needle valve manufacturer is restored by a pilot pressure signal releasing the verify valve when the directional management valve is extending or retr
needle valve manufactureris restored by a pilot pressure signal releasing the verify valve when the directional management valve is extending or retracting the cylinder. Valve mounts as a modular unit between a D03 measurement directional management valve and the subplate.needle valve manufacturer -operated verify valvesone each on A cylinder port and B cylinder port.