X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from s200aog13.obsmtp.com ([207.126.144.127] verified) by logan.com (CommuniGate Pro SMTP 5.2.6) with SMTPS id 3084342 for flyrotary@lancaironline.net; Tue, 19 Aug 2008 19:57:02 -0400 Received-SPF: none receiver=logan.com; client-ip=207.126.144.127; envelope-from=jefferson.owen@st.com Received: from source ([167.4.1.35]) (using TLSv1) by eu1sys200aob013.postini.com ([207.126.147.11]) with SMTP; Tue, 19 Aug 2008 23:56:20 UTC Received: from zeta.dmz-us.st.com (ns4.st.com [167.4.80.115]) by beta.dmz-us.st.com (STMicroelectronics) with ESMTP id 3EF31DAF7 for ; Tue, 19 Aug 2008 23:56:14 +0000 (GMT) Received: from mail1.snj.st.com (mail1.snj.st.com [167.4.202.26]) by zeta.dmz-us.st.com (STMicroelectronics) with ESMTP id DF30848C6B for ; Tue, 19 Aug 2008 23:56:13 +0000 (GMT) Received: from SNJ10008358 ([167.4.204.151]) by mail1.snj.st.com (MOS 3.8.7a) with ESMTP id CKH48557 (AUTH "jefferson owen"); Tue, 19 Aug 2008 16:56:13 -0700 (PDT) Received: from SNJ10008358 by SNJ10008358 (PGP Universal service); Tue, 19 Aug 2008 16:56:11 -0800 X-PGP-Universal: processed; by SNJ10008358 on Tue, 19 Aug 2008 16:56:11 -0800 From: Jefferson E OWEN To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Fuel pressure Date: Tue, 19 Aug 2008 16:56:00 -0700 Message-ID: <004c01c90257$27d46110$97cc04a7@snj.st.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_004D_01C9021C.7B770FB0" X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 Thread-Index: AckCDZOL5if8ryeEQFiJJAdsh/dGqgASGoWg In-Reply-To: This is a multi-part message in MIME format. ------=_NextPart_000_004D_01C9021C.7B770FB0 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable Guys, =20 AutoMeter makes a unit but it specifically excludes alcohol/methanol. = The Mallory 29806 unit is supposedly compatible with all fuels and is = available from several sources. =20 Summit Racing has the Mallory unit for $68.00. =20 Jeff Owen _____ =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy Crook Sent: Tuesday, August 19, 2008 8:08 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Fuel pressure Great answer Mike. Do you remember the cost? =20 Tracy On Sun, Aug 17, 2008 at 12:26 PM, Mike Wills wrote: I used a fuel pressure isolator (I think it was an AutoMeter part). = Provides a barrier between the fuel and your sensor/sender. Use water/antifreeze between the sender and the isolator. =20 Mike Wills RV-4 N144MW ----- Original Message -----=20 From: Tracy Crook =20 To: Rotary motors in aircraft =20 Sent: Sunday, August 17, 2008 7:51 AM Subject: [FlyRotary] Re: Fuel pressure On Sun, Aug 10, 2008 at 8:37 PM, Al Gietzen wrote: Tracy; =20 I'm glad you mentioned that. I was about to conclude that the problem = was incorrect data, not faulty regulator. I could not be sure that the = richer mixture I had connected with the first occurrence of higher fuel = pressure was cause and effect =96 I possible had not leaned again after climbing = to a higher altitude =96 then noticed the mixture and the higher pressure = reading. On the second occurrence I had not noted a mixture change. Flew for an = hour today (beautiful up and down the beach:-)) and the fuel pressure was = always where it should be. The sensor offset was also what it should be. So = until it happens again . .=20 =20 Are you going to replace the VDO sender? =20 Al G =20 Looking for a possible replacement is on my To Do list but not near the = top yet. I inspect the sender for leaks whenever I'm under the cowl but = never seen any hint of a problem so far. =20 Tracy =20 =20 ------=_NextPart_000_004D_01C9021C.7B770FB0 Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable
Guys,
 
AutoMeter makes a unit but it specifically excludes=20 alcohol/methanol. The Mallory 29806 unit is supposedly compatible = with all=20 fuels and is available from several sources.
 
Summit Racing has the Mallory unit for = $68.00.
 
Jeff Owen

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy=20 Crook
Sent: Tuesday, August 19, 2008 8:08 AM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: Fuel=20 pressure

Great answer Mike.   Do you remember the cost?
 
Tracy

On Sun, Aug 17, 2008 at 12:26 PM, Mike Wills = <rv-4mike@cox.net>=20 wrote:
I used a fuel pressure isolator (I = think it was=20 an AutoMeter part). Provides a barrier between the fuel and your=20 sensor/sender. Use water/antifreeze between the sender and the=20 isolator.
 
Mike Wills
RV-4 N144MW
----- Original Message -----
To: Rotary motors in aircraft
Sent: Sunday, August 17, 2008 = 7:51=20 AM
Subject: [FlyRotary] Re: Fuel = pressure



On Sun, Aug 10, 2008 at 8:37 PM, Al Gietzen = <ALVentures@cox.net> wrote:

Tracy;

 

I'm = glad you=20 mentioned that.  I was about to conclude that the problem was = incorrect data, not faulty regulator.  I could not be sure = that the=20 richer mixture I had connected with the first occurrence of higher = fuel=20 pressure was cause and effect =96 I possible had not leaned again = after=20 climbing to a higher altitude =96 then noticed the mixture and the = higher=20 pressure reading.  On the second occurrence I had not noted a = mixture=20 change.  Flew for an hour today (beautiful up and down the=20 beachJ) and = the fuel=20 pressure was always where it should be.  The sensor offset = was also=20 what it should be. So until it happens again . . =

 

Are = you going=20 to replace the VDO sender?

 

Al=20 G

 
Looking for a possible replacement is on my To Do list but not = near the=20 top yet.  I inspect the sender for leaks whenever I'm under the = cowl=20 but never seen any hint of a problem so far.
 
Tracy
 
=
 

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