Posted 6/7/2015 07:57 (#4612890 - in reply to #4612589) Subject: RE: JD 3420 Telehandler Hydraulic Issues
Lift cylinder should have one safety check valves on cylinder. They prevent cylinder from falling if line breaks. Replace do not adjust
Always has pressure so be lower boom all the way and loosen slowly.if you remove it put on new orings never reuse orings.