X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 14 Nov 2011 07:44:08 -0500 Message-ID: X-Original-Return-Path: Received: from raven.ravenwebhosting.com ([72.9.254.67] verified) by logan.com (CommuniGate Pro SMTP 5.4.2) with ESMTPS id 5198201 for lml@lancaironline.net; Sun, 13 Nov 2011 10:37:32 -0500 Received-SPF: none receiver=logan.com; client-ip=72.9.254.67; envelope-from=paul@tbm700.com Received: from 47-61.202-68.tampabay.res.rr.com ([68.202.61.47]:61494 helo=[192.168.1.106]) by raven.ravenwebhosting.com with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.69) (envelope-from ) id 1RPc78-0005ce-Es for lml@lancaironline.net; Sun, 13 Nov 2011 10:36:58 -0500 From: paul miller Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Subject: Legacy Hyd pump question X-Original-Date: Sun, 13 Nov 2011 10:36:55 -0500 X-Original-Message-Id: <76D86B5A-7500-459C-AF78-324D564CD708@tbm700.com> X-Original-To: Lancair Mailing List Mime-Version: 1.0 (Apple Message framework v1084) X-Mailer: Apple Mail (2.1084) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - raven.ravenwebhosting.com X-AntiAbuse: Original Domain - lancaironline.net X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tbm700.com X-Source: X-Source-Args: X-Source-Dir: I have a 2004 vintage Legacy and the heat soak issue is common with my = pump (I use the dump valve). Recently, sitting on the ramp with no = engine running, I now can hear short pump cycles every few minutes. = There are no obvious leaks but a few drops of hydraulic fluid are on the = nose actuator so I suppose this could cause a pump actuation if there is = a small leak. I suppose it could be the dump valve also. My question is what process would you suggest for targeting this thing = before it gets worse. Whatever testing stuff I need I can get locally = here at the airport. I see the oildyne schematics in the archives and = all the comments on spool valves, fixes and electronic upgrades so I = have all that as a reference. Thanks. Paul Legacy, Spruce Creek.=