X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp1.av-mx.com ([137.118.16.57] verified) by logan.com (CommuniGate Pro SMTP 5.2.16) with ESMTP id 3872857 for flyrotary@lancaironline.net; Fri, 02 Oct 2009 21:48:41 -0400 Received-SPF: pass receiver=logan.com; client-ip=137.118.16.57; envelope-from=res12@fairpoint.net Received: from main (unknown [66.243.229.194]) (Authenticated sender: res12@fairpoint.net) by smtp1.av-mx.com (Postfix) with ESMTP id 48C69290BE6 for ; Fri, 2 Oct 2009 21:48:05 -0400 (EDT) Message-ID: <6450203160714101A3E5CBE14335AA61@main> From: "Richard Sohn" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Good, bad news...too much oil pressure somewhere Date: Fri, 2 Oct 2009 20:48:50 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_012A_01CA43A1.BEDC1350" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5843 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 This is a multi-part message in MIME format. ------=_NextPart_000_012A_01CA43A1.BEDC1350 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable ----- Original Message -----=20 From: Al Gietzen=20 To: Rotary motors in aircraft=20 Sent: Friday, October 02, 2009 8:18 PM Subject: [FlyRotary] Re: Good, bad news...too much oil pressure = somewhere Almost immediatly I noticed one of my heavy duty Aeroquip oil lines = had burst. Hmmmmm, the Oil Pressure reading never went over 75 and was = around 35 when idle (as a matter of fact, at idle, it is usualy around = 30). I belive these reading to be in the normal ranges. This is strange. What type of hose? If it is the Teflon/braided SS = line it should take several hundreds of psi. Is there not a pressure = relief valve on the outlet side of the pump that limits the pressure to = something like 150 psi? Al G Forgot about that, Al. I did not have the relieve valve when my = oifilter blew the gasket. Nevertheless, this should not happen under normal condition. After I = fixed the oilcooler problem, it never happened again, and I still do not = have a relief valve in the ground testing engine. Richard Sohn N2071U -------------------------------------------------------------------------= ----- No virus found in this incoming message. Checked by AVG - www.avg.com=20 Version: 8.5.409 / Virus Database: 270.14.3/2409 - Release Date: = 10/02/09 06:46:00 ------=_NextPart_000_012A_01CA43A1.BEDC1350 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
 
----- Original Message -----
From:=20 Al = Gietzen=20
Sent: Friday, October 02, 2009 = 8:18=20 PM
Subject: [FlyRotary] Re: Good, = bad=20 news...too much oil pressure somewhere

Almost=20 immediatly I noticed one of my heavy duty Aeroquip oil lines had = burst. =20 Hmmmmm, the Oil Pressure reading never went over 75 and was around 35 = when=20 idle (as a matter of fact, at idle, it is usualy around = 30).  I=20 belive these reading to be in the normal ranges.

This=20 is strange.  What type of hose?  If it is the Teflon/braided = SS line=20 it should take several hundreds of psi.  Is there not a pressure = relief=20 valve on the outlet side of the pump that limits the pressure to = something=20 like 150 psi?

Al=20 G

Forgot=20 about that, Al. I did not have the relieve valve when my oifilter blew = the=20 gasket.

Nevertheless, this=20 should not happen under normal condition. After I fixed the oilcooler = problem,=20 it never happened again, and I still do not have a relief valve in the = ground=20 testing engine.

Richard=20 Sohn
N2071U


No virus found in this incoming message.
Checked by AVG = -=20 www.avg.com
Version: 8.5.409 / Virus Database: 270.14.3/2409 - = Release=20 Date: 10/02/09 06:46:00
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