X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 29 Jul 2013 15:20:04 -0400 Message-ID: X-Original-Return-Path: Received: from mail-yh0-f43.google.com ([209.85.213.43] verified) by logan.com (CommuniGate Pro SMTP 6.0.5) with ESMTPS id 6395440 for lml@lancaironline.net; Mon, 29 Jul 2013 14:53:03 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.213.43; envelope-from=pjdmiller@gmail.com Received: by mail-yh0-f43.google.com with SMTP id z12so1691676yhz.30 for ; Mon, 29 Jul 2013 11:52:28 -0700 (PDT) X-Received: by 10.236.171.168 with SMTP id r28mr27946979yhl.90.1375123948245; Mon, 29 Jul 2013 11:52:28 -0700 (PDT) X-Original-Return-Path: Received: from [192.168.1.137] ([68.202.59.203]) by mx.google.com with ESMTPSA id 66sm86055385yhe.20.2013.07.29.11.52.27 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 29 Jul 2013 11:52:27 -0700 (PDT) From: Paul Miller Content-Type: multipart/alternative; boundary="Apple-Mail=_C65DF331-3AA6-4537-A062-EEDD22B758E8" X-Original-Message-Id: <3FFC1818-596A-442E-B4F5-2AD3E1459A32@gmail.com> Mime-Version: 1.0 (Mac OS X Mail 6.5 \(1508\)) Subject: Re: [LML] Re: Potential Problem-Engine Vibration X-Original-Date: Mon, 29 Jul 2013 14:52:26 -0400 References: X-Original-To: "Lancair Mailing List" In-Reply-To: X-Mailer: Apple Mail (2.1508) --Apple-Mail=_C65DF331-3AA6-4537-A062-EEDD22B758E8 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Bob: thanks for that picture, it is helpful. We have a boatload of = scimitar/550s here at Spruce. We also have the Lancair scimitar mated = to Lyc540 and 580s on the SX300s and one is using a newer Hartzell = scimitar on a Lyc580. Perhaps it makes sense for our group to gather = and perform a dye penetrant test on one or more to get some data = particularly if this is hidden from casual view. Paul Spruce Creek On 2013-07-29, at 2:46 PM, Bob Rickard wrote: >>> Here is a pic of the crack (red box) and red tag showing the crack = data. Nothing much to look at, even in the high resolution version. I = couldn't see anything with the naked eye. I did file an SDR about a = week and a half ago, no response yet. As far as common issues, I have = had people respond that they have exactly the same symptoms as I have = had. They are all people with a big bore continental and 3 blade = Hartzell prop. I don't know of anyone else that has found a crack or if = anyone has tested their crank flange. --Apple-Mail=_C65DF331-3AA6-4537-A062-EEDD22B758E8 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii Bob: = thanks for that picture, it is helpful. We have a boatload of = scimitar/550s here at Spruce. We also have the Lancair scimitar = mated to Lyc540 and 580s on the SX300s and one is using a newer Hartzell = scimitar on a Lyc580. Perhaps it makes sense for our group to = gather and perform a dye penetrant test on one or more to get some data = particularly if this is hidden from casual = view.

Paul

Spruce = Creek

On 2013-07-29, at 2:46 PM, = Bob Rickard <r.rickard@rcginc-us.com> = wrote:

Here is a pic of the crack (red box) and red tag showing = the crack data. Nothing much to look at, even in the high = resolution version. I couldn't see anything with the naked eye. = I did file an SDR about a week and a half ago, no response = yet. As far as common issues, I have had people respond that they = have exactly the same symptoms as I have had. They are all people = with a big bore continental and 3 blade Hartzell prop. I don't = know of anyone else that has found a crack or if anyone has tested their = crank = flange.

= --Apple-Mail=_C65DF331-3AA6-4537-A062-EEDD22B758E8--