Hydraulic Control Valve Stuck

Mophorn hydraulic valve 2 spool hydraulic joystick control valve 11gpm double acting cylinder spool bsp.

Hydraulic control valve stuck.

Each work section provides everything needed to control one function or circuit. Valve stems can stick either permanently or sporadically due to heavy varnish on the valve stem or weak return springs. When working on a specific machine refer to a machine s technical manual for more information. Free shipping on eligible orders.

Why hydraulic spool valves stick the radial clearance between the spool and bore in common garden variety directional control valves ranges between 3 and 13 microns. Valves open and close allowing compression for the power stroke and the release of exhaust gases. 4 2 out of 5 stars 23. Get modular hydraulic manual stack valve systems at grainger.

Find inlet outlet and work sections here as well as solenoid and mechanical hydraulic utility sections and more. If the clearances between the spool and bore become invaded by hard particles silt or soft particles varnish and sludge more force is required to move the spool. Stacking feature allows you to control up to eight functions from one station. Valves and lifters function as part of a vehicle s valve system.

Lifters control the valve.