This unit is a screw in, cartridge style, 4 ported spool type, 3 position, spring cantered, hydraulic brake release shuttle valve.

This valve sense the higher of the two input pressures on port 1 or port 4 and routes it to port 2, when pressure on port 1 or 4 is equal the valve will centre and route port 2 to port 3 (tank).

WARNING – IMPROPER USE OR SELECTION OF THE PRODUCTS/EQUIPMENT OR SYSTEMS DESCRIBED CAN CAUSE PERSONAL INJURY, DEATH AND/OR PROPERTY DAMAGE. SAFETY PROCEDURES MUST BE APPLIED PRIOR TO INSTALLATION, COMMISIONING AND/OR OPERATION OF EQUIPMENT AND MACHINERY.