Posted 9/9/2010 21:42 (#1353314 - in reply to #1353295) Subject: Re: Question for the hydraulic experts - tell me what this does...
Brazilton KS
I bet it's a pilot operated lock valve. You have to have pressure on the line coming into the valve from the other side of the cylinder in order to unlock the valve and let oil flow on that side. Stops creep on poorly designed or maintained hydraulic systems.