Pressure Washer Unloader Valve Diagram. If your pressure washer suddenly loses all pressure, the unloader valve could be broken. This step-by-step repair guide shows how to replace a pressure If the unloader valve clogs or won't open, the thermal release valve opens and sprays steamy water from the pump.
Pressure Washer Multi Style Unloader Pressure Adjustment ... (Alta Sanchez)
Remove pressure washer valve that is stuck. Flipped it around and had great high. Remember how that unloader valve has an adjustable spring?
If your engine is dieing after you are finished spraying it, or you are experiencing low pressure without being able to identify the cause, it could be your unloader. Unloader valve seat faulty Check and replace if necessary. Remove pressure washer valve that is stuck.