X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Fri, 06 Jul 2012 15:27:50 -0400 Message-ID: X-Original-Return-Path: Received: from va3outboundpool.messaging.microsoft.com ([216.32.180.11] verified) by logan.com (CommuniGate Pro SMTP 5.4.6) with ESMTPS id 5640934 for lml@lancaironline.net; Fri, 06 Jul 2012 14:25:17 -0400 Received-SPF: pass receiver=logan.com; client-ip=216.32.180.11; envelope-from=rpastusek@htii.com Received: from mail87-va3-R.bigfish.com (10.7.14.251) by VA3EHSOBE012.bigfish.com (10.7.40.62) with Microsoft SMTP Server id 14.1.225.23; Fri, 6 Jul 2012 18:22:32 +0000 Received: from mail87-va3 (localhost [127.0.0.1]) by mail87-va3-R.bigfish.com (Postfix) with ESMTP id 57C1B2A03D0 for ; Fri, 6 Jul 2012 18:22:32 +0000 (UTC) X-Forefront-Antispam-Report: CIP:157.56.236.133;KIP:(null);UIP:(null);IPV:NLI;H:BY2PRD0710HT003.namprd07.prod.outlook.com;RD:none;EFVD:NLI X-SpamScore: -2 X-BigFish: PS-2(zz98dI9371Ic85fhzz1202hzz8275ch8275bh8275dhz31h2a8h668h839hd25hf0ah107ah) Received-SPF: softfail (mail87-va3: transitioning domain of htii.com does not designate 157.56.236.133 as permitted sender) client-ip=157.56.236.133; envelope-from=rpastusek@htii.com; helo=BY2PRD0710HT003.namprd07.prod.outlook.com ;.outlook.com ; Received: from mail87-va3 (localhost.localdomain [127.0.0.1]) by mail87-va3 (MessageSwitch) id 1341598941541492_24239; Fri, 6 Jul 2012 18:22:21 +0000 (UTC) Received: from VA3EHSMHS031.bigfish.com (unknown [10.7.14.245]) by mail87-va3.bigfish.com (Postfix) with ESMTP id 7EE953409BA for ; Fri, 6 Jul 2012 18:22:21 +0000 (UTC) Received: from BY2PRD0710HT003.namprd07.prod.outlook.com (157.56.236.133) by VA3EHSMHS031.bigfish.com (10.7.99.41) with Microsoft SMTP Server (TLS) id 14.1.225.23; Fri, 6 Jul 2012 18:22:17 +0000 Received: from BY2PRD0710MB366.namprd07.prod.outlook.com ([169.254.3.3]) by BY2PRD0710HT003.namprd07.prod.outlook.com ([10.255.86.38]) with mapi id 14.16.0164.004; Fri, 6 Jul 2012 18:24:23 +0000 From: Robert R Pastusek X-Original-To: Lancair Mailing List Subject: RE: [LML] Re: Fuel Pressure Problems Thread-Topic: [LML] Re: Fuel Pressure Problems Thread-Index: AQHNW4bFFltyTW7qZk2Wi701/AZHb5cckBuQ X-Original-Date: Fri, 6 Jul 2012 18:24:23 +0000 X-Original-Message-ID: <41361035E6613244A377D5AC3BF5EFDD176FD6A4@BY2PRD0710MB366.namprd07.prod.outlook.com> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [65.202.241.130] Content-Type: multipart/alternative; boundary="_000_41361035E6613244A377D5AC3BF5EFDD176FD6A4BY2PRD0710MB366_" MIME-Version: 1.0 X-Original-Return-Path: rpastusek@htii.com X-OriginatorOrg: htii.com --_000_41361035E6613244A377D5AC3BF5EFDD176FD6A4BY2PRD0710MB366_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable No, but I should do so! Good Point! Bob From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Coly= n Case Sent: Friday, July 06, 2012 10:51 AM To: lml@lancaironline.net Subject: [LML] Re: Fuel Pressure Problems Bob, Did you log that in the "things to look out for" list? Colyn On Jul 6, 2012, at 12:36 AM, Robert R Pastusek wrote: Alan, How about a blockage in the fuel system? I mention this because we just fou= nd a disintegrated fuel flow impeller (a wee tiny thing to start with) that= was blocking the fuel line on a TSIO-550. The owner says the fuel flow was= "indicating" even when the engine would barely run, so apparently there wa= s enough impeller in the sensor to at least give a reading, but most of it = was down-stream in the fuel system. (the engine did not run well at all...) Bob From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Alan Crawford Sent: Thursday, July 05, 2012 3:45 PM To: lml@lancaironline.net Subject: [LML] Fuel Pressure Problems Just started having a change in fuel pressure at cruise. I have a Legacy .= .. 550N ... been cruising 40 to 60 degrees lean of peak with no problem, wi= th fuel pressure above 8.2 psi. Depending on altitude 2500 rpm - 2300 rpm .= .. 11.5 to 11.8 gph ... The last few flights I can not get 40 degrees lean of peak at any altitude = without the fuel pressure dropping below 8.0 psi ... even if I turn on the = fuel pump to low =3D 9, 500 - 11,500 - 12,500 ???? any ideas on what is going on???? Takeoff fuel pressure is 28.0 psi .... Thanks ... Alan Crawford Lake Buchanan, Texas Lancair Legacy Life is NOT a journey to the grave with the intention of arriving safely in a pretty and well preserved body, BUT rather to skid in broadside, thoroughly used up, totally worn out, and proclaiming, "WOW, WHAT A RIDE!!!" --_000_41361035E6613244A377D5AC3BF5EFDD176FD6A4BY2PRD0710MB366_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

No, but I should do so!
Good Point!


Bob

 

From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Colyn Case=
Sent: Friday, July 06, 2012 10:51 AM
To: lml@lancaironline.net
Subject: [LML] Re: Fuel Pressure Problems

 

Bob,

 

Did you log that in the "things to look out for" = list?

 

Colyn

 

On Jul 6, 2012, at 12:36 AM, Robert R Pastusek wrote:<= /o:p>



Alan,

How about a blockage in the fuel system? I menti= on this because we just found a disintegrated fuel flow impeller (a wee tiny thing to start with) that was blocking the fuel line on a TSIO-55= 0. The owner says the fuel flow was “indicating” even when the = engine would barely run, so apparently there was enough impeller in the sen= sor to at least give a reading, but most of it was down-stream in the fuel system. (the engine did not run well at all= …)

 

Bob

 

From: Lancair Mailing List [mailto:lml= @lancaironline.net] <= b>On Behalf Of Alan C= rawford
Sent: Thursday, Ju= ly 05, 2012 3:45 PM
To: lml@lancaironline.net
Subject: [LML] Fue= l Pressure Problems

 

Just started having a change in fuel pressure at cruise.  = I have a Legacy ... 550N ... been cruising 40 to 60 degrees lean of peak with no problem, with fuel pressure above 8.2 psi. Depending on altitude 2= 500 rpm - 2300 rpm ... 11.5 to 11.8 gph ...

 

The last few flights I can not get 40 degrees lean of peak= at any altitude without the fuel pressure dropping below 8.0 psi ... even if I turn on the fuel pump to low =3D 9, 500 - 11,500 - 12,500 ????

 

any ideas on what is going on???? Takeoff fuel pressure is=  28.0 psi ....  

 

Thanks ... 

Alan Crawford

Lake Buchanan, Texas

Lancair Legacy 

 

 

Life is NOT a journey to the grave with the intention of arrivi= ng safely
  in a pretty and well preserved body, BUT rather to skid in broadside= ,
           thoroughly use= d up, totally worn out, and proclaiming,
            &nb= sp;            =    "WOW, WHAT A RIDE!!!"

 

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