X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 18 Jan 2006 01:23:44 -0500 Message-ID: X-Original-Return-Path: Received: from [65.54.250.86] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 5.0.6) with ESMTP id 929903 for lml@lancaironline.net; Tue, 17 Jan 2006 11:27:58 -0500 Received-SPF: pass receiver=logan.com; client-ip=65.54.250.86; envelope-from=gary21sn@hotmail.com Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Tue, 17 Jan 2006 08:27:04 -0800 X-Original-Message-ID: Received: from 67.42.180.97 by BAY115-DAV14.phx.gbl with DAV; Tue, 17 Jan 2006 16:27:04 +0000 X-Originating-IP: [67.42.180.97] X-Originating-Email: [gary21sn@hotmail.com] X-Sender: gary21sn@hotmail.com From: "Gary Edwards" X-Original-To: "Lancair Mailing List" Subject: Legacy pilots/owners FYI-glare shield burn X-Original-Date: Tue, 17 Jan 2006 08:27:01 -0800 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_004B_01C61B3F.CA50A450" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: MSN 9 X-MimeOLE: Produced By MSN MimeOLE V9.10.0011.1703 Seal-Send-Time: Tue, 17 Jan 2006 08:27:01 -0800 X-OriginalArrivalTime: 17 Jan 2006 16:27:04.0379 (UTC) FILETIME=[DA0050B0:01C61B82] This is a multi-part message in MIME format. ------=_NextPart_000_004B_01C61B3F.CA50A450 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable ..I parked with the tail facing the sun. There was no wind so I left the canopy open. ...noticed a column of white smoke coming off of the glare shield. =20 ..magnification of the sun through the canopy when open causing the material on the glare shield to burn or scorch. ...I had not heard or thought that the reflection from the back side, or inside (remember the canopy was open with the tail of the plane facing the sun) of the canopy could create enough heat to burn the glare shield material. The material on the glare shield was ultra-leather... it got so hot that it burned through the ultra-leather and into the foam under the ultra-leather. Art, Your experience is common with the 235/320/360 airframes. =20 The potential for the 'glare shield burn' is always there when the plane = is facing away from the sun and the 'forward hinge tilt-up' canopy is = open. It only takes about 10 seconds for it to happen and it will burn = pin holes in the glare shield covering. The canopy acts as a big = magnifying glass and focuses the sun beam right on to the glare shield. = I have had it happen twice on my glare shield. The first time was 48 = hours after the glare shield material covering was made and installed. = I knew in advance about the issue, but got distracted when I taxied into = Lancair in Redmond for the first time. So, I made another new cover = for the glare shield. A few months later, I got distracted again = (different airport this time), and it cooked some new holes in the = cover. So, I said, "the heck with it" and put an EAA sticker over the = burned spot. Five years later, the EAA sticker is still there. A new = cover for the glare shield is on my list of things to do, but it never = makes it up the list very far. I carry a piece of 1/4 inch thick padded silver insulating material I = got at Ace Hardware cut to the size of the glare shield to put on when = the plane is parked with the canopy open facing away from the sun (like = at the Lancair Redmond BBQ fly-in). The material rolls up and is stored = in the baggage area. Gary Edwards LNC2 N21SN =20 ------=_NextPart_000_004B_01C61B3F.CA50A450 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

...I parked with
the tail facing the sun. There was no = wind so=20 I left
the canopy open.  ...noticed a column of white smoke = coming=20 off of
the glare shield.

...magnification of the = sun=20 through the
canopy when open causing the material on the = glare
shield to=20 burn or scorch.  ...I had not heard or thought that = the
reflection=20 from the back side, or inside (remember the
canopy was open with the = tail of=20 the plane facing the
sun) of the canopy could create enough heat to=20 burn
the glare shield material.

The material on the glare = shield was=20 ultra-leather...

it got so hot that it burned through the ultra-leather
and = into the=20 foam under the ultra-leather.

Art,

Your experience is common with the 235/320/360 = airframes.

The potential for the 'glare shield burn' is always there when the = plane is=20 facing away from the sun and the 'forward hinge tilt-up' canopy is=20 open. It only takes about 10 seconds for it to happen and it will = burn pin=20 holes in the glare shield covering. The canopy acts as a big=20 magnifying glass and focuses the sun beam right on to the glare=20 shield.

I have had it happen twice on my glare shield. The first time = was 48=20 hours after the glare shield material covering was made and=20 installed. I knew in advance about the issue, but got = distracted when=20 I taxied into Lancair in Redmond for the first time. = So, I made=20 another new cover for the glare shield. A few months later, I got=20 distracted again (different airport this time), and it cooked some = new=20 holes in the cover. So, I said, "the heck with it" and put an EAA = sticker=20 over the burned spot. Five years later, the EAA sticker is still=20 there. A new cover for the glare shield is on my list of = things to=20 do, but it never makes it up the list very far.

I carry a piece of 1/4 inch thick padded silver insulating material = I got=20 at Ace Hardware cut to the size of the glare shield to put on when the = plane is=20 parked with the canopy open facing away from the sun (like at the = Lancair=20 Redmond BBQ fly-in). The material rolls up and is stored = in the=20 baggage area.

Gary Edwards

LNC2=20 N21SN

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