X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from aspensprings.uwyo.edu ([129.72.10.32] verified) by logan.com (CommuniGate Pro SMTP 5.2.13) with ESMTPS id 3553396 for flyrotary@lancaironline.net; Thu, 19 Mar 2009 22:17:29 -0400 Received-SPF: none receiver=logan.com; client-ip=129.72.10.32; envelope-from=SBoese@uwyo.edu Received: from ponyexpress-ht1.uwyo.edu (ponyexpress-ht1.uwyo.edu [10.84.60.208]) by aspensprings.uwyo.edu (8.13.8/8.13.8) with ESMTP id n2K2GkFJ022280 for ; Thu, 19 Mar 2009 20:16:47 -0600 (MDT) (envelope-from SBoese@uwyo.edu) Received: from SBoeseHP (172.26.4.5) by uwmail.uwyo.edu (10.84.60.198) with Microsoft SMTP Server id 8.1.340.0; Thu, 19 Mar 2009 20:16:45 -0600 From: Steven Boese To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: It's Quiet Date: Thu, 19 Mar 2009 20:16:51 -0600 Message-ID: <000201c9a901$eedaade0$cc9009a0$@edu> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0003_01C9A8CF.A4403DE0" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: Acmo/selVmd/DxItSkWQEYxN23RAzAAASXdw Content-Language: en-us ------=_NextPart_000_0003_01C9A8CF.A4403DE0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit All, For what it is worth, I had a slow oil leak between the oil pan or the block and the mounting plate the first time I assembled it in spite of cleaning the surfaces well. The second time I put things together, after cleaning all the mating surfaces several times with brake cleaner, I embedded a light cotton string in the Ultra-Grey on both sides of the mounting plate. This allowed me to tighten the oil pan bolts without squeezing out all the sealant from the joint. This would be somewhat similar to the use of a silk thread between the case halves on a conventional aircraft engine. I realize that this is a limited data set (one instance) but at least I don't have oil leaks in this area so far. Steve Boese RV6A, 13B NA, EC2, RD1A ------=_NextPart_000_0003_01C9A8CF.A4403DE0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

All,

 

For what it is worth, I had a slow oil leak between the = oil pan or the block and the mounting plate the first time I assembled it in = spite of cleaning the surfaces well.  The second time I put things together, = after cleaning all the mating surfaces several times with brake cleaner, I embedded a = light cotton string in the Ultra-Grey on both sides of the mounting = plate.  This allowed me to tighten the oil pan bolts without squeezing out all the = sealant from the joint.  This would be somewhat similar to the use of a = silk thread between the case halves on a conventional  aircraft = engine.  I realize that this is a limited data set (one instance) but at least I = don’t have oil leaks in this area so far.

 

Steve Boese

RV6A, 13B NA, EC2, RD1A

 

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