X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from EXHUB003-2.exch003intermedia.net ([207.5.74.29] verified) by logan.com (CommuniGate Pro SMTP 5.3.11) with ESMTPS id 4664764 for flyrotary@lancaironline.net; Wed, 05 Jan 2011 10:29:47 -0500 Received-SPF: none receiver=logan.com; client-ip=207.5.74.29; envelope-from=jwhaley@datacast.com Received: from EXVMBX003-5.exch003intermedia.net ([207.5.74.45]) by EXHUB003-2.exch003intermedia.net ([207.5.74.29]) with mapi; Wed, 5 Jan 2011 07:29:12 -0800 From: Jeff Whaley To: 'Rotary motors in aircraft' Date: Wed, 5 Jan 2011 07:30:07 -0800 Subject: RE: Broken tension Bolt Thread-Topic: Broken tension Bolt Thread-Index: Acusx+jRBY8ESgqgQgithkh432NfGwAEgtEAAASM4ZA= Message-ID: References: <4D23CCA7.4010306@verizon.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: multipart/alternative; boundary="_000_C03ABB0A7362B84BB53D544B3C305E0E0179F267A21EEXVMBX0035e_" MIME-Version: 1.0 --_000_C03ABB0A7362B84BB53D544B3C305E0E0179F267A21EEXVMBX0035e_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hi Kelly, yeah I read Tracy's squawk ... I'm hoping the pressure and gentl= e extraction method will work for me as well, but if not I'll have to resor= t to the drill and easy-out method ... anything but tear down the engine. = I sure hope replacing the rear seal will solve my oil leak ... Jeff From: Kelly Troyer Subject: Re: Broken tension Bolt Date: Wed, 5 Jan 2011 06:40:20 -0800 (PST) To: Rotary motors in aircraft Jeff, Tracy Was lucky enough that after removing the sealing washer from his b= roken bolt that there was enough friction at the fracture to allow the broken stub to be t= urned out by holding pressure on the bolt head and gently turning the stub out............You mi= ght try that............ Kelly Troyer "DYKE DELTA JD2" (Eventually) "13B ROTARY"_ Engine "RWS"_RD1C/EC2/EM2 "MISTRAL"_Backplate/Oil Manifold "TURBONETICS"_TO4E50 Turbo From: Jeff Whaley Sent: Wednesday, January 05, 2011 8:19 AM To: 'Rotary motors in aircraft' Subject: RE: Broken tension Bolt Okay, thanks Finn; getting the shavings extracted with grease, or a magnet = should work. So, based on your comments about the tension bolts and sealing washers havi= ng nothing to do with oil, I have to assume that my rear oil seal is the so= urce of the leak. With the re-drive, ring gear, etc already off the engine I'll go ahead and = replace the rear seal. Thanks ... Jeff From: Finn Lassen [mailto:finn.lassen@verizon.net] Sent: Tuesday, January 04, 2011 8:43 PM Subject: Re: [FlyRotary] FW: RE: Broken tension Bolt No oil contact with the bolts. The reason for the rubber washers is that there are no o-rings or sealant b= etween the coolant galleries and the bolt holes, so yes, there could be som= e seep of coolant into the bolt holes. But I doubt there will be any flow t= hat can carry shavings from the bolt hole to the coolant. The grease trick = should be more than adequate. Finn __________ Information from ESET NOD32 Antivirus, version of virus signatur= e database 5762 (20110105) __________ The message was checked by ESET NOD32 Antivirus. http://www.eset.com This message, and the documents attached hereto, is intended only for the a= ddressee and may contain privileged or confidential information. Any unauth= orized 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 delete the original message. Thank you. --_000_C03ABB0A7362B84BB53D544B3C305E0E0179F267A21EEXVMBX0035e_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Hi Kelly, yeah I read = Tracy’s squawk … I’m hoping the pressure and gentle= extraction method will work for me as well, but if not I’ll have to = resort to the drill and easy-out method … anything but tear down the engine. I sure hope replacing the rear seal will solve my oil le= ak …

Jeff=

From:=	Kelly Troyer <keltro= @att.net>
Subject:	Re: Broken tension Bolt=
Date:=	Wed, 5 Jan 2011 06:40:2= 0 -0800 (PST)
To:	Rotary motors in aircra= ft <flyrotary@lancaironline.net>

Jeff,=

Tracy Was = lucky enough that after removing the sealing washer from his broken bolt th= at

there was enough fricti= on at the fracture to allow the broken stub to be turned out by = holding

pressure on the bolt he= ad and gently turning the stub out............You might try that...........= .

Kelly Troyer
"DYKE DELTA JD2" (Eventually)

"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil Manifold

"TURBONETICS"_TO4E50 Turbo<= o:p>

From: Jeff Whaley
Sent: Wednesday, January 05, 2011 8:19 AM
To: 'Rotary motors in aircraft'
Subject: RE: Broken tension Bolt

Okay, thanks Finn; get= ting the shavings extracted with grease, or a magnet should work.

So, based on your comm= ents about the tension bolts and sealing washers having nothing to do with = oil, I have to assume that my rear oil seal is the source of the leak.=

With the re-drive, rin= g gear, etc already off the engine I’ll go ahead and replace the rear= seal.

Thanks … &n= bsp; Jeff

From: Finn Lassen [mailto:finn.lassen@verizon.net]
Sent: Tuesday, January 04, 2011 8:43 PM
Subject: Re: [FlyRotary] FW: RE: Broken tension Bolt

No oil contact with the bolts.

The reason for the rubber washers is that there are no o-rings or sealant b= etween the coolant galleries and the bolt holes, so yes, there could be som= e seep of coolant into the bolt holes. But I doubt there will be any flow t= hat can carry shavings from the bolt hole to the coolant. The grease trick should be more than adequate.
Finn

__________ Information from ESET NOD32 Antivirus, version of virus signatur= e database 5762 (20110105) __________

The message was checked by ESET NOD32 Antivirus.

http://www.eset.com

This message, and the docum= ents attached hereto, is intended only for the addressee and may contain pr= ivileged or confidential information. Any unauthorized disclosure is strict= ly prohibited. If you have received this message in error, please notify us immediately so that we may correct our = internal records. Please then delete the original message. Thank you.
--_000_C03ABB0A7362B84BB53D544B3C305E0E0179F267A21EEXVMBX0035e_--