X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 02 Nov 2010 08:50:07 -0400 Message-ID: X-Original-Return-Path: Received: from elasmtp-banded.atl.sa.earthlink.net ([209.86.89.70] verified) by logan.com (CommuniGate Pro SMTP 5.3.10) with ESMTP id 4551332 for lml@lancaironline.net; Mon, 01 Nov 2010 21:22:36 -0400 Received-SPF: none receiver=logan.com; client-ip=209.86.89.70; envelope-from=douglasbrunner@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=pCdrQBBsZZNZC5zE7/7UL3ONxXRTvEULM3A39Gi6QeBRhk2wAQPoa73mAmrY5shH; h=Received:From:To:References:In-Reply-To:Subject:Date:Message-ID:MIME-Version:Content-Type:X-Mailer:Thread-Index:Content-Language:X-ELNK-Trace:X-Originating-IP; Received: from [74.93.196.177] (helo=DougsLaptop) by elasmtp-banded.atl.sa.earthlink.net with esmtpa (Exim 4.67) (envelope-from ) id 1PD5ZY-0006hb-6E for lml@lancaironline.net; Mon, 01 Nov 2010 21:22:00 -0400 From: "Douglas Brunner" X-Original-To: "'Lancair Mailing List'" References: In-Reply-To: Subject: RE: [LML] Re: LNC4 Performance X-Original-Date: Mon, 1 Nov 2010 21:22:01 -0400 X-Original-Message-ID: <001d01cb7a2c$5a4ff3d0$0eefdb70$@net> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_001E_01CB7A0A.D33E53D0" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: Act57006sHZa4asFSuKbNLvv5lAK/QAOufkQ Content-Language: en-us X-ELNK-Trace: ad85a799c4f5de37c2eb1477c196d22294f5150ab1c16ac0f2b12df0f75675a4ff40a629480d446c005d630ab8e932b5350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 74.93.196.177 This is a multi-part message in MIME format. ------=_NextPart_000_001E_01CB7A0A.D33E53D0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Terrence, LOP starts when the mixture is LOP of course! Sorry, for the smart ass response. There are a number of good article on engine management and LOP operation written by John Deakin on "Pelican's Perch" on avweb. There is also an excellent course on engine management given by the GAMI folks called "Advanced Pilot Seminars" - http://www.advancedpilot.com/ I took it and learned a lot. The short answer to your question is that you want to be approximately 50 deg LOP in most situations and it is best if all your cylinders are LOP to the same degree. Doug Brunner N241DB Jeff, May I ask for a little more detail on when the LOP condition starts? Do all EGTs have to be LOPP, or is it when just the leanest one goes? And, how lean constitutes enough to be considered LOP? Thanks, terrence L235/I-320 ------=_NextPart_000_001E_01CB7A0A.D33E53D0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Terrence,

 

LOP starts when the mixture is LOP of course!  =

 

Sorry, for the smart ass response.  There are a = number of good article on engine management and LOP operation written by John = Deakin on “Pelican’s Perch” on avweb.

 

There is also an excellent course on engine management = given by the GAMI folks called “Advanced Pilot Seminars” - http://www.advancedpilot.com/&= nbsp; I took it and learned a lot.

 

The short answer to your question is that you want to be approximately 50 deg LOP in most situations and it is best if all your cylinders are LOP to the same degree. 

 

Doug Brunner

N241DB

 

 

 

Jeff,

 

May I ask for a  little more detail on when = the LOP condition starts?  Do all EGTs have to be LOPP, or is it when just = the leanest one goes?  And, how lean constitutes enough to be = considered LOP?

 

Thanks,

terrence

L235/I-320

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