Return-Path: Received: from out006.verizon.net ([206.46.170.106] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 573758 for flyrotary@lancaironline.net; Mon, 20 Dec 2004 01:07:15 -0500 Received-SPF: pass receiver=logan.com; client-ip=206.46.170.106; envelope-from=rotary.coot@verizon.net Received: from [67.225.117.20] ([67.227.200.56]) by out006.verizon.net (InterMail vM.5.01.06.06 201-253-122-130-106-20030910) with ESMTP id <20041220060644.WBRA7873.out006.verizon.net@[67.225.117.20]> for ; Mon, 20 Dec 2004 00:06:44 -0600 Mime-Version: 1.0 X-Sender: res0c5l1@incoming.verizon.net Message-Id: In-Reply-To: References: Date: Sun, 19 Dec 2004 22:10:56 -0800 To: "Rotary motors in aircraft" From: Ken Welter Subject: Re: [FlyRotary] Engine Failure modes was Re: [FlyRotary] Engine damage thoughts Content-Type: multipart/alternative; boundary="============_-1108599368==_ma============" X-Authentication-Info: Submitted using SMTP AUTH at out006.verizon.net from [67.227.200.56] at Mon, 20 Dec 2004 00:06:43 -0600 --============_-1108599368==_ma============ Content-Type: text/plain; charset="us-ascii" ; format="flowed" > >My experience has been that there are 2 basic failure modes when oil >pressure is lost. Hey leon I never thought about the side housings warping and causing the seizure but it makes sense, how and who machines the side housings, do you blanchard grind them or lap them and do you have to re nitride the housings after machining them??? I got them kind of housings stacked like cord wood. Ken Welter --============_-1108599368==_ma============ Content-Type: text/html; charset="us-ascii" Re: [FlyRotary] Engine Failure modes was Re: [FlyRotary] E
 
My experience has been that there are 2 basic failure modes when oil pressure is lost.



  Hey leon

  I never thought about the side housings warping and causing the seizure  but it makes sense, how and who machines the side housings, do you blanchard grind them or lap them and do you have to re nitride the housings after machining them???
 I got them kind of housings stacked like cord wood.

  Ken Welter
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