X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 30 [X] Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 19 Mar 2007 13:05:58 -0400 Message-ID: X-Original-Return-Path: Received: from [206.246.194.60] (HELO visi.net) by logan.com (CommuniGate Pro SMTP 5.1.7) with ESMTP id 1928195 for lml@lancaironline.net; Sun, 18 Mar 2007 18:54:36 -0400 Received-SPF: none receiver=logan.com; client-ip=206.246.194.60; envelope-from=rpastusek@htii.com Received: from [68.34.115.162] (HELO DLHTPAX009) by visi.net (CommuniGate Pro SMTP 4.2) with ESMTP id 200269189 for lml@lancaironline.net; Sun, 18 Mar 2007 17:53:15 -0500 From: "Robert Pastusek" X-Original-To: "'Lancair Mailing List'" References: In-Reply-To: Subject: RE: [LML] Wing Fuel Imbalance Question X-Original-Date: Sun, 18 Mar 2007 18:53:14 -0400 X-Original-Message-ID: <032a01c769b0$37f8a0b0$a7e9e210$@com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_032B_01C7698E.B0E700B0" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: AcdpgvWSDvSK8WyHTxK00s6l1paPiAAKz7Ew Content-Language: en-us This is a multipart message in MIME format. ------=_NextPart_000_032B_01C7698E.B0E700B0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Mike Easley asked: Could you fly a IV with a full left tank and an empty right tank?... Mike, Don't ask me the details, but from my personal experience in a Piper Cherokee many years ago, I'd strongly recommend against it. Back then, I thought that if the flight manual didn't prohibit something, it was OK to do it. The result, scary but alive, was a good lesson that even my wife was able to comment upon: "WHAT were you thinking." and I don't recall that she was asking a question. The Lancair MIGHT be OK for a ferry flight, but such an imbalance REALLY affects the handling of the airplane at slow airspeeds, will definitely cause it to depart controlled flight at a much higher airspeed than normal, and will adversely affect your ability to recover if it does so. Could you load enough fuel for the flight in the good wing, and then add a corresponding amount to the left. You could transfer remaining fuel from the bad tank to the good one by disconnecting the feed from the engine, running a hose to the good tank and using the boost pump to empty the bad one. Just my two cents Bob ------=_NextPart_000_032B_01C7698E.B0E700B0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Mike Easley asked:  Could you fly a IV with a = full left tank and an empty right tank?...<= /span>

 

Mike,

=

Don’t ask me the = details, but from my personal experience in a Piper Cherokee many years ago, = I’d strongly recommend against it. Back then, I thought that if the flight = manual didn’t prohibit something, it was OK to do it. The result, scary = but alive, was a good lesson that even my wife was able to comment upon: = “WHAT were you thinking…” and I don’t recall that she was = asking a question…

The Lancair MIGHT be OK = for a ferry flight, but such an imbalance REALLY affects the handling of the = airplane at slow airspeeds, will definitely cause it to depart controlled flight = at a much higher airspeed than normal, and will adversely affect your ability = to recover if it does so.

Could you load enough fuel = for the flight in the good wing, and then add a corresponding amount to the = left. You could transfer remaining fuel from the bad tank to the good one by disconnecting the feed from the engine, running a hose to the good tank = and using the boost pump to empty the bad one.

Just my two = cents

Bob

 

 

 

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