Pressure Washer Relief Valve Adjustment

How to adjust the pressure on a power washer the right way.

Pressure washer relief valve adjustment.

What you now see should be a threaded piston rod with two locking nuts. 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. It circulates through the pumps in the washer system and comes back to the inlet of the unloader. If your pressure washer is not building pressure and the engine is surging there could be a few different causes.

One of them is a sticking unloader valve. Pressure washer spray tips in this video we ll show you the correct way to adjust the pressure. The pressure level range of pressure washers is quite high. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube.

Take the pressure gun and release all the excess air out. Importance of adjusting the unloader valve. They begin opening at the set pressure and fully open at about 10 over the set pressure. Use a new high power washer spray nozzles of the proper size orifice for your pressure washer.

Well the job of adjusting the unloader valve is not a daunting one. A pressure washer cleans the accumulated dirt from sturdy surfaces such as driveways siding and garage floors. Valves begin closing as pressure drops and fully close when the. Change set pressure without guesswork the adjustment screw is marked in 25 psi increments for making pressure adjustments without a gauge.

To get the optimum performance out of this machine you need to adjust the unloader valve on the pressure washer. From here we can move on to the actual steps on how to adjust a pressure relief valve on a pressure washer. Because they force water at high pressure pressure washers can clean surfaces quickly in comparison to the conventional garden hose. Needless to say an unloader valve is a crucial element of the pressure washer.

Remove the nylock nut off the top of the unloader valve and spin the black plastic pressure adjusting knob off. These five steps can be considered as the preliminary steps that you take before you do the actual adjusting pressure washers. The main parts of the pressure washer include the motor hose hose reel nozzle detergent injector unloader valves and pressure washer gun. This video shows the unloader valve in a cut away of a 2700 psi homelite pressure washer.

After watching this video you may be able to get your pressure wash.