X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao03.cox.net ([68.230.241.36] verified) by logan.com (CommuniGate Pro SMTP 4.3.4) with ESMTP id 1004143 for flyrotary@lancaironline.net; Thu, 16 Jun 2005 12:35:38 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.36; envelope-from=ALVentures@cox.net Received: from BigAl ([68.7.14.39]) by fed1rmmtao03.cox.net (InterMail vM.6.01.04.00 201-2131-118-20041027) with ESMTP id <20050616163447.KJJA17043.fed1rmmtao03.cox.net@BigAl> for ; Thu, 16 Jun 2005 12:34:47 -0400 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: EFI Bleeder Circuit (Was Engine Not Starting) Date: Thu, 16 Jun 2005 09:34:48 -0700 Message-ID: <001201c57291$506248d0$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0013_01C57256.A40370D0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 In-Reply-To: Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_0013_01C57256.A40370D0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Subject: [FlyRotary] Re: EFI Bleeder Circuit (Was Engine Not Starting) =20 al p wick wrote: (and Jim amended and inserted) I threw this together, it includes some assumptions, but I think it's = pretty close to reality. I strongly suspect what part of the FEMA process is = that? that the Egg fuel bleed system actually drops the outlet pressure enough that the pump is able to move the small bubble of air at the pump inlet. = If you have a well designed system, what exactly would that look like (or = NOT look like) that air is displaced automatically and there is no value to = the bleed system. I tested my plane and it definitely self primes. How = exactly did you do that? Which failure modes and what possible situations did = you test for? The Egg crash plane would not pump fuel hours after the vapor lock. Why exactly? Are we sure they actually got to the bottom of it = all? It was not a self priming fuel design. Back to lurking, this my quota of posts for week. ;-) =20 -al wick =20 Jim; Lighten up. I don't see why Al W. should be held to a higher = standard of specificity than you, or anyone else. =20 Al G. >> Homepage: http://www.flyrotary.com/ >> Archive: http://lancaironline.net/lists/flyrotary/List.html ------=_NextPart_000_0013_01C57256.A40370D0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Subject: [FlyRotary] Re: EFI Bleeder Circuit (Was Engine Not = Starting)

al p wick = wrote: (and Jim amended and = inserted)

I threw this = together, it includes some assumptions, but I think it's pretty close to reality. I = strongly suspect what part of the FEMA process is that? that the Egg fuel bleed = system actually drops the outlet pressure enough that the pump is able to move = the small bubble of air at the pump inlet. If you have a well designed = system, what exactly would that = look like (or NOT look like) that air is displaced automatically and = there is no value to the bleed system. I tested my plane and it definitely = self primes. How = exactly did you do that? Which failure modes and what possible situations did = you test for? The Egg crash plane would not pump fuel hours = after the vapor lock. = Why exactly? Are we sure they actually got to the bottom of it = all? It was not a self priming fuel design.

Back to = lurking, this my quota of posts for week. ;-)

-al = wick

Jim; Lighten up. I don’t see why Al W. should be held to a higher standard of specificity than you, or anyone else.

Al G.

>>  Homepage:  http://www.flyrotary.com/

>>  Archive:   http://lancaironline.net/lists/flyrotary/List.html

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