X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao105.cox.net ([68.230.241.41] verified) by logan.com (CommuniGate Pro SMTP 5.2.4) with ESMTP id 2993322 for flyrotary@lancaironline.net; Thu, 26 Jun 2008 21:25:25 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.41; envelope-from=alventures@cox.net Received: from fed1rmimpo01.cox.net ([70.169.32.71]) by fed1rmmtao105.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20080627012430.HTJB5887.fed1rmmtao105.cox.net@fed1rmimpo01.cox.net> for ; Thu, 26 Jun 2008 21:24:30 -0400 Received: from BigAl ([72.192.137.74]) by fed1rmimpo01.cox.net with bizsmtp id ipQm1Z00E1cVYgg03pQmt3; Thu, 26 Jun 2008 21:24:46 -0400 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Running lean of peak Date: Thu, 26 Jun 2008 18:25:22 -0800 Message-ID: <000001c8d7fd$0d557060$6401a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01C8D7B9.FF323060" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 This is a multi-part message in MIME format. ------=_NextPart_000_0001_01C8D7B9.FF323060 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable =20 Al, How many hours are on your sparkplugs and are you useing auto fuel or 100LL.........Something to consider before a 2000 mile trip.........Could be possible indication = before the dreaded "SAG".......... =20 I don't recall (have to check the engine log), but I'd guess maybe 20 = hrs; only 10 ga 100LL; all the rest unleaded mogas. I took a leading and trailing out yesterday to look at them and they look fine. =20 Al =20 -------------- Original message from "Al Gietzen" : --------------=20 I'm finding that at about 100F LOP I sense that the engine is starting = to not like it - like it doesn't seem to be entirely smooth; maybe an occasional miss here and there. Am I right that some of you guys run as much as 200 LOP; or is it my imagination - in both cases. =20 Would timing setting have much of anything to do with running LOP? =20 Just past by the 100 hr mark on the engine near the end of a 500 mile = trip on Monday. I plan to leave next Monday on a round trip of over 2000 nm = over the following week. That'll rack up a few hours. =20 Al ------=_NextPart_000_0001_01C8D7B9.FF323060 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

 

Al,

 How many hours are on your sparkplugs = and are you useing auto fuel or 100LL.........Something to

consider before a 2000 mile = trip.........Could be possible indication before the dreaded = "SAG"..........

 

I don’t recall (have to = check the engine log), but I’d guess maybe 20 hrs; only 10 ga 100LL; all the = rest unleaded mogas.  I took a leading and trailing out yesterday to = look at them and they look fine.

 

Al

 

-------------- Original message from "Al Gietzen" <ALVentures@cox.net>: --------------

I’m finding that at = about 100F LOP I sense that the engine is starting to not like it – like = it doesn’t seem to be entirely smooth; maybe an occasional miss here = and there.  Am I right that some of you guys run as much as 200 LOP; or = is it my imagination – in both cases.

 

Would timing setting have = much of anything to do with running LOP?

 

Just past by the 100 hr = mark on the engine near the end of a 500 mile trip on Monday.  I plan to = leave next Monday on a round trip of over 2000 nm over the following = week.  That’ll rack up a few hours.

 

Al

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