X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imr-mb01.mx.aol.com ([64.12.207.164] verified) by logan.com (CommuniGate Pro SMTP 5.3.11) with ESMTP id 4671731 for flyrotary@lancaironline.net; Wed, 12 Jan 2011 00:59:57 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.12.207.164; envelope-from=Bktrub@aol.com Received: from imo-da04.mx.aol.com (imo-da04.mx.aol.com [205.188.169.202]) by imr-mb01.mx.aol.com (8.14.1/8.14.1) with ESMTP id p0C5xFlm001703 for ; Wed, 12 Jan 2011 00:59:15 -0500 Received: from Bktrub@aol.com by imo-da04.mx.aol.com (mail_out_v42.9.) id q.cb2.71a8bc0a (55722) for ; Wed, 12 Jan 2011 00:59:11 -0500 (EST) Received: from smtprly-md01.mx.aol.com (smtprly-md01.mx.aol.com [64.12.143.154]) by cia-md02.mx.aol.com (v129.7) with ESMTP id MAILCIAMD025-d4164d2d432b348; Wed, 12 Jan 2011 00:59:11 -0500 Received: from webmail-m060 (webmail-m060.sim.aol.com [64.12.158.160]) by smtprly-md01.mx.aol.com (v129.5) with ESMTP id MAILSMTPRLYMD014-d4164d2d432b348; Wed, 12 Jan 2011 00:59:07 -0500 References: To: flyrotary@lancaironline.net Subject: Re: [FlyRotary] Re: Broken Tension Bolt ... update Date: Wed, 12 Jan 2011 00:59:07 -0500 X-AOL-IP: 69.84.254.253 In-Reply-To: X-MB-Message-Source: WebUI MIME-Version: 1.0 From: bktrub@aol.com X-MB-Message-Type: User Content-Type: multipart/alternative; boundary="--------MB_8CD8034F5806B5A_1778_10BA6_webmail-m060.sysops.aol.com" X-Mailer: AOL Webmail 33069-STANDARD Received: from 69.84.254.253 by webmail-m060.sysops.aol.com (64.12.158.160) with HTTP (WebMailUI); Wed, 12 Jan 2011 00:59:07 -0500 Message-Id: <8CD8034F4E5B1B9-1778-6E15@webmail-m060.sysops.aol.com> X-Spam-Flag:NO X-AOL-SENDER: Bktrub@aol.com ----------MB_8CD8034F5806B5A_1778_10BA6_webmail-m060.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Before you take it apart, you might want to try one more time with some JB= weld and the remainder of the bolt. Can't hurt to try again.=20 Brian Trubee -----Original Message----- From: Bob Perkinson To: Rotary motors in aircraft Sent: Tue, Jan 11, 2011 7:43 pm Subject: [FlyRotary] Re: Broken Tension Bolt ... update If you already have an off center hole in the bolt, getting another hole= on center will be almost impossible. The drill bit will always got to th= e point of least resistance, and the mechanical shock of the bit grabbing= one side of the hole could break the bit. I know, did that years ago. I= would have to agree with Mark, tearing it down might be prudent. =20 Bob Perkinson RV-9 13B From: Mark Steitle To: Rotary motors in aircraft Sent: Tue, January 11, 2011 1:00:56 PM Subject: [FlyRotary] Re: Broken Tension Bolt ... update Jeff,=20 =20 At this point I believe that I would bite the bullet and disassemble the= engine. Those irons are too expensive to risk damaging. =20 =20 Mark S. On Tue, Jan 11, 2011 at 12:35 PM, Jeff Whaley wrote= : Hey thanks Ernest, you shouldn=E2=80=99t have to do that, but I won=E2=80= =99t stop you =E2=80=A6 I=E2=80=99ve ordered two long bits, 5/32=E2=80=9D and 3/16=E2=80=9D for in= side diameter =E2=80=A6 the outside diameter you could double-check with= any housing, but 3/8=E2=80=9D is a pretty close tolerance fit. Jeff Whaley 100 Manion Rd,=20 RR#2 Carp, Ontario, Canada K0A 1L0 =20 From: Ernest Christley Subject: Re: [FlyRotary] Re: Broken Tension Bolt ... update Date: Tue, 11 Jan 2011 13:07:28 -0500 To: Rotary motors in aircraft =20 Ernest Christley wrote: Jeff, send me a couple of measurements and I'll turn a collar that you can= use as a guide to center the drill bit. The inside diameter would be the= diameter of your bit. The outside would be the size of the hole. =20 =20 From: Jeff Whaley=20 Sent: Tuesday, January 11, 2011 12:52 PM To: 'Rotary motors in aircraft' Subject: RE: Broken Tension Bolt ... update =20 So far no luck at getting the broken tension bolt threaded end out of the= front casting. With help from Cary Beazley, we were able to back out the= broken part a little bit with just pressure and mating the two surfaces= together, until it jammed and would come no further. Not having (or know= ing about) LH drill bits at the time, we decided to RH drill a pilot hole= for an easy-out. Drilling the hole was no problem but getting it centere= d was, so it=E2=80=99s drilled off-center and the broken piece is now prob= ably bottomed out in the casting. The easy-out is simply not latching ont= o the bolt. We=E2=80=99re going to borrow a bore scope to get a better lo= ok. After that I=E2=80=99ll have to make a long center-punch and try to= make a new (centered) pilot hole with the long LH drill bits on-order (se= e link) =E2=80=A6 hopefully they=E2=80=99ll grab onto the part and extract= it, otherwise it will be an engine tear-down, which I dread at any time= but at -10C it=E2=80=99s no fun at all. =20 http://www.icscuttingtools.com/catalog/page_110.pdf =20 Jeff Whaley __________ Information from ESET NOD32 Antivirus, version of virus signatu= re database 5778 (20110111) __________ The message was checked by ESET NOD32 Antivirus. http://www.eset.com This message, and the documents attached hereto, is intended only for the= addressee and may contain privileged or confidential information. Any una= uthorized disclosure is strictly prohibited. If you have received this mes= sage in error, please notify us immediately so that we may correct our int= ernal records. Please then delete the original message. Thank you. ----------MB_8CD8034F5806B5A_1778_10BA6_webmail-m060.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset="utf-8"
Before you take it apart, you might want to try one more time with so= me JB weld and the remainder of the bolt. Can't hurt to try again.
 
Brian Trubee



-----Original Message-----
From: Bob Perkinson <bobperk90658@bellsouth.net>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Tue, Jan 11, 2011 7:43 pm
Subject: [FlyRotary] Re: Broken Tension Bolt ... update

If you already have an off center hole in the bolt, getting another= hole on center will be almost impossible.  The drill bit will always= got to the point of least resistance, and the mechanical shock of the bit= grabbing one side of the hole could break the bit. I know, did that years= ago.  I would have to agree with Mark, tearing it down might be prud= ent.
 
Bob Perkinson
RV-9 13B


From: Mark Steitle <msteitle@gmail.com>
To: Rotary motors in aircr= aft <flyrotary@lancairon= line.net>
Sent: Tue, January 11, 201= 1 1:00:56 PM
Subject: [FlyRotary] Re:= Broken Tension Bolt ... update

Jeff,
 
At this point I believe that I would bite the bullet and disassemble= the engine.  Those irons are too expensive to risk damaging. =
 
Mark S.

On Tue, Jan 11, 2011 at 12:35 PM, Jeff Whaley <jw= haley@datacast.com> wrote:
Hey thanks Ernest,= you shouldn=E2=80=99t have to do that, but I won=E2=80=99t stop you =E2= =80=A6
I=E2=80=99ve ordered= two long bits, 5/32=E2=80=9D and 3/16=E2=80=9D for inside diameter =E2=80= =A6 the outside diameter you could double-check with any housing, but 3/8= =E2=80=9D is a pretty close tolerance fit.
Jeff Whaley
100 Manion Rd,
RR#2 Carp, Ontario,= Canada
K0A 1L0
 
From:
Ernest Christley <= ;echristley@att.net>
Subject:
Re: [FlyRotary] Re:= Broken Tension Bolt ... update
Date:
Tue, 11 Jan 2011 13:= 07:28 -0500
To:
Rotary motors in air= craft <fl= yrotary@lancaironline.net>
 
Ernest Christley wr= ote:

Jeff, send me a couple of measureme= nts and I'll turn a collar that you can use as a guide to center the drill= bit.  The inside diameter would be the diameter of your bit.  T= he outside would be the size of the hole.
 
 
From:= Jeff Whaley
Sent: Tuesday, January 11, 2011 12:52 PM
To: 'Rotary motors in aircraft'
Subject: RE: Broken Tension Bolt ... update
 
So far no luck at getting the broken tension bolt= threaded end out of the front casting.  With help from Cary Beazley,= we were able to back out the broken part a little bit with just pressure= and mating the two surfaces together, until it jammed and would come no= further.  Not having (or knowing about) LH drill bits at the time,= we decided to RH drill a pilot hole for an easy-out.  Drilling the= hole was no problem but getting it centered was, so it=E2=80=99s drilled= off-center and the broken piece is now probably bottomed out in the casti= ng.  The easy-out is simply not latching onto the bolt.  We=E2= =80=99re going to borrow a bore scope to get a better look.  After th= at I=E2=80=99ll have to make a long center-punch and try to make a new (ce= ntered) pilot hole with the long LH drill bits on-order (see link) =E2=80= =A6 hopefully they=E2=80=99ll grab onto the part and extract it, otherwise= it will be an engine tear-down, which I dread at any time but at -10C it= =E2=80=99s no fun at all.
 
http://www.icscuttingtools.com= /catalog/page_110.pdf
 
Jeff Whaley=


__________ Information from ESET NOD32 Antivirus, version of virus signatu= re database 5778 (20110111) __________

The message was checked by ESET NOD32 Antivirus.

http://www= .eset.com

This message, and the documents= attached hereto, is intended only for the addressee and may contain privi= leged or confidential information. Any unauthorized disclosure is strictly= prohibited. If you have received this message in error, please notify us= immediately so that we may correct our internal records. Please then dele= te the original message. Thank you.

 ----------MB_8CD8034F5806B5A_1778_10BA6_webmail-m060.sysops.aol.com--