Return-Path: Received: from relay2.mail.twtelecom.net ([216.54.204.190] verified) by logan.com (CommuniGate Pro SMTP 4.3c2) with ESMTP id 756680 for flyrotary@lancaironline.net; Wed, 23 Feb 2005 18:57:31 -0500 Received-SPF: neutral receiver=logan.com; client-ip=216.54.204.190; envelope-from=hsanders@bellsouth.net Received: from herbhehbdwmte2 (66-162-168-98.gen.twtelecom.net [66.162.168.98]) by relay2.mail.twtelecom.net (Postfix) with ESMTP id 05CBBC545 for ; Wed, 23 Feb 2005 17:56:44 -0600 (CST) From: "Herb Sanders" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Vapor Lock Date: Wed, 23 Feb 2005 17:56:41 -0600 Message-ID: <000001c51a03$534a4ed0$1900a8c0@herbhehbdwmte2> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01C519D1.08AFDED0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_0001_01C519D1.08AFDED0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Since Paul was able to duplicate the problem with the Facet in the line = and the 3/16 od vent line installed, and was NOT able to duplicate the = problem when he removed the Facet from the system, I would interpret that (1) = The vent line is not large enough to vent in that particular situation and = (2) The Facet pump is not necessary and perhaps even in the way.=20 =20 Paul, I know you will stay with it until you feel comfortable, but if = you leave the pump in the system (a proven problem), I would like to see you = go to at least a 3/8 od vent line.=20 Herb =20 -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bartrim, Todd Sent: Wednesday, February 23, 2005 5:30 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Vapor Lock =20 Hi Paul; I'd suggest that now that you have the vent tube, you really aren't concerned whether the Facet pump will allow backflow. As a matter of = fact I 'd even suggest that I wouldn't want it, but I'd certainly want the = ability to pump it forward to force cool fuel into the header tank, thereby = forcing any possible vapour back through the vent line. I don't have any = problems drawing fuel through my Facet pumps and I wouldn't be without them. =20 Just my 2 bits Todd =20 =20 Thanks for the info, Tracy. My only concern is this....if the Facet = pump was not involved, might it be better to have it back in the system so = that if I have a future problem, I could turn the Facet pump on to pressurize = the sump tank with fresh fuel? Ed seems to be comfortable with this, and = has had to use it. =20 ------=_NextPart_000_0001_01C519D1.08AFDED0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Re: [FlyRotary] Re: Vapor Lock

Since Paul was able to duplicate = the problem with the Facet in the line and the 3/16 od vent line installed, = and was NOT able to duplicate the problem when he removed the Facet from the = system, I would interpret that (1) The vent line is not large enough to vent in = that particular situation and (2) The Facet pump is not necessary and perhaps = even in the way.

 

Paul, I know you will stay with it = until you feel comfortable, but if you leave the pump in the system (a proven problem), I would like to see you go to at least a 3/8 od vent line. =

Herb

 

-----Original Message-----
From: Rotary motors in = aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bartrim, Todd
Sent: Wednesday, February = 23, 2005 5:30 PM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Re: = Vapor Lock

 

Hi = Paul;

  &n= bsp; I'd suggest that now that you have the vent tube, you really aren't = concerned whether the Facet pump will allow backflow. As a matter of fact I 'd = even suggest that I wouldn't want it, but I'd certainly want the ability to = pump it forward to force cool fuel into the header tank, thereby forcing any possible = vapour back through the vent line. I don't have any problems drawing fuel = through my Facet pumps and I wouldn't be without them.

 <= /font>

Just my 2 = bits

Todd

 <= /font>


 

Thanks for the info, Tracy.  = My only concern is this....if the Facet pump was not involved, might it be = better to have it back in the system so that if I have a future problem, = I could turn the Facet pump on to pressurize the sump tank with fresh = fuel?  Ed seems to be comfortable with this, and has had to use = it.

      = ;

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