X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from qmta14.emeryville.ca.mail.comcast.net ([76.96.27.212] verified) by logan.com (CommuniGate Pro SMTP 5.4c2o) with ESMTP id 4881563 for flyrotary@lancaironline.net; Thu, 24 Feb 2011 16:15:34 -0500 Received-SPF: pass receiver=logan.com; client-ip=76.96.27.212; envelope-from=wschertz@comcast.net Received: from omta24.emeryville.ca.mail.comcast.net ([76.96.30.92]) by qmta14.emeryville.ca.mail.comcast.net with comcast id Bx8u1g0051zF43QAExEx8N; Thu, 24 Feb 2011 21:14:57 +0000 Received: from WschertzPC ([75.224.127.253]) by omta24.emeryville.ca.mail.comcast.net with comcast id BxEh1g00t5U9tNK8kxEmZv; Thu, 24 Feb 2011 21:14:55 +0000 Message-ID: <7AB37F198B0842D8AFD4229DBB317275@WschertzPC> From: "Bill Schertz" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: TDC Date: Thu, 24 Feb 2011 15:14:39 -0600 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0023_01CBD435.8E11AF70" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3502.922 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3502.922 This is a multi-part message in MIME format. ------=_NextPart_000_0023_01CBD435.8E11AF70 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable If I had been there (had a conflict) I would have taken one, as is, it = looks pretty simple to make. Great idea. Bill Schertz KIS Cruiser #4045 N343BS Phase I testing Completed From: Bob Perkinson=20 Sent: Thursday, February 24, 2011 3:05 PM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: TDC Steve, You gave away at least One. I used it to find TDC on my 13B that Sunday = afternoon when I got home from Paducah, worked great, and confirmed that = the timing mark on the case was in line with the mark on the E shaft. =20 Bob Perkinson RV-9 13B=20 -------------------------------------------------------------------------= ------- From: Steven W. Boese To: Rotary motors in aircraft Sent: Thu, February 24, 2011 10:28:05 AM Subject: [FlyRotary] TDC Chris, The attached photo shows a device that makes it easy to determine the = location of the minimum combustion chamber volume (TDC) within a degree = independently of any existing front pulley or flywheel markings. = Connect it to a spark plug location and just rotate the eccentric shaft = to the point where the soap bubble in the clear tube is the highest. It = might be worth a try. I made up a number of these to give away at the = Paducha fly in last summer. The lack of interest was surprising since I = couldn=E2=80=99t even give them away. =20 Steve ------=_NextPart_000_0023_01CBD435.8E11AF70 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
If I had been there (had a conflict) I would have taken one, as is, = it=20 looks pretty simple to make. Great idea.
 
Bill=20 Schertz
KIS Cruiser #4045
N343BS
Phase I testing = Completed
 
Sent: Thursday, February 24, 2011 3:05 PM
Subject: [FlyRotary] Re: TDC
 
Steve,
You gave away at least One.  I used it to find TDC on my 13B = that=20 Sunday afternoon when I got home from Paducah, worked great, and = confirmed that=20 the timing mark on the case was in line with the mark on the E = shaft. =20
 
 
Bob Perkinson
RV-9 13B=20
 
 
From: Steven W. Boese=20 <SBoese@uwyo.edu>
To:=20 Rotary motors in aircraft = <flyrotary@lancaironline.net>
Sent: Thu, February 24, 2011 = 10:28:05=20 AM
Subject: = [FlyRotary]=20 TDC

Chris,

 

The attached photo shows a device that makes it = easy to=20 determine the location of the minimum combustion chamber volume (TDC) = within a=20 degree independently of any existing front pulley or flywheel = markings. =20 Connect it to a spark plug location and just rotate the eccentric shaft = to the=20 point where the soap bubble in the clear tube is the highest.  It = might be=20 worth a try.  I made up a number of these to give away at the = Paducha fly=20 in last summer.  The lack of interest was surprising since I = couldn=E2=80=99t even=20 give them away. 

 

Steve

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