X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 14 Oct 2014 10:38:02 -0400 Message-ID: X-Original-Return-Path: Received: from vms173021pub.verizon.net ([206.46.173.21] verified) by logan.com (CommuniGate Pro SMTP 6.0.10) with ESMTP id 7213842 for lml@lancaironline.net; Tue, 14 Oct 2014 09:35:05 -0400 Received-SPF: pass receiver=logan.com; client-ip=206.46.173.21; envelope-from=skipslater@verizon.net Received: from SkipPC ([unknown] [72.87.131.98]) by vms173021.mailsrvcs.net (Sun Java(tm) System Messaging Server 7u2-7.02 32bit (built Apr 16 2009)) with ESMTPA id <0NDF00FBMSDF6ISK@vms173021.mailsrvcs.net> for lml@lancaironline.net; Tue, 14 Oct 2014 08:34:28 -0500 (CDT) X-Original-Message-id: From: "Skip Slater" X-Original-To: "Lancair Mailing List" References: In-reply-to: Subject: Re: [LML] Re: Safety wiring will pants X-Original-Date: Tue, 14 Oct 2014 06:33:30 -0700 MIME-version: 1.0 Content-type: multipart/alternative; boundary="----=_NextPart_000_001E_01CFE778.C4EEA660" X-Priority: 3 X-MSMail-priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8089.726 X-MIMEOLE: Produced By Microsoft MimeOLE V14.0.8089.726 This is a multi-part message in MIME format. ------=_NextPart_000_001E_01CFE778.C4EEA660 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable When we built up my ES wheel pants, we bonded a large metal washer to = the outside of the bolt holes, then put filler on the sides to blend it = in and a couple of BID over it. The idea was to prevent stress from = cracking the fiberglass by creating a hard point and spreading the load. = It doesn't protect the paint - I put a flat washer under the bolt to do = that. I've also lost bolts and spacers twice, even though I preflight = exactly the same way Gary described; by wiggling the back end of the = pant to check for tightness on each walkaround. Even though I now put = Locktite on the ends of the threads, that bolt will still back it's way = out over time. I just found one loose the last time I went flying a = couple of days ago and it took about a turn and a half to get the bolt = tight again. If I had it to do over again, I'd probably figure out a way to secure = the bolt because it's been a persistent issue.=20 Skip Slater From: Gary Casey=20 Sent: Tuesday, October 14, 2014 3:49 AM To: Lancair Mailing List=20 Subject: [LML] Re: Safety wiring will pants I have found that the bolt needs to be part of the preflight = inspection. Just wiggle the aft tip of the pant and if it moves, tighten = the bolt. I hesitate to really tighten it as it would crush the pant = material, so it's a judgement call. If you don't tighten it enough it = for sure will come loose. I'm guessing, but it seems like about 10 = ft-lbs is enough. One way to fix it would be to put a small (SS?) metal = plate on the surface screwed to the pant, maybe with one screw behind = the hole. Then put a star washer under the bolt head. Those bolt heads = bug me - they must be costing 2 knots! I was going to either build a = cavity in the pant to make them flush or to find a button head bolt. I = did neither. Gary I have lost my outer bolt and spacer two times now for my wheel pants = on the=3D main gear. Has anybody considered a way to safety wire the bolt to the wheel pant = the b=3D olt to prevent loosing them inflight? I just hope it didn't hit anybody. ------=_NextPart_000_001E_01CFE778.C4EEA660 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
When we built up my ES wheel pants, we = bonded a=20 large metal washer to the outside of the bolt holes, then put = filler on the=20 sides to blend it in and a couple of BID over it.  The idea was to = prevent=20 stress from cracking the fiberglass by creating a hard point and = spreading the=20 load.  It doesn't protect the paint - I put a flat washer under the = bolt to=20 do that.  I've also lost bolts and spacers twice, even though I = preflight=20 exactly the same way Gary described; by wiggling the back end of the = pant to=20 check for tightness on each walkaround.  Even though I now put = Locktite on=20 the ends of the threads, that bolt will still back it's way out over = time. =20 I just found one loose the last time I went flying a couple of days ago = and it=20 took about a turn and a half to get the bolt tight again.
 
If I had it to do over again, I'd = probably figure=20 out a way to secure the bolt because it's been a persistent=20 issue. 
 
Skip Slater
From: Gary Casey
Sent: Tuesday, October 14, 2014 3:49 AM
Subject: [LML] Re: Safety wiring will pants

I have found that = the bolt=20 needs to be part of the preflight inspection. Just wiggle the aft tip = of the=20 pant and if it moves, tighten the bolt. I hesitate to really tighten = it as it=20 would crush the pant material, so it's a judgement call. If you don't = tighten=20 it enough it for sure will come loose. I'm guessing, but it seems like = about=20 10 ft-lbs is enough. One way to fix it would be to put a small (SS?) = metal=20 plate on the surface screwed to the pant, maybe with one screw behind = the=20 hole. Then put a star washer under the bolt head. Those bolt heads bug = me -=20 they must be costing 2 knots! I was going to either build a cavity in = the pant=20 to make them flush or to find a button head bolt. I did neither.
Gary
I have lost my outer = bolt and=20 spacer two times now for my wheel pants on the=3Dmain gear.
Has anybody = considered a way=20 to safety wire the bolt to the wheel pant the b=3Dolt to prevent = loosing them=20 inflight?
I just hope it = didn't hit=20 anybody.

------=_NextPart_000_001E_01CFE778.C4EEA660--