Pressure Washer Relief Valve Adjustment

Pressure washer spray tips in this video we ll show you the correct way to adjust the pressure.

Pressure washer relief valve adjustment.

Remove the nylock nut off the top of the unloader valve and spin the black plastic pressure adjusting knob off. Use a new high power washer spray nozzles of the proper size orifice for your pressure washer. From here we can move on to the actual steps on how to adjust a pressure relief valve on a pressure washer. How to adjust the pressure on a power washer the right way.

A pressure washer cleans the accumulated dirt from sturdy surfaces such as driveways siding and garage floors. The pressure washer can do different level tasks like cleaning flat surfaces car washing garage driveways concrete or tile patios and the number goes on. Valves begin closing as pressure drops and fully close when the. It circulates through the pumps in the washer system and comes back to the inlet of the unloader.

The main parts of the pressure washer include the motor hose hose reel nozzle detergent injector unloader valves and pressure washer gun. Take the pressure gun and release all the excess air out. What you now see should be a threaded piston rod with two locking nuts. Importance of adjusting the unloader valve.

Because they force water at high pressure pressure washers can clean surfaces quickly in comparison to the conventional garden hose. Turn on the water in the pressure washer. Well the job of adjusting the unloader valve is not a daunting one. Change set pressure without guesswork the adjustment screw is marked in 25 psi increments for making pressure adjustments without a gauge.

They begin opening at the set pressure and fully open at about 10 over the set pressure. This video shows the unloader valve in a cut away of a 2700 psi homelite pressure washer. These valves are commonly used with thermal expansion protection systems and low capacity pumps. If your pressure washer is not building pressure and the engine is surging there could be a few different causes.

These five steps can be considered as the preliminary steps that you take before you do the actual adjusting pressure washers. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. Also remove the thin washer and the spring. To get the optimum performance out of this machine you need to adjust the unloader valve on the pressure washer.

One of them is a sticking unloader valve.