X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao107.cox.net ([68.230.241.39] verified) by logan.com (CommuniGate Pro SMTP 5.3.4) with ESMTP id 4168657 for flyrotary@lancaironline.net; Wed, 17 Mar 2010 01:26:30 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.39; envelope-from=alventures@cox.net Received: from fed1rmimpo02.cox.net ([70.169.32.72]) by fed1rmmtao107.cox.net (InterMail vM.8.00.01.00 201-2244-105-20090324) with ESMTP id <20100317052550.FJTX20722.fed1rmmtao107.cox.net@fed1rmimpo02.cox.net> for ; Wed, 17 Mar 2010 01:25:50 -0400 Received: from BigAl ([72.192.128.205]) by fed1rmimpo02.cox.net with bizsmtp id u5Ro1d0024S1t5C045RoXT; Wed, 17 Mar 2010 01:25:49 -0400 X-VR-Score: 0.00 X-Authority-Analysis: v=1.1 cv=KqzZVGv1/pIBe+XbL3gCBfL8vaFXECOST7Bs1vfp5Gs= c=1 sm=1 a=Vegc0WxVmH5BHtpNDyThtA==:17 a=YF3L5w4t_MzRnKHIXw0A:9 a=7tjRMn2CxUECqdOubE3rZxQEQq4A:4 a=CjuIK1q_8ugA:10 a=hozK6RuJIKM2TnVb4o4A:9 a=CvVj74q0xsH9QUGypP0A:7 a=b9QO507N8BAyOA9sHu-tntY1RSMA:4 a=Vegc0WxVmH5BHtpNDyThtA==:117 X-CM-Score: 0.00 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: Shutting down the engine Date: Tue, 16 Mar 2010 22:25:18 -0800 Message-ID: <550FF040CA5847229F00D55358AE50B1@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0039_01CAC557.8F4A2C70" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6856 Thread-Index: AcrFeLGbNyPIDdeeSb2Jqm4/WrNc8gAIJO0g X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 Importance: Normal In-Reply-To: This is a multi-part message in MIME format. ------=_NextPart_000_0039_01CAC557.8F4A2C70 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit 4) I turn off the fuel pump to kill the engine. I suppose this does leave a possibility of a little fuel in the chamber? Not sure there is any reason for concern? My first step in shutdown is the fuel pump switch. Seemed the best to me because it immediately relieves the pressure in the lines, rails and injectors; and burns the fuel as the engine stops. Shutting down the injectors first doesn't leaves the pressure which bleeds off slowly. Al ------=_NextPart_000_0039_01CAC557.8F4A2C70 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

 

4) I turn off the fuel = pump to kill the engine. I suppose this does leave a possibility of a little = fuel in the chamber? Not sure there is any reason for concern?

My first step in shutdown is the = fuel pump switch. Seemed the best to me because it immediately relieves the = pressure in the lines, rails and injectors; and burns the fuel as the engine = stops.  Shutting down the injectors first doesn’t leaves the pressure = which bleeds off slowly.

 

Al

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