How to replace an unloader valve on your pressure washer pump

Today, we are going to demonstrate how to replace the unloader on your PW style pressure washer pump the tools you are going to need for this are a flat head screwdriver and a rubber mallet The first step is to pry off the pin securing the unloader to the manifold using the flat head screw driver Next, you will want to insert the screwdriver in between the coils of the unloader and use the manifold as a fulcrum to pop the unloader free Before installing the new unloader, make sure that the unloader stem moves freely back and forth and also apply a layer of grease to the o-rings to prevent damage when inserting it into the manifold when installing the unloader you will want the outer flange to be inserted past the groove on the manifold in order to secure it with the pin If the unloader is sitting on the groove then the pin cannot be inserted. If you cannot get the unloader past the groove, use the rubber mallet to tap the unloader into place Be careful not to use too much force though because you can damage it if you do The last step in this procedure is to insert the pin into the manifold to secure the unloader in place and there's no need to adjust the unloader because it comes pre-set Congradulations! You've just successfully installed a new unloader to your PW style Pressure Washer pump

Channel: APW Repair Center

Views: 597,578

Keywords: unloader valve, unloader, valve, pressure washer, pump, pressure washer pump, repair, replacement, how to, himore, apw, apw distributing, distibutor, replacement parts, instructional, instruction, tips, help

Id: a0X9SwqF_ZA

Length: 1min 40sec (100 seconds)

Published: Wed Jul 16 2014