Return-Path: Received: from [65.54.169.61] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 4.3c1) with ESMTP id 726543 for flyrotary@lancaironline.net; Sat, 12 Feb 2005 15:49:47 -0500 Received-SPF: pass receiver=logan.com; client-ip=65.54.169.61; envelope-from=lors01@msn.com Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Sat, 12 Feb 2005 12:49:01 -0800 Message-ID: Received: from 4.174.4.81 by BAY3-DAV31.phx.gbl with DAV; Sat, 12 Feb 2005 20:48:09 +0000 X-Originating-IP: [4.174.4.81] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Vapor lock in sump/header tank. Date: Sat, 12 Feb 2005 15:47:05 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_018E_01C5111A.1A324090" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: MSN 9 X-MimeOLE: Produced By MSN MimeOLE V9.10.0009.2900 Seal-Send-Time: Sat, 12 Feb 2005 15:47:05 -0500 X-OriginalArrivalTime: 12 Feb 2005 20:49:01.0553 (UTC) FILETIME=[48217E10:01C51144] This is a multi-part message in MIME format. ------=_NextPart_000_018E_01C5111A.1A324090 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I'm with Al on this one. Don't ask a fuel pump to suck through any = significant restriction. Yes, the Facet can be blown through fairly = easily and it will work OK (sucking through it) 99% of the time and = there are planes flying that way now. But it is one strike against you = and we don't know how many strikes count you out in this stuff. Since several newcomers have not heard my sermon before, there are = other ways to get around the problem of returning fuel to 2 or more = fuel tanks (which is the main reason cited for using a header/sump = tank). I always draw and return fuel to the left tank. No fuel valves = at all. I pump fuel from the right tank to the left using a Facet pump = which 'T's into the return line on left tank. Tracy (still hate header/sump tanks) Hi, Wendell....there is only one Facet pump. They are a free-flow = design. You can blow through them quite easily. I seriously doubt the = Facet pump was involved in this crime. Paul Conner ----- Original Message -----=20 From: Wendell Voto=20 To: Rotary motors in aircraft=20 Sent: Saturday, February 12, 2005 1:12 PM Subject: [FlyRotary] Re: Vapor lock in sump/header tank. Subject: [FlyRotary] Re: Vapor lock in sump/header tank. Then the fuel comes out of the fuel selector valve , downhill = (through a facet low pressure boost pump that I have yet to use) to the = top of the surge tank. How are the Facet pumps connected? Could they have restricted flow = enough to cause a bubble in the sump tank and stop flow into it? Wendell -------------------------------------------------------------------------= --- No virus found in this incoming message. Checked by AVG Anti-Virus. Version: 7.0.300 / Virus Database: 265.8.7 - Release Date: 2/10/2005 No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.300 / Virus Database: 265.8.7 - Release Date: 2/10/2005 >> Homepage: http://www.flyrotary.com/ >> Archive: http://lancaironline.net/lists/flyrotary/List.html ------=_NextPart_000_018E_01C5111A.1A324090 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

I'm with Al on this one. Don't ask a fuel pump to suck = through any=20 significant restriction. Yes, the Facet can be blown through = fairly easily=20 and it will work OK (sucking through it) 99% of the time and there are = planes=20 flying that way now. But it is one strike against you and we don't = know=20 how many strikes count you out in this stuff.

Since several newcomers have not heard my sermon before, = there are=20 other ways to get around the problem of returning fuel to 2 = or more=20 fuel tanks (which is the main reason cited for using a header/sump=20 tank). I always draw and return fuel to the left tank. = No fuel=20 valves at all. I pump fuel from the right tank to the left using a = Facet=20 pump which 'T's into the return line on left tank.

Tracy (still hate header/sump tanks)

Hi, Wendell....there is only one = Facet pump. They=20 are a free-flow design. You can blow through them quite easily. = I=20 seriously doubt the Facet pump was involved in this crime. Paul=20 Conner

----- Original Message -----

From:=20 Wendell=20 Voto

To: Rotary motors in = aircraft=20

Sent: Saturday, February 12, = 2005 1:12=20 PM

Subject: [FlyRotary] Re: = Vapor lock in=20 sump/header tank.

Subject: [FlyRotary] Re: = Vapor lock=20 in sump/header tank.

Then the fuel comes out of the = fuel selector=20 valve , downhill (through a facet low pressure boost pump that I = have yet=20 to use) to the top of the surge tank.

How are the Facet = pumps=20 connected? Could they have restricted flow enough to cause a = bubble in the=20 sump tank and stop flow into it?

Wendell

No virus found in this incoming message.
Checked by AVG=20 Anti-Virus.
Version: 7.0.300 / Virus Database: 265.8.7 - Release = Date:=20 2/10/2005
No virus found in this outgoing = message.
Checked=20 by AVG Anti-Virus.
Version: 7.0.300 / Virus Database: 265.8.7 - = Release=20 Date: 2/10/2005
>> Homepage: =20 http://www.flyrotary.com/
>> Archive: =20 = http://lancaironline.net/lists/flyrotary/List.html
= ------=_NextPart_000_018E_01C5111A.1A324090--