X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [64.4.51.89] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 4.3.4) with ESMTP id 1002460 for flyrotary@lancaironline.net; Tue, 14 Jun 2005 23:41:08 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.4.51.89; envelope-from=lors01@msn.com Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Tue, 14 Jun 2005 20:40:24 -0700 Message-ID: Received: from 64.4.51.220 by BAY107-DAV17.phx.gbl with DAV; Wed, 15 Jun 2005 03:40:22 +0000 X-Originating-IP: [64.4.51.220] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Where's Ed Date: Tue, 14 Jun 2005 23:40:17 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0061_01C5713A.6BBF7B00" 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, 14 Jun 2005 23:40:17 -0400 X-OriginalArrivalTime: 15 Jun 2005 03:40:24.0152 (UTC) FILETIME=[F680B580:01C5715B] This is a multi-part message in MIME format. ------=_NextPart_000_0061_01C5713A.6BBF7B00 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable It was the inner O-ring. It is TES type. Got hot enough to deteriorate = the Teflon jacket. That's pretty hot.=20 Tracy Tracy, Which 'O'ring failed - inner, outer both? I'm assuming the inner at this stage. Was it TES? I believe your seal kit doesn't have a TES inner !? George ( down under). A Coolant O-ring is heat damaged in one spot which corresponds to a = heat damaged spot near the o-ring groove on BOTH side housings of the = affected rotor. The metal is blued in 'thumbprint' sized spots = indicating very high temperatures. =20 This is an entirely new symptom that has never been seen before (at = least by me). The only logical explanation would be a defective rotor = housing (too narrow in one place) causing the side housings to be = brought into contact with the sides of the rotor when it heated up. = Remember that Ed's engine was very 'tight' after his last overhaul which = was NOT normal for a 2nd gen engine and should be cause for concern. =20 While this is the 'logical' conclusion, I think it is very unlikely. = The cause will probably be something unexpected and maybe not ever = explained. Ed seems to get all of these : ) Tracy ----- Original Message -----=20 From: Mark R Steitle=20 To: Rotary motors in aircraft=20 Sent: Tuesday, June 14, 2005 10:31 AM Subject: [FlyRotary] Where's Ed Can anyone give a status report on Ed Anderson's coolant leak? Is = he still in LA? Has he determined the source of the leak? =20 =20 Mark S. (curiosity killed the cat) ------=_NextPart_000_0061_01C5713A.6BBF7B00 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

It was the inner O-ring. It is TES type. Got hot enough = to=20 deteriorate the Teflon jacket. That's pretty hot.

Tracy

Tracy,

Which 'O'ring failed - inner, outer = both?

I'm assuming the inner at this = stage.

Was it TES?

I believe your seal kit doesn't have a TES = inner=20 !?

George ( down under).

A Coolant O-ring is heat damaged in one spot which corresponds to = a heat=20 damaged spot near the o-ring groove on BOTH side housings of the = affected=20 rotor. The metal is blued in 'thumbprint' sized spots = indicating=20 very high temperatures.

This is an entirely new symptom that has never been seen before = (at=20 least by me). The only logical explanation would be a = defective rotor=20 housing (too narrow in one place) causing the side housings to be = brought=20 into contact with the sides of the rotor when it heated = up. =20 Remember that Ed's engine was very 'tight' after his last overhaul = which=20 was NOT normal for a 2nd gen engine and should be cause for=20 concern.

While this is the 'logical' conclusion, I think it is very=20 unlikely. The cause will probably be something unexpected and = maybe=20 not ever explained. Ed seems to get all of these : )

Tracy

----- Original Message ----- =

From: Mark R Steitle =

To: Rotary motors in = aircraft=20

Sent: Tuesday, June 14, = 2005 10:31=20 AM

Subject: [FlyRotary] = Where's Ed

Can anyone give a = status=20 report on Ed Anderson=92s coolant leak? Is he still in = LA? Has=20 he determined the source of the leak? =

Mark=20 S.

(curiosity killed = the=20 = cat)
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