X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 2 [X] Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 12 Mar 2007 09:04:12 -0400 Message-ID: X-Original-Return-Path: Received: from elasmtp-kukur.atl.sa.earthlink.net ([209.86.89.65] verified) by logan.com (CommuniGate Pro SMTP 5.1.7) with ESMTP id 1916352 for lml@lancaironline.net; Mon, 12 Mar 2007 07:55:18 -0400 Received-SPF: none receiver=logan.com; client-ip=209.86.89.65; envelope-from=colyncase@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=l+ItD0Oqf/w9tFB1a4MsOffPeSX3UMwQIKvil0YV6Iq7SSUDleuO1odWASS1URnL; h=Received:Message-ID:From:To:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE:X-ELNK-Trace:X-Originating-IP; Received: from [216.57.118.220] (helo=ccaselt) by elasmtp-kukur.atl.sa.earthlink.net with asmtp (Exim 4.34) id 1HQj6h-0007wl-Si for lml@lancaironline.net; Mon, 12 Mar 2007 07:54:28 -0400 X-Original-Message-ID: <182c01c7649d$07ad9d10$0502a8c0@nvidia.com> From: "colyncase on earthlink" X-Original-To: Subject: RCM - reliability centered maintenance X-Original-Date: Mon, 12 Mar 2007 04:53:19 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_1829_01C76462.5AC3C320" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3028 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 X-ELNK-Trace: 63d5d3452847f8b1d6dd28457998182d7e972de0d01da940c4cdf798e6483f846737655a2576b468350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 216.57.118.220 This is a multi-part message in MIME format. ------=_NextPart_000_1829_01C76462.5AC3C320 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Given the discussion we just had about life limited items..... This month's issue of Cessna Pilots Association magazine features the = beginning of a series by Mike Busch entitled "Reliability-Centered = Maintenance". In it, he shows quite convincingly that for many, if not = most, items, replacement based on time in service does not necessarily = improve reliability. Instead, on-condition maintenance is generally = more effective. However, on-condition maintenance requires an = understanding of the failure patterns of the respective parts and an = inspection regime to match. Two larger works are referenced: Reliability-Centered Maintanance, John Moubray. 2nd edition 1997 ISBN = 0-8311-3078-4 Nowlan and Heap report NTIS document ADA066579 available at www.ntis.gov=20 The latter covers results from United Airlines statistically showing = reliability and cost. ------=_NextPart_000_1829_01C76462.5AC3C320 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Given the discussion we just had about = life limited=20 items.....
 
This month's issue of Cessna Pilots = Association=20 magazine features the beginning of a series by Mike Busch entitled=20 "Reliability-Centered Maintenance".   In it, he shows quite=20 convincingly that for many, if not most, items, replacement based on = time in=20 service does not necessarily improve reliability.  Instead, = on-condition=20 maintenance is generally more effective.  However, on-condition = maintenance=20 requires an understanding of the failure patterns of the respective = parts and an=20 inspection regime to match.
 
Two larger works are = referenced:
 
Reliability-Centered Maintanance, John = Moubray. 2nd=20 edition 1997 ISBN 0-8311-3078-4
 
Nowlan and Heap report
NTIS document ADA066579
available at www.ntis.gov 
 
The latter covers results from United = Airlines=20 statistically showing reliability and cost.
 
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