X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 21 Dec 2009 14:22:46 -0500 Message-ID: X-Original-Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.123] verified) by logan.com (CommuniGate Pro SMTP 5.3c4) with ESMTP id 4033881 for lml@lancaironline.net; Mon, 21 Dec 2009 13:07:35 -0500 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.123; envelope-from=tednoel@cfl.rr.com X-Original-Return-Path: X-Authority-Analysis: v=1.0 c=1 a=Ia-xEzejAAAA:8 a=xs_oAyVNR0NTGTf-vDEA:9 a=OJgVtEf42fka7msdTFVoiB7yftgA:4 a=EzXvWhQp4_cA:10 a=doupyKFmAAAA:8 a=wVGHZgM_Oh9AqliBGwkA:9 a=F2eyEr8WYS-oLD9oudcA:7 a=VM85zR1vpfN8h5PS7qPYJsMXJAQA:4 a=0vUscowIxtUA:10 X-Cloudmark-Score: 0 X-Originating-IP: 68.204.83.75 Received: from [68.204.83.75] ([68.204.83.75:60510] helo=OfficeDesktop) by cdptpa-oedge02.mail.rr.com (envelope-from ) (ecelerity 2.2.2.39 r()) with ESMTP id 05/E9-04641-549BF2B4; Mon, 21 Dec 2009 18:07:01 +0000 X-Original-Message-ID: <2A02A503AC4344BBAC7FD7A3EE233E65@OfficeDesktop> From: "Ted Noel" X-Original-To: "Lancair Mailing List" References: In-Reply-To: Subject: Re: [LML] Re: Firewall X-Original-Date: Mon, 21 Dec 2009 13:06:59 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_02C9_01CA823E.7B1CF900" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Windows Mail 6.0.6002.18005 X-MIMEOLE: Produced By Microsoft MimeOLE V6.0.6002.18005 This is a multi-part message in MIME format. ------=_NextPart_000_02C9_01CA823E.7B1CF900 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable I have thermal fuses on my firewall in FRONT of the blanket. IIRC, they = are 390 degree fuses. The idea is that a flame in that area would = trigger a fuse quickly, alerting me long before heat gets to the F/W = itself. There would seem to be a reasonable chance in this situation to = alert to the fire, shut off fuel, and get down before a self-sustaining = fire would be underway. Perhaps I could even save the A/C so as to make = it repairable. Ted Noel N540TF ----- Original Message -----=20 From: Bill Wade=20 To: lml@lancaironline.net=20 Sent: Sunday, December 20, 2009 7:37 PM Subject: [LML] Re: Firewall It occurs to me that the thermal fuses could be mounted against the = firewall, under the firewall blanket. They're not much larger than = resistors and distributing them around the firewall would give an = indirect engine fire indication and would also guard against the = situation that Brad Simmons discovered. 144 dC fuses are available at = Radio Shack, and would fail at 291 dF. This is slightly above the = prepreg cure temp of 270 dF that Lancair mentions for the Legacy. They = imply the other models are cured under the same conditions but the = factory should be able to confirm that. ------=_NextPart_000_02C9_01CA823E.7B1CF900 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable =EF=BB=BF
I have thermal fuses on my firewall in FRONT of = the=20 blanket. IIRC, they are 390 degree fuses. The idea is that a flame in = that area=20 would trigger a fuse quickly, alerting me long before heat gets to the = F/W=20 itself. There would seem to be a reasonable chance in this situation to = alert to=20 the fire, shut off fuel, and get down before a self-sustaining fire = would be=20 underway. Perhaps I could even save the A/C so as to make it=20 repairable.
 
Ted Noel
N540TF
----- Original Message -----
From:=20 Bill Wade
Sent: Sunday, December 20, 2009 = 7:37=20 PM
Subject: [LML] Re: = Firewall

  It occurs to me that the = thermal fuses=20 could be mounted against the firewall, under the firewall blanket. = They're not=20 much larger than resistors and distributing them around the=20 firewall would give an indirect engine fire indication and would = also=20 guard against the situation that Brad Simmons discovered. 144 dC fuses = are=20 available at Radio Shack, and would fail at 291 dF. This is slightly = above the=20 prepreg cure temp of 270 dF that Lancair mentions for the = Legacy. They=20 imply the other models are cured under the same conditions but = the=20 factory should be able to confirm = that.
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