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Replacing the Inlet and Outlet Connectors on a Karcher Pressure Washer

The plastic inlet and outlet elbows on your pressure washer can fall prone to wear and tear over time. Perhaps the seal has perished leading to a replacement being required.

If you have been searching high and low for a simple to follow helpful guide on how to replace these specific parts….you’ve come to the right place.

This video shows an example on how to remove or replace the part on a typical machine, some models may be different but the procedure should be similar.

  What You Will Need:

  Step 1 - Safety Advice

Safety First! Please ensure that you have disconnected the appliance from the mains before starting any repair.

  Step 2 - Accessing the in and Outlet Covers

To begin the repair you need to access the inside of the pressure washer casing and to do this all you’ll need is a torx head screwdriver.

With the cover removed you’ll now be able to identify the inlet and outlet covers. It is important to note that the inlet cover connects to your garden hose and the outlet cover connects to your high pressure hose and handgun.

  Step 3 - The Inlet Valve

Starting with the inlet cover, to remove simply take a screwdriver and release the metal C-Clip from underneath. Once loose the cover will simply just slide out, this cover will come in two parts or in some instances it may come as a complete unit.

Both however come with seals, It is also worth noting that the cover nearest the to the control head will also be supplied with the inlet valve. You can remove the inlet valve with tweezers and the replacement can simply slot in place.

  Step 4 - The Outlet Valve

Like the inlet valve the outlet valve can be removed, again using a screwdriver to release the C-Clip. It also comes complete with the seals but not the valve leaving you less to worry about.

  Step 5 - Reassembly

With the new covers fitted and the valve in place you can now put the casing in place and refit the torx screws securing the internal components in place.

There you have it! You’ve just replaced faulty inlet and outlet cover on your pressure washer. For more helpful guides to keep your pressure washer washing checkout our other article in our advice centre.


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