Karcher Pressure Washer Parts Detergent Suction Hose Not Working [How To Fix It Instantly]
The detergent suction hose on a Karcher pressure washer is located on the back of the unit, near the bottom. If it is not working, you can check to make sure that it is properly connected to the detergent tank and the pressure washer. You can also try cleaning the hose to remove any blockages.