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Probably water ingress in the motor or wiring.

Karcher Garden | Answered on Aug 31, 2018

Take it apart and see what is stopping it (the motor) from turning .

Karcher WV50... | Answered on Aug 19, 2018

check gfi plug for failure

Karcher Garden | Answered on Jul 21, 2018

this can be that you need to bleed the system of air or that there is a problem with your trigger gun sticking when you release the trigger.
These are two things I would check before you go into the machine.

Karcher Garden | Answered on Jul 15, 2018

The trigger valve either needs new o rings or possibly just to be snugged up a bit.

Karcher Garden | Answered on Jul 02, 2018

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