for joining the top and
>> bottom; some used it in other areas.) It's important that
>> you trouble shoot this and correct ASAP, as the cowling
>> could easily fail and cause loss of the aircraft.
>>=20
>> I can't offer much advice if the problem is with the
>> cowl/fuselage joint as these are all different, but the
>> top/bottom cowl joint is easier to troubleshoot, especially
>> if the hinge wire enters from the front of the engine (the
>> most common configuration).
>>=20
>> If this is the situation you have, try re-mating the
>> cowling halves with the pin removed. Then carefully insert
>> the pin an inch or so into the joint, and look inside the
>> air inlet hole to see where it's going. You may have to
>> (carefully) push aside some of the baffling to do this. The
>> trick is to make sure the hinge halves are correctly mated
>> before starting in with the wire. Once you get the wire
>> through the first top and bottom pivots, it's impossible to
>> insert it any more into the hinge joint until they are
>> correctly mated--and aligned--unless one of the hinge parts
>> itself is broken.
>>=20
>> So conduct a good inspection of the area to figure out
>> whether it's a broken hinge part or a mating issue and work
>> from there.
>>=20
>> Glad to talk to you off-line if you want to give a call.
>>=20
>> Good luck; this should be trivial to correct once you
>> figure out what's causing the alignment problem.
>>=20
>> Bob Pastusek
>> 703-271-8008
>>=20
>>=20
>>=20
>> --
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>>=20
>=20
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