X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sun, 22 Jun 2008 21:51:17 -0400 Message-ID: X-Original-Return-Path: Received: from fmailhost04.isp.att.net ([207.115.11.54] verified) by logan.com (CommuniGate Pro SMTP 5.2.3) with ESMTP id 2979904 for lml@lancaironline.net; Sun, 22 Jun 2008 19:33:02 -0400 Received-SPF: pass receiver=logan.com; client-ip=207.115.11.54; envelope-from=dskeele@bellsouth.net Received: from fwebmail31.isp.att.net ([207.115.9.161]) by isp.att.net (frfwmhc04) with SMTP id <20080622233223H04009c8q9e>; Sun, 22 Jun 2008 23:32:23 +0000 X-Originating-IP: [207.115.9.161] Received: from [68.221.186.81] by fwebmail31.isp.att.net; Sun, 22 Jun 2008 23:32:23 +0000 From: dskeele@bellsouth.net X-Original-To: "Lancair Mailing List" Subject: Re: [LML] Fw: L235 main gear casting Disposition-Notification-To: dskeele@bellsouth.net X-Original-Date: Sun, 22 Jun 2008 23:32:23 +0000 X-Original-Message-Id: <062220082332.25647.485EE106000A7E270000642F22243322829B0A02D2089B9A019C04040A0DBF0A040A0A059C0B@att.net> In-Reply-To: X-Mailer: AT&T Message Center Version 1 (Jun 10 2008) X-Authenticated-Sender: ZHNrZWVsZUBiZWxsc291dGgubmV0 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_25647_1214177543_0" --NextPart_Webmail_9m3u9jl4l_25647_1214177543_0 Content-Type: text/plain Content-Transfer-Encoding: 8bit Terrence, I had the same problem with my 235, my solution, shim the axle casting to correct caster and camber misallignment.. First off, go through the adjustment of the right gear actuator found on page 292 so that the "aluminum spacer" just is tight against the face of the actuator when the gear is completely retracted, then, adjust the over-center link to get the GM-1 vertical again Now, remove the wheel and Brake Alignment Disc and shim to get rid of "the 4 deg error". A/S has stainless tapered shim stock, some farm supply Co carry them too, of varying thickness which you can trial and error to correct the wheels castor and camber for proper alignment, then drill the shim to mount between the brake alignment disk and the GM-2. I would not mess with drilling the GM-2 or the GM-1 they will just get you in trouble later. it appears that the lower bolt boss on the GM-1 is the problem, its not perpendicular to the leg.. .. Don Skeele 850-626-4946 -------------- Original message from "terrence o'neill" : -------------- ----- Original Message ----- From: terrence o'neill To: Lancair Sent: Sunday, June 22, 2008 09:17 AM Subject: L235 main gear casting To original L235 kit builders, as eventual and current builder of kit #11 I noted yesterday that the right main gear casting/wheel was not parallel to the main mounting/retracting assembly, but the left one was. That is, the right main wheel, when down and locked, was cambered inward at the ground, at a 4 degree angle, while the mounting vertical tube was vertical -- perpendicular to the ground. After checking that the axle was mounted correctly to the casting, I looked closely at the left and right castings. (see attached). The top outer hole appears to have been drilled too close to the top of the right casting's top outer lug which mounts it to the mounting/retracting assembly. I'm asking L235 builders whether these casting came from the factory already drilled? If so, would Lancair have spares? I'll call. Also, (if Lancair doesn't have spares) does someone have an unused/used casting available that is correctly drilled? Finally, if anyone else has found a similar problem and fixed it himself, how? Any comments, if I have to self-help this, on how to do it?: 1. if I machine the outer hole to move the center down four degrees -- about .300" --, maintaining the present outer edge of the present hole, and bushing in for a new bearing hole? I guess I should estimate the loads for landing and side loads, to see whether there's presently enough edge distance left in the present casting... to see whether I should fix this casting or not. 2. If anyone knows the casting alloy, could the hole in the casting be heated/welded before drilling a new hole int he correct location? Any comments appreciated. Ready to start the LyCon for the first time. Thanks, Terrence L235/320 N211 AL No virus found in this outgoing message Checked by PC Tools AntiVirus (4.0.0.26 - 10.072.012). http://www.pctools.com/free-antivirus/ --NextPart_Webmail_9m3u9jl4l_25647_1214177543_0 Content-Type: multipart/related; boundary="NextPart_Webmail_9m3u9jl4l_25647_1214177543_1" --NextPart_Webmail_9m3u9jl4l_25647_1214177543_1 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
Terrence,
   I had the same problem with my 235, my solution, shi= m the axle casting to correct caster and camber misallignment.. First off,&= nbsp; go through the adjustment of the right gear actuator found = on page 292 so that the "aluminum spacer" just is tight against the fa= ce of the actuator when the gear is completely retracted, then, adjust= the over-center link to get the GM-1 vertical again   Now, remov= e the wheel and Brake Alignment Disc and shim to get rid of "the 4 deg= error".  A/S has stainless tapered shim stock, some farm supply = Co carry them too, of varying thickness which you can trial and e= rror to correct the wheels castor and camber for proper alignment,&nbs= p;then drill the shim to mount between the brake alignment d= isk and the GM-2.    
   I would not mess with drilling the GM-2 or the GM-1 they = will just get you in trouble later. it appears that the lower= bolt boss on the GM-1 is the problem, its not perpendicular to t= he leg.. ..  Don Skeele 850-626-4946    =
-------------- Original message from "terrence o'neill" <= troneill@charter.net>: --------------

 
----- Original Message -----=20
To: Lancair
Sent: Sunday, June 22, 2008 09:17 AM
Subject: L235 main gear casting

To original L235 kit b= uilders, as eventual and current builder of kit #11 I noted yesterday = that the right main gear casting/wheel was not parallel to the main mountin= g/retracting assembly, but the left one was.  That is, the right main = wheel, when down and locked, was cambered inward at the ground, at a 4 degr= ee angle, while the mounting vertical tube was vertical -- perpendicular to= the ground.  After checking that the axle was mounted correctly to th= e casting, I looked closely at the left and right castings. (see attached).
The top outer hole app= ears to have been drilled too close to the top of the right casting's top o= uter lug which mounts it to the mounting/retracting assembly.
 
I'm asking L235 builde= rs whether these casting came from the factory already drilled?
If so, would = ;Lancair have spares? I'll call.
Also, (if Lancair does= n't have spares) does someone have an unused/used casting available that is= correctly drilled?
Finally, if anyone els= e has found a similar problem and fixed it himself, how? 
 
Any comments, if I hav= e to self-help this, on  how to do it?:
1. if I machine the ou= ter hole to move the center down four degrees -- about .300" --, maintainin= g the present outer edge of the present hole, and bushing in for a new= bearing hole?  I guess I should estimate the loads for landing and si= de loads, to see whether there's presently enough edge distance left in the= present casting... to see whether I should fix this casting or not.=
 
2. If anyone knows the= casting alloy, could the hole in the casting be heated/welded before drill= ing a new hole int he correct location?
Any comments appreciat= ed.
 
Ready to start the LyC= on for the first time.
Thanks,
 
Terrence
L235/320 N211 AL


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