X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from elasmtp-curtail.atl.sa.earthlink.net ([209.86.89.64] verified) by logan.com (CommuniGate Pro SMTP 6.0.9e) with ESMTP id 7082529 for lml@lancaironline.net; Thu, 07 Aug 2014 09:21:56 -0400 Received-SPF: none receiver=logan.com; client-ip=209.86.89.64; envelope-from=colyncase@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=kxEQM9NDra2i1peNbtgV/lwXs0BlYR68Ik30wBrnYm3USPqUzLYaL/EXnra03qQW; h=Received:Content-Type:Mime-Version:Subject:From:In-Reply-To:Date:Content-Transfer-Encoding:Message-Id:References:To:X-Mailer:X-ELNK-Trace:X-Originating-IP; Received: from [71.181.78.50] (helo=[192.168.1.24]) by elasmtp-curtail.atl.sa.earthlink.net with esmtpa (Exim 4.67) (envelope-from ) id 1XFNdB-0000KH-AJ for lml@lancaironline.net; Thu, 07 Aug 2014 09:21:21 -0400 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Apple Message framework v1085) Subject: Re: [LML] Re: High CHTs on #2, TSIO 550 From: Colyn Case In-Reply-To: Date: Thu, 7 Aug 2014 09:21:20 -0400 Content-Transfer-Encoding: quoted-printable Message-Id: <569D749A-CA7F-4BC1-9091-4D78A6658C15@earthlink.net> References: To: "Lancair Mailing List" X-Mailer: Apple Mail (2.1085) X-ELNK-Trace: 63d5d3452847f8b1d6dd28457998182d7e972de0d01da94011212288a1c9490e38b6a7494dffc93d350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 71.181.78.50 140 is Vy. It can work fine (CHT 380 or less) if your engine, baffles, = fuel flow etc. are set up correctly, and you have the exhaust tunnel = extensions. 11 minutes to FL200 @43gph will use 7.8 gallons of fuel. On Aug 7, 2014, at 7:28 AM, John B wrote: I think 140 on the climb is very slow, Tom. I suggest you set your climb = speed at 165. That should still allow 1500 to 1800 fpm vertical at least = to about FL 180. The bonus is that CHT should be a lot cooler. John Sent from my iPad > On Aug 6, 2014, at 1:19 PM, Thomas Whalen = wrote: >=20 > I have been fighting for over a year to try to keep the #2 CHT below = 400 dg on the climb. It has hit as high as 430. I leave it full rich and = climb at 140kts. When I level off, I then LOP and then #1 cools off. I = have the Lancair baffles and RTV the gaps with the engine and have a = good baffle seal. I even covered my 3rd intercooler and that only helped = a little. Behind the prop the baffle seals up to the top cowl but not = down to the bottom. I have seen it the reverse of that as well. If close = the oil cooler door the CHT will drop 5dg at times.=20 > This was a factory new engine.=20 > Any suggestions? >=20 > Thomas Whalen > N444TW > -- > For archives and unsub = http://mail.lancaironline.net:81/lists/lml/List.html >=20 -- For archives and unsub = http://mail.lancaironline.net:81/lists/lml/List.html