Pressure Relief Valve Stuck On Pressure Washer

If the valve sticks in the closed position the thermal relief valve frequently discharges hot water onto the ground because the unloader valve can t open to allow recirculation.

Pressure relief valve stuck on pressure washer.

This is referred to as a closed loop by pass. If the pressure washer doesn t develop adequate outlet pressure the unloader valve could be stuck open. If your pressure washer is not building pressure and the engine is surging there could be a few different causes. When the operator releases the trigger the pump s unloader diverts the water back to the inlet side of the pump.

Dewalt oem 5140095 85 replacement pressure washer valve thermal relief dh4240. More buying choices 19 18 14 new offers homelite new 1 4 thermal release relief valve for pressure washer water pumps by the rop shop. More buying choices 6 56 2 used new offers free shipping on your. 4 7 out of 5 stars 11.

Pressure relief safety valves for power washing from brands such as general pump giant fluid controls more. Oem pressure washer water thermal relief valve general pump 100558 1 2 m inlet. Thermal relief valves excessive heat. Oem 5140095 85 replacement pressure washer valve thermal relief dh4240 for dewalt.

The gas engine pressure washer s thermal relief valve helps protect the pressure washer s pump against thermal damage. Options from 1 4 to 1 2 in 1200 6000 psi. If the pressure washer unloader valve isn t working replace it using the manufacturer approved replacement part. Conversely if the unloader valve won t close water pressure to the spray nozzle decreases drastically.

If the valve sticks in the closed position the thermal relief valve frequently discharges hot water onto the ground because the unloader valve can t open to allow recirculation. These screws may require torx 30 bits depending on the pressure washer. One of them is a sticking unloader valve. Thermal relief valves are a must have for pressure washers when the water is supplied by a garden type water hose.

Only 5 left in stock order soon. If the pressure washer doesn t develop adequate outlet pressure the unloader valve could be stuck open.