Model Number Designation

Instructions

l To adjust the pressure, loosen the lock nut and turn the handle slowly clockwise for higher pressures or anti-clockwise for lower pressures.

After adjustments, do not forget to tighten the lock nut.

l If the internal volume of the vent line is too large, chattering is likely to occur, so please use the pipes with 4mm inside diameter.

l Piping of the tank line should not be connected to any tank line of the other valves, but connected directly to the reservoir.

l In case of using for vent control, if pilot relief valve fully closed, the pressure of system is equal to the setting pressure of main valve.