X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 03 May 2010 14:10:47 -0400 Message-ID: X-Original-Return-Path: Received: from raven.ravenwebhosting.com ([72.9.254.67] verified) by logan.com (CommuniGate Pro SMTP 5.3.6) with ESMTPS id 4245620 for lml@lancaironline.net; Mon, 03 May 2010 09:24:36 -0400 Received-SPF: none receiver=logan.com; client-ip=72.9.254.67; envelope-from=paul@tbm700.com Received: from 6.21.204.68.cfl.res.rr.com ([68.204.21.6]:56699 helo=[192.168.1.101]) by raven.ravenwebhosting.com with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.69) (envelope-from ) id 1O8vct-0007f6-1v for lml@lancaironline.net; Mon, 03 May 2010 09:23:59 -0400 From: paul miller Mime-Version: 1.0 (Apple Message framework v1078) Content-Type: multipart/alternative; boundary=Apple-Mail-2-380576871 Subject: Re: [LML] TSIO 550E IV-P vibration X-Original-Date: Mon, 3 May 2010 09:23:56 -0400 In-Reply-To: X-Original-To: "Lancair Mailing List" References: X-Original-Message-Id: <2C105AF1-CD9C-42AE-9232-386920948B9A@tbm700.com> X-Mailer: Apple Mail (2.1078) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - raven.ravenwebhosting.com X-AntiAbuse: Original Domain - lancaironline.net X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tbm700.com X-Source: X-Source-Args: X-Source-Dir: --Apple-Mail-2-380576871 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Bob: If nothing shows up in the numbers and you can rule out things like = induction leaks, perhaps spend some time under the cowl looking for = witness marks and interference. When looking at the engine at rest, = anticipate the engine moving forward, front end down and twisting = counterclockwise (looking forward) about half inch to one inch in each = of those motions. Then look to see if anything might be interfering in = that projected area. An induction leak would tend to worsen in the = climb as delta-p increases and the temp is climbing from the turbo. = Going LOP would then make that cylinder or side of cylinders worse. = Those are my two thoughts on the issue so, based on armchair guesses, = you are probably safe to rule them out! Good luck. Paul Miler (former TSIO-520s). On 2010-05-02, at 12:43 AM, Bob Rickard wrote: > TSIO 550 guys and or smart engine guys: > =20 > I am having a vibration issue and want to see if anyone has ideas on = what to look for. --Apple-Mail-2-380576871 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii Bob: = If nothing shows up in the numbers and you can rule out things like = induction leaks, perhaps spend some time under the cowl looking for = witness marks and interference. When looking at the engine at = rest, anticipate the engine moving forward, front end down and twisting = counterclockwise (looking forward) about half inch to one inch in each = of those motions. Then look to see if anything might be = interfering in that projected area. An induction leak = would tend to worsen in the climb as delta-p increases and the = temp is climbing from the turbo. Going LOP would then make that = cylinder or side of cylinders worse. Those are my two = thoughts on the issue so, based on armchair guesses, you are probably = safe to rule them out! Good luck.

Paul Miler = (former TSIO-520s).

On 2010-05-02, at 12:43 AM, Bob = Rickard wrote:

TSIO 550 guys and or smart = engine guys:

I = am having a vibration issue and want to see if anyone has ideas on what = to look = for.

= --Apple-Mail-2-380576871--