X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from rwcrmhc13.comcast.net ([204.127.192.83] verified) by logan.com (CommuniGate Pro SMTP 5.0.8) with ESMTP id 981157 for flyrotary@lancaironline.net; Sat, 11 Feb 2006 16:13:18 -0500 Received-SPF: none receiver=logan.com; client-ip=204.127.192.83; envelope-from=jesse@jessfarr.com Received: from office5 (c-68-59-199-44.hsd1.tn.comcast.net[68.59.199.44]) by comcast.net (rwcrmhc13) with SMTP id <20060211211223m1300rntu8e>; Sat, 11 Feb 2006 21:12:34 +0000 Message-ID: <04a501c62f4f$d56425f0$057ba8c0@farr.com> From: "jesse farr" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] color change on side housing Date: Sat, 11 Feb 2006 16:12:15 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_04A2_01C62F25.EC4AD360" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_04A2_01C62F25.EC4AD360 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Now, the question comes down to what kind of damage might there be = besides the pretty coloring. If not warped in anyway, after checking = with straight edge and feeler gauge all around, facing almost every = direction, and no cracking or spalliation, microscopic examination might = tell that, probably the only question left would be hardness, what is = required, what is left (or, maybe added .) Since I always think these = things need to be run in on the ground first, I would probably try it = just to see; but, then again, what would an end plate or two cost since = it looks like you need a whole engine to start with. That way you have = an extra crank and some obviously heat treated end housings for spares.=20 jofarr ----- Original Message -----=20 From: David Leonard=20 Sent: Saturday, February 11, 2006 2:24 PM Subject: [FlyRotary] color change on side housing Here is a picture of the end housing that got overheated. Does anyone = know if they are useable? ------=_NextPart_000_04A2_01C62F25.EC4AD360 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Now, the question comes down to what = kind of damage=20 might there be besides the pretty coloring. If not warped in anyway, = after=20 checking with straight edge and feeler gauge all around, facing almost = every=20 direction, and no cracking or spalliation, microscopic examination might = tell=20 that, probably the only question left would be hardness, what is = required, what=20 is left (or, maybe added <g>.) Since I always think these things = need to=20 be run in on the ground first, I would probably try it just to see; but, = then=20 again, what would an end plate or two cost since it looks like you need = a whole=20 engine to start with. That way you have an extra crank and some = obviously=20 heat treated end housings for spares.
jofarr
----- Original Message -----
From:=20 David=20 Leonard
 
Sent: Saturday, February 11, = 2006 2:24=20 PM
Subject: [FlyRotary] color = change on side=20 housing

Here is a picture of the end housing that got = overheated. =20 Does anyone know if they are useable?
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