Return-Path: Received: from [129.116.87.170] (HELO MAIL01.austin.utexas.edu) by logan.com (CommuniGate Pro SMTP 4.3c2) with ESMTP id 764347 for flyrotary@lancaironline.net; Tue, 01 Mar 2005 08:47:28 -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_01C51E65.19A48E97" Subject: RE: [FlyRotary] Re: Filterr or not to Filter: [FlyRotary] Re: FW: Cooling system update Date: Tue, 1 Mar 2005 07:46:42 -0600 Message-ID: <87DBA06C9A5CB84B80439BA09D86E69EC07FEC@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: AcUd9SyfNLrEq4gfTsmbpRKkdhnJewAbsZjw From: "Mark R Steitle" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C51E65.19A48E97 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Ed, The ease of cleaning a screen over backflushing a radiator shouldn't be overlooked. If I knew that cleaning or replacing a filter at every oil change would keep my cooling system free of junk, then I would gladly install a filter. Once the barnacles start to form in the radiator, I think it is time for a new radiator. =20 Do you recall the trouble Perry Mick had with his cooling system? If I recall, he attributed it to adding stop-leak to his system. I think it all settled in the radiator tubes. He replaced the radiator and all was well again. =20 Mark (word wrap working on my screen) =20 =20 I am of the opinion that an inline coolant filter is likely to get blocked sooner and more quickly than the radiator (should you have a contamination problem). The radiator core would likely experience a slower degradation in its cooling capability - as Chuck Dunlap's experience indicated. Now, whether a clogged filter could withstand the pressure head of coolant moving at 20-30 gpm or whether there would always be some flow - hard to say. =20 By the way, Mark. On my e mail browser your emails line fail to wrap, they simply extend to the right in one LONG sentence. =20 Ed A ------_=_NextPart_001_01C51E65.19A48E97 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Ed,

The ease of cleaning a screen over backflushing a radiator shouldn’t be overlooked.  If I knew = that cleaning or replacing a filter at every oil change would keep my cooling = system free of junk, then I would gladly install a filter.  Once the = barnacles start to form in the radiator, I think it is time for a new = radiator.

 

Do you recall the trouble Perry = Mick had with his cooling system?  If I recall, he attributed it to adding stop-leak to his system.  I think it all settled in the radiator = tubes.  He replaced the radiator and all was well = again.

 

Mark

(word wrap working on my = screen) 

 

I am of the opinion that an = inline coolant filter is likely to get blocked sooner and more quickly than the radiator (should you have a contamination problem).  The radiator = core would likely experience a slower degradation in its cooling capability - = as Chuck Dunlap's experience indicated.  Now, whether a clogged filter = could withstand the pressure head of coolant moving at 20-30 gpm or whether = there would always be some flow - hard to say.

 

By the way, Mark.  On my = e mail browser your emails line fail to wrap, they simply extend to the right = in one LONG sentence.

 

Ed A

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