X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sat, 16 Jan 2010 08:28:35 -0500 Message-ID: X-Original-Return-Path: Received: from elasmtp-mealy.atl.sa.earthlink.net ([209.86.89.69] verified) by logan.com (CommuniGate Pro SMTP 5.3.1) with ESMTP id 4084084 for lml@lancaironline.net; Fri, 15 Jan 2010 13:20:29 -0500 Received-SPF: none receiver=logan.com; client-ip=209.86.89.69; envelope-from=colyncase@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=NnsCmOWrV3iRD5Y+79ngY7owf4B2oanIZiMLC25hhTQxEOGVPaXqnWoS9mj6A6mU; h=Received:Message-ID:From:To:References:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE:X-ELNK-Trace:X-Originating-IP; Received: from [216.57.118.88] (helo=ccaselt3) by elasmtp-mealy.atl.sa.earthlink.net with esmtpa (Exim 4.67) (envelope-from ) id 1NVqm1-0004Ee-CX for lml@lancaironline.net; Fri, 15 Jan 2010 13:19:53 -0500 X-Original-Message-ID: From: "Colyn Case at earthlink" X-Original-To: "Lancair Mailing List" References: Subject: Re: [LML] Re: In Flight Engine Fire Extinguishers X-Original-Date: Fri, 15 Jan 2010 13:19:53 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0804_01CA95E5.6C48CC00" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5843 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 X-ELNK-Trace: 63d5d3452847f8b1d6dd28457998182d7e972de0d01da9402cdab3d7a8f18a5d425d6b9082107b88350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 216.57.118.88 This is a multi-part message in MIME format. ------=_NextPart_000_0804_01CA95E5.6C48CC00 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable no fuel OR oil =3D no fire. There's 10 quarts of oil which will continue to be pumped as long as the = prop is windmilling. ----- Original Message -----=20 From: GT Phantom=20 To: lml@lancaironline.net=20 Sent: Friday, January 15, 2010 1:07 PM Subject: [LML] Re: In Flight Engine Fire Extinguishers Yep - the best protection is to have and TEST a fuel cutoff valve. No = fuel =3D no fire, and fiberglass doesn't burn well on it's own. If you have good engine gages, you should be able to detect a fire by = "unusual readings" (not to mention smoke). However, you can install = temperature senders to sense unusually high temps and report it as = "fire." Military systems require that you cut off the fuel first and then = "blow the bottle." Because of the high air flow, it takes a large = bottle (heavy, bulky) and it must blow all at once to "snuff" the fire. Cheers, Bill ------=_NextPart_000_0804_01CA95E5.6C48CC00 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
no fuel OR oil =3D no = fire.
There's 10 quarts of oil which will = continue to be=20 pumped as long as the prop is windmilling.
----- Original Message -----
From:=20 GT=20 Phantom
Sent: Friday, January 15, 2010 = 1:07=20 PM
Subject: [LML] Re: In Flight = Engine Fire=20 Extinguishers

Yep - the best protection is to have and TEST a fuel = cutoff=20 valve.  No fuel =3D no fire, and fiberglass doesn't burn well on = it's=20 own.

If you have good engine gages, you should be able to = detect a fire=20 by "unusual readings" (not to mention smoke).  However, you can = install=20 temperature senders to sense unusually high temps and report it as=20 "fire."

Military systems require that you cut off the fuel = first and=20 then "blow the bottle."  Because of the high air flow, it takes a = large=20 bottle (heavy, bulky) and it must blow all at once to "snuff" the=20 fire.

Cheers,

Bill
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