X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 16 Aug 2010 10:47:58 -0400 Message-ID: X-Original-Return-Path: Received: from mta21.charter.net ([216.33.127.81] verified) by logan.com (CommuniGate Pro SMTP 5.3.8) with ESMTP id 4432445 for lml@lancaironline.net; Mon, 16 Aug 2010 09:53:34 -0400 Received-SPF: pass receiver=logan.com; client-ip=216.33.127.81; envelope-from=troneill@charter.net Received: from imp09 ([10.20.200.9]) by mta21.charter.net (InterMail vM.7.09.02.04 201-2219-117-106-20090629) with ESMTP id <20100816135258.UILS75.mta21.charter.net@imp09> for ; Mon, 16 Aug 2010 09:52:58 -0400 Received: from [192.168.1.100] ([75.132.241.174]) by imp09 with smtp.charter.net id v1sx1e0023mUFT7051sx1j; Mon, 16 Aug 2010 09:52:57 -0400 X-Authority-Analysis: v=1.0 c=1 a=rJ3TPKmXAaQA:10 a=OqlgfrRW5rrjqN_jNVcA:9 a=GggBH_uBiUtwYAh2_CzFkvqeaikA:4 a=CjuIK1q_8ugA:10 a=8suTGpV8MjgRnTpEWzcA:7 a=hz7BS2eUDDW0H0kiIH6HksT90pQA:4 From: Terrence O'Neill Mime-Version: 1.0 (Apple Message framework v1081) Content-Type: multipart/alternative; boundary=Apple-Mail-40-864382482 Subject: Re: [LML] Over-center link on LNC2 X-Original-Date: Mon, 16 Aug 2010 08:52:56 -0500 In-Reply-To: X-Original-To: "Lancair Mailing List" References: X-Original-Message-Id: <325778FA-3AA0-4885-957B-C604CF1BFE7B@charter.net> X-Mailer: Apple Mail (2.1081) --Apple-Mail-40-864382482 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Thanks, Fred. Terrence=20 LNC2 211AL On Aug 16, 2010, at 7:43 AM, fred baron wrote: > My advice is to be very careful with inspection of the over-center = link.I recently came very close to a serious incident (nose gear = failure) due to wear after 1200 hours.I was fortunate that the = horizontal attach point had only moved 1/2"; only far enough to cause a = gear warning light failure due to an off center contact on the = mini-switch. Problem # 1 was that the horizontal attach hard point to = the tunnel had delaminated, due to wear and pressure and also I'm sure, = an inferior bonding of the hard point by me. > The 2nd problem is that the bolt that holds the top of the over-center = link in place was greased according to plans, but there is absolutely no = way to grease it again without dismantling the entire unit.The grease = after 15years and 1200 hours had become quite hard and was no longer = doing anything except making the over-center link harder to move. It = should have been built with a zerk fitting at each end. > I'm sorry if this was long and complicated. It is = complicated.Sincerely, Fred N. Baron LNC2 9BF > (don't fly like my brother) --Apple-Mail-40-864382482 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii Thanks, Fred.
Terrence 
LNC2 = 211AL


On Aug 16, 2010, at 7:43 = AM, fred baron wrote:

My advice is to = be very careful with inspection of the over-center link.I recently came = very close to a serious incident (nose gear failure) due to wear after = 1200 hours.I was fortunate that the horizontal attach point had only = moved 1/2"; only far enough to cause a gear warning light failure due = to  an off center contact on the mini-switch. Problem # 1 was that = the horizontal attach  hard point to the tunnel had delaminated, = due to wear and pressure and also I'm sure, an inferior bonding of the = hard point by me.
The = 2nd problem is that the bolt that holds the top of the over-center link = in place was greased according to plans, but there is absolutely no way = to grease it again without dismantling the entire unit.The grease after = 15years and 1200 hours had become quite hard and was no longer doing = anything except making the over-center link harder to move. It should = have been built with a zerk fitting at each end.
I'm sorry if this was long and complicated. It = is complicated.Sincerely, Fred N. Baron LNC2 9BF
(don't fly like my = brother)

= --Apple-Mail-40-864382482--