Mailing List lml@lancaironline.net Message #57482
From: Lorn H Olsen <lorn@dynacomm.us>
Sender: <marv@lancaironline.net>
Subject: Re: LNC2 Hydraulic Landing Gear Pressure Switch Wear Issues
Date: Wed, 09 Feb 2011 11:03:32 -0500
To: <lml@lancaironline.net>
I replaced my dump valve with s Parker Ball Valve. The Parker catalog is on line at Parker Catalog. I paid $23.55 for the valve in 2009 at Exotic Automation & Supply. I wish that I knew the part number but I don't.

Also take a look at Parkers Fluid Power Systems. Oildyne is a division of Parker.

Whoops. I forgot to say why I replaced the valve. The pump starting running every 5 seconds. After playing with the dump valve, I found out that I could stop the running by backing the valve off by about 1/2". I changed it anyway.

Lorn

From: "Don Gordon" <donaldgordon@bellsouth.net>
Date: February 8, 2011 2:58:32 PM EST

Randy,
 
If the pump is cycling and you can’t find a visible leak, it usually the dump valve.  They don’t last very long.  I am on my third one already (1600 hours).
 
Don

--
Lorn H. 'Feathers' Olsen, MAA, ASMEL, ASES, Comm, Inst
DynaComm, Corp., 248-345-0500, mailto:lorn@dynacomm.us
LNC2, FB90/92, O-320-D1F, 1,790 hrs, N31161, Y47, SE Michigan

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