X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sat, 25 May 2013 13:51:50 -0400 Message-ID: X-Original-Return-Path: Received: from mta11.charter.net ([216.33.127.80] verified) by logan.com (CommuniGate Pro SMTP 6.0.5) with ESMTP id 6290230 for lml@lancaironline.net; Sat, 25 May 2013 09:53:52 -0400 Received-SPF: pass receiver=logan.com; client-ip=216.33.127.80; envelope-from=lhenney@charter.net Received: from imp11 ([10.20.200.11]) by mta11.charter.net (InterMail vM.8.01.05.09 201-2260-151-124-20120717) with ESMTP id <20130525135318.YXEO6169.mta11.charter.net@imp11> for ; Sat, 25 May 2013 09:53:18 -0400 Received: from HenneyKidsPC ([97.93.195.85]) by imp11 with smtp.charter.net id gDtH1l00L1r1RD505DtHl4; Sat, 25 May 2013 09:53:18 -0400 X-Authority-Analysis: v=2.0 cv=dIr+A5lb c=1 sm=1 a=o+7uNc1NgCe75K481UG3dQ==:17 a=U5x4cYmpGtcA:10 a=yUnIBFQkZM0A:10 a=hOpmn2quAAAA:8 a=JKWghODpUeEA:10 a=KNfte85PAAAA:8 a=Ia-xEzejAAAA:8 a=fLuM78UsAAAA:8 a=DsvgjBjRAAAA:8 a=pGLkceISAAAA:8 a=nKd1b5FsF8LgVa0jaPIA:9 a=wPNLvfGTeEIA:10 a=CVU0O5Kb7MsA:10 a=8m6LRutVOowA:10 a=EzXvWhQp4_cA:10 a=3jk_M6PjnjYA:10 a=MSl-tDqOz04A:10 a=yMhMjlubAAAA:8 a=SSmOFEACAAAA:8 a=aByQk9njQlSMbaegpT4A:9 a=UiCQ7L4-1S4A:10 a=hTZeC7Yk6K0A:10 a=frz4AuCg-hUA:10 a=4o5apAU5QOip03U9:21 a=o+7uNc1NgCe75K481UG3dQ==:117 From: "Larry Henney" X-Original-To: References: In-Reply-To: Subject: FW: [LML] Lancair 360 LNC2 hydraulic issue X-Original-Date: Sat, 25 May 2013 08:53:23 -0500 X-Original-Message-ID: <00e001ce594f$39211180$ab633480$@charter.net> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00E1_01CE5925.504DA190" X-Mailer: Microsoft Outlook 14.0 Thread-Index: AQICj+ut2SaewdULpwK7Eq1uJmW5E5itfZ+Q Content-Language: en-us This is a multipart message in MIME format. ------=_NextPart_000_00E1_01CE5925.504DA190 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Yes to all the above. Actuators often culprits. Additionally over the years and 1100 hours I=92ve replaced my dump valve. One other high side = to low side leak with a great frequency like yours ended up being my pump itself. The poppets sit in little cylinders in the pump. This poppet = to cylinder sealing interface had worn and replacing both solved the = problem. =20 Buy some =BC=94 plugs and caps for your hyd lines, get an acetone rag = for cleanup and go get started. =20 Happy Hunting! =20 Larry N360LH 1100 hours =20 From: Danny [mailto:danny@n107sd.com]=20 Sent: Friday, May 24, 2013 10:06 AM To: lml@lancaironline.net Subject: RE: [LML] Lancair 360 LNC2 hydraulic issue =20 There=92s a strong possibility you may have an internal leak in one or = more of your gear actuators that you can=92t see. The only way to know is to = isolate each one, one at a time, and then cycle the gear until you find the = culprit. Rebuild kits (bunch of O-rings) are available from Lancair. =20 Danny LNC2-360 Mk-II Nothing is foolproof to the sufficiently talented fool. =20 =20 =20 From: marv@lancair.net [mailto:marv@lancair.net]=20 Sent: Friday, May 24, 2013 8:17 AM To: lml@host295.hostmonster.com Subject: [LML] Lancair 360 LNC2 hydraulic issue =20 Posted for RV Driver : Hello LML I am a new lancair 360 owner and wanted to ask a question I have a random cycling of the landing gear hydralic pump which runs for about 1 sec every 1 min. I checked the fluid level and it is fine and I can see no obvious leaks Any Ideas ?? Roger =20 [Welcome aboard, Roger. Sounds like you have a leaky dump valve... I'm = sure other members will be suggesting additional likely alternatives, but = this is a classic that has come up many times in the past. I'm confident the = LML will help get you through it.... hang in there. ] =20 -- =20 For archives and unsub = http://mail.lancaironline.net:81/lists/lml/List.html ------=_NextPart_000_00E1_01CE5925.504DA190 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Yes to all the above.=A0 Actuators often culprits.=A0 Additionally = over the years and 1100 hours I’ve replaced my dump valve.=A0 One = other high side to low side leak with a great frequency like yours ended = up being my pump itself.=A0 The poppets sit in little cylinders in the = pump.=A0 This poppet to cylinder sealing interface had worn and = replacing both solved the problem.

 

Buy some =BC” plugs and caps for your hyd lines, get an acetone = rag for cleanup and go get started.

 

Happy Hunting!

 

Larry

N360LH

1100 hours

 

From:= = Danny [mailto:danny@n107sd.com]
Sent: Friday, May 24, 2013 = 10:06 AM
To: lml@lancaironline.net
Subject: RE: = [LML] Lancair 360 LNC2 hydraulic = issue

 

There’s a strong possibility you may have = an internal leak in one or more of your gear actuators that you = can’t see.  The only way to know is to isolate each one, one = at a time, and then cycle the gear until you find the culprit.  = Rebuild kits (bunch of O-rings) are available from = Lancair.

 

Danny

LNC2-360 = Mk-II

Nothing is foolproof to the sufficiently = talented fool.

 

 

 

From:= = marv@lancair.net [mailto:marv@lancair.net] =
Sent: Friday, May 24, 2013 8:17 AM
To: lml@host295.hostmonster.com
Subject: [LML] Lancair 360 LNC2 hydraulic = issue

 


Posted = for RV Driver <rvsocal@gmail.com>:

Hello= LML

I am a new lancair 360 owner and wanted to ask a = question

I have a random cycling of the landing gear hydralic = pump which runs for
about 1 sec every 1 min.  I checked the = fluid level and it is fine and I
can see no obvious leaks

Any = Ideas ??

Roger

 

[Welcome = aboard, Roger.  Sounds like you have a leaky dump valve... I'm sure = other members will be suggesting additional likely alternatives, but = this is a classic that has come up many times in the past.  I'm = confident the LML will help get you through it.... hang in there. =  <marv>    ]

 

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