X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao104.cox.net ([68.230.241.42] verified) by logan.com (CommuniGate Pro SMTP 5.2.4) with ESMTP id 2994012 for flyrotary@lancaironline.net; Fri, 27 Jun 2008 10:15:26 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.42; envelope-from=alventures@cox.net Received: from fed1rmimpo01.cox.net ([70.169.32.71]) by fed1rmmtao104.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20080627141427.RXSH12093.fed1rmmtao104.cox.net@fed1rmimpo01.cox.net> for ; Fri, 27 Jun 2008 10:14:27 -0400 Received: from BigAl ([72.192.137.74]) by fed1rmimpo01.cox.net with bizsmtp id j2El1Z0081cVYgg032ElLW; Fri, 27 Jun 2008 10:14:45 -0400 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Running lean of peak Date: Fri, 27 Jun 2008 07:15:22 -0800 Message-ID: <000a01c8d868$9e61b120$6401a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000B_01C8D825.903E7120" 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_000B_01C8D825.903E7120 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit What plugs are you using currently Al ??..............Might be worth a new set of plugs and a test flight before your trip to see if you get the same symptoms when leaning. I'm using NGK B9EGV. It's easy enough to put in a new set, although I normally order them on-line since they are pretty spendy at the local store - if they have them. I don't think the plugs are the issue; I think Dave's point about some unevenness in the mixture between rotors is the likely culprit. It will be easy to see when I get flying - which may not be until I leave on the trip. I'm not too concerned since I can get over 20 mpg at 200 mph with EGTs below 1700F. Al ------=_NextPart_000_000B_01C8D825.903E7120 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

  = What plugs are you using currently Al ??..............Might be worth a new = set

of plugs and a test flight before your trip = to see if you get the same symptoms when leaning.

 

I’m using NGK B9EGV.  = It’s easy enough to put in a new set, although I normally order them on-line = since they are pretty spendy at the local store – if they have = them.  I don’t think the plugs are the issue; I think Dave’s point = about some unevenness in the mixture between rotors is the likely culprit. =  It will be easy to see when I get flying – which may not be until I = leave on the trip.  I’m not too concerned since I can get over 20 mpg = at 200 mph with EGTs below 1700F.

 

Al

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