X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [129.116.87.143] (HELO MAIL01.austin.utexas.edu) by logan.com (CommuniGate Pro SMTP 4.3.4) with ESMTP id 1001865 for flyrotary@lancaironline.net; Tue, 14 Jun 2005 15:37:27 -0400 Received-SPF: none receiver=logan.com; client-ip=129.116.87.143; envelope-from=mark.steitle@austin.utexas.edu X-MimeOLE: Produced By Microsoft Exchange V6.5.7226.0 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C57118.64A4CC74" Subject: RE: [FlyRotary] Re: Where's Ed Date: Tue, 14 Jun 2005 14:36:43 -0500 Message-ID: <87DBA06C9A5CB84B80439BA09D86E69E016C1A19@MAIL01.austin.utexas.edu> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: Where's Ed Thread-Index: AcVxFNUhzs6GjPuxS0qydvjvSn/ZxwAAYbVA From: "Mark R Steitle" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C57118.64A4CC74 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Tracy, Do you know where on the side housings the blued spots were located (plugs, exhaust, etc.)? =20 =20 Mark =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy Crook Sent: Tuesday, June 14, 2005 2:10 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Where's Ed =20 Keep in mind this is second hand information and I have not seen the below described things with my own eyeballs. =20 Ed is still in repair mode. One of the apex seal corner pieces disappeared during disassembly and I just sent him a replacement apex seal. =20 =20 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 =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 =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 : ) =20 Tracy =20 =20 ----- 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 =20 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_001_01C57118.64A4CC74 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Tracy,

Do you know where on the side = housings the blued spots were located (plugs, exhaust, etc.)? =   

 

Mark

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy Crook
Sent: Tuesday, June 14, = 2005 2:10 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Where's Ed

 

Keep in mind = this is second hand information and I have not seen the below described things = with my own eyeballs.

 

Ed is still = in repair mode.  One of the apex seal corner pieces disappeared during = disassembly and I just sent him a replacement apex seal.  =

 

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. 

 

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. 

 

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 ----- =

From: Mark R Steitle =

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? 

 

Mark = S.

(curiosity killed the = cat)

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