Return-Path: Received: from fed1rmmtao04.cox.net ([68.230.241.35] verified) by logan.com (CommuniGate Pro SMTP 4.3c1) with ESMTP id 721021 for flyrotary@lancaironline.net; Tue, 08 Feb 2005 18:55:58 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.35; envelope-from=ALVentures@cox.net Received: from BigAl ([68.7.14.39]) by fed1rmmtao04.cox.net (InterMail vM.6.01.04.00 201-2131-117-20041022) with ESMTP id <20050208235426.DBPP19250.fed1rmmtao04.cox.net@BigAl> for ; Tue, 8 Feb 2005 18:54:26 -0500 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Bad day at the airport Date: Tue, 8 Feb 2005 15:54:41 -0800 Message-ID: <000c01c50e39$8e8da760$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000D_01C50DF6.806A6760" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 In-reply-to: This is a multi-part message in MIME format. ------=_NextPart_000_000D_01C50DF6.806A6760 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Do you have a bleed circuit between your pump and fuel pressure regulator? Do you have heat shields on your fuel lines? My guess is that you may have experienced vapor lock. Without a bleed circuit, the fuel pump can't produce enough pressure to overcome the fuel pressure regulator This should only be an issue if the pump is not located at the lowest point in the line from the tank. As long as there is liquid at the pump inlet - no problem. Al ------=_NextPart_000_000D_01C50DF6.806A6760 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Do you have a bleed circuit between your pump and fuel = pressure

regulator? Do you have heat shields on your fuel lines? My guess is = that

you may have experienced vapor lock.  Without a bleed circuit, the = fuel

pump can't produce enough pressure to overcome the fuel = pressure

regulator

 

This should = only be an issue if the pump is not located at the lowest point in the line from = the tank.  As long as there is liquid at the pump inlet – no = problem.

 <= /font>

Al

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