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X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: <13brv3@bellsouth.net> Received: from imf18aec.mail.bellsouth.net ([205.152.59.66] verified) by logan.com (CommuniGate Pro SMTP 4.3.2) with ESMTP id 968401 for flyrotary@lancaironline.net; Mon, 30 May 2005 20:40:11 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.66; envelope-from=13brv3@bellsouth.net Received: from ibm61aec.bellsouth.net ([65.6.194.9]) by imf18aec.mail.bellsouth.net with ESMTP id <20050531003926.KQBZ16444.imf18aec.mail.bellsouth.net@ibm61aec.bellsouth.net> for ; Mon, 30 May 2005 20:39:26 -0400 Received: from rd ([65.6.194.9]) by ibm61aec.bellsouth.net with ESMTP id <20050531003925.CPDC4468.ibm61aec.bellsouth.net@rd> for ; Mon, 30 May 2005 20:39:25 -0400 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: will EFI pumps pump air Date: Mon, 30 May 2005 19:39:46 -0500 Message-ID: <000501c56579$3eac88f0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01C5654F.55D680F0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2527 This is a multi-part message in MIME format. ------=_NextPart_000_0006_01C5654F.55D680F0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit I have separate tanks, pumps and filters on each side. Return is switched by a solenoid energized by switching the left pump on. This leads to its own set of fuel management issues, but it keeps the total redundancy I was looking for. Since we're analyzing fuel systems, I'd welcome any comments. Where does the fuel return go when both pumps are on? Left tank I'm guessing? Also guessing you turn that left pump off ASAP when climbing out with full tanks :-) John (EM2 up and running. Checking EC2 wiring over & over) Great to year you're running again! Rusty (weighing VW parts) ------=_NextPart_000_0006_01C5654F.55D680F0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

I have separate tanks, pumps and filters on each side. = Return is=20 switched by a solenoid energized by switching the left pump on. This = leads to=20 its own set of fuel management issues, but it keeps the total redundancy = I was=20 looking for. Since we're analyzing fuel systems, I'd welcome any = comments.

Where does=20 the fuel return go when both pumps are on? Left tank I'm = guessing? =20 Also guessing you turn that left pump off ASAP when climbing out with = full tanks=20 :-)

John (EM2 up and running. Checking EC2 wiring over = &=20 over)

Great to=20 year you're running again!

Rusty=20 (weighing VW parts)

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