Return-Path: Received: from [129.116.87.170] (HELO MAIL01.austin.utexas.edu) by logan.com (CommuniGate Pro SMTP 4.3c2) with ESMTP id 764411 for flyrotary@lancaironline.net; Tue, 01 Mar 2005 09:33:10 -0500 Received-SPF: none receiver=logan.com; client-ip=129.116.87.170; 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_01C51E6B.7C4EA49F" Subject: RE: [FlyRotary] Re: Filterr or not to Filter: [FlyRotary] Re: FW: Cooling system update Date: Tue, 1 Mar 2005 08:32:24 -0600 Message-ID: <87DBA06C9A5CB84B80439BA09D86E69EC07FEE@MAIL01.austin.utexas.edu> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: Filterr or not to Filter: [FlyRotary] Re: FW: Cooling system update Thread-Index: AcUeaLJOsNmZp6vIQXqsE/dJmt3QnAAAYMIQ From: "Mark R Steitle" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C51E6B.7C4EA49F Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Ed, I think you hit the nail on the head. It likely has a lot to do with how much squeeze-out one has on mating surfaces coated with RTV. I recall seeing some blobs of Hylomar in my coolant after doing the rebuild on my 20B. Hopefully, it isn't plugging up the radiator. A bore scope would be nice to have to look down inside my radiator to see if I'm fretting over nothing. I would hate to waste a lot of effort reworking my cooling system only to have it turn out to be a partially plugged radiator (like Perry Mick's experience). As I see it, the radiator is serving as a filter for the cooling system. =20 =20 Mark S. =20 Clearly it does happen, just makes me wonder why it does in some cases and does not in others. =20 ------_=_NextPart_001_01C51E6B.7C4EA49F Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Ed,

I think you hit the nail on the head.  It likely has a lot to do with how much squeeze-out one has = on mating surfaces coated with RTV.  I recall seeing some blobs of = Hylomar in my coolant after doing the rebuild on my 20B.  Hopefully, it = isn’t plugging up the radiator.  A bore scope would be nice to have to look down = inside my radiator to see if I’m fretting over nothing.  I would = hate to waste a lot of effort reworking my cooling system only to have it turn = out to be a partially plugged radiator (like Perry Mick’s = experience).  As I see it, the radiator is serving as a filter for the cooling = system. 

 

Mark = S.

  =   

Clearly it does happen, just = makes me wonder why it does in some cases and does not in others.  =

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