Ships via freight 1-2 weeks
This Pressure Relief Valve has a hex type adjustment screw in the center of the top dial. The top dial is in a step configuration and each step is labeled with a number from 75 PSI to 250 PSI in 25 PSI increments.
Field Adjustable Pressure Relief Valve
Easy to read, field adjustable pressure relief valve for intake valves and manifolds.
This Pressure Relief Valve has a hex type adjustment screw in the center of the top dial. The top dial is in a step configuration and each step is labeled with a number from 75 PSI to 250 PSI in 25 PSI increments. To adjust the operating pressure of the relief vale, turn the adjustment screw until the top of the adjustment screw is level with the corresponding pressure step.
i.e.: If you wish to set the relief valve at an operating pressure exceeding 250 PSI, then turn the hex screw until the top of the screw is level with the 250 step.
After setting your desired pressure, test your settings prior to placing the unit in service. Make sure all personnel are clear of the appliance when testing your settings. Over pressurizing the hose lines and appliances may lead to malfunction or failure of the appliance or connections, which may lead to injury or death.
Construction: Aluminum body with anodized aluminum internal piston
Operating pressures: Adjustable from 75 Adjustable from 75 PSI up to 250 up to 250 PSI.
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