Today's Message Index:
----------------------
1. 08:31 AM - Aileron pushrod clearance (Gerry Filby)
2. 09:41 AM - Re: Aileron pushrod clearance (Richard Jones)
3. 09:43 AM - Re: Aileron pushrod clearance (Mike Hoover)
4. 09:43 AM - FS RV Belt Buckles (Glenn Brasch)
5. 10:02 AM - Re: Aileron pushrod clearance (Matthew Brandes)
Message 1
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Subject: | Aileron pushrod clearance |
--> RV9-List message posted by: Gerry Filby <gerf@gerf.com>
Wrapping up the last parts of the wings ... installed the
aileron pushrods and bellcrank. Disapointed to see that the
steel pushrod fouls the edge of the openning in the rear spar
at both limits of aileron movement. The max deflection of the
aileron is within the limits set in the construction manual
(Section 15) but you can alread see that the powder coat on the
pushrod is being marred. Also, at max up deflection one of the
rivet heads that secure the rod end "catches" on the edge of
the opening - this worries me - I see potential for a jammed
flight control.
Its hard to see how this cannot have been a problem in every
kit since there's not much latitude for positioning given that
all the holes are prepunched.
Anyone else have these issues ?
g
(Fuselage sitting in its crate calling my name.)
==========================================================
Gerry Filby gerf@gerf.com
Home: 415 239 4846
Cell: 415 203 9177
Message 2
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Subject: | Re: Aileron pushrod clearance |
--> RV9-List message posted by: "Richard Jones" <esnj@granbury.com>
Gerry: You must be right. I had this problem on Kit #90062. I opened the
hole in the rear spar up a little. It's far enough out on the wing that
stress should be pretty low. Dick Jones
----- Original Message -----
From: "Gerry Filby" <gerf@gerf.com>
Subject: RV9-List: Aileron pushrod clearance
> --> RV9-List message posted by: Gerry Filby <gerf@gerf.com>
>
>
> Wrapping up the last parts of the wings ... installed the
> aileron pushrods and bellcrank. Disapointed to see that the
> steel pushrod fouls the edge of the openning in the rear spar
> at both limits of aileron movement. The max deflection of the
> aileron is within the limits set in the construction manual
> (Section 15) but you can alread see that the powder coat on the
> pushrod is being marred. Also, at max up deflection one of the
> rivet heads that secure the rod end "catches" on the edge of
> the opening - this worries me - I see potential for a jammed
> flight control.
>
> Its hard to see how this cannot have been a problem in every
> kit since there's not much latitude for positioning given that
> all the holes are prepunched.
>
> Anyone else have these issues ?
>
> g
>
> (Fuselage sitting in its crate calling my name.)
>
> ==========================================================
> Gerry Filby gerf@gerf.com
> Home: 415 239 4846
> Cell: 415 203 9177
>
>
>
Message 3
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Subject: | Aileron pushrod clearance |
--> RV9-List message posted by: "Mike Hoover" <mikehoover@sc.rr.com>
I had mine welded to avoid this problem. $20 at a local weld shop.
Mike
90709 fuse
-----Original Message-----
From: owner-rv9-list-server@matronics.com
[mailto:owner-rv9-list-server@matronics.com] On Behalf Of Gerry Filby
Subject: RV9-List: Aileron pushrod clearance
--> RV9-List message posted by: Gerry Filby <gerf@gerf.com>
Wrapping up the last parts of the wings ... installed the
aileron pushrods and bellcrank. Disapointed to see that the
steel pushrod fouls the edge of the openning in the rear spar
at both limits of aileron movement. The max deflection of the
aileron is within the limits set in the construction manual
(Section 15) but you can alread see that the powder coat on the
pushrod is being marred. Also, at max up deflection one of the
rivet heads that secure the rod end "catches" on the edge of
the opening - this worries me - I see potential for a jammed
flight control.
Its hard to see how this cannot have been a problem in every
kit since there's not much latitude for positioning given that
all the holes are prepunched.
Anyone else have these issues ?
g
(Fuselage sitting in its crate calling my name.)
==========================================================
Gerry Filby gerf@gerf.com
Home: 415 239 4846
Cell: 415 203 9177
Message 4
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Subject: | FS RV Belt Buckles |
--> RV9-List message posted by: "Glenn Brasch" <gbrasch@earthlink.net>
I have upgraded my site with better pictures and customer comments for your viewing.
Thanks, Glenn -9A fuselage
http://home.earthlink.net/~gbrasch/
Message 5
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Subject: | RE: Aileron pushrod clearance |
--> RV9-List message posted by: "Matthew Brandes" <matthew@n523rv.com>
Gerry,
Everyone has these issues. Some have worked around the rivet catching by
having the rod-ends welded on instead of riveted on. Enlarge the hole with
a file until you remove enough material so that the push-rod doesn't
interfere in any way.
Matthew Brandes,
Van's RV-9A (Finish Kit)
EAA Chapter 1329 President
EAA Chapter 868 Web Editor
www.n523rv.com <http://www.n523rv.com/>
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