Karcher PSI Electric Pressure Washer "low suction causes" Questions

suction valves are the most that give low pressure when they are faulty. To check the suction valves, put on the machine in the normal way and as it is working, disconnect the water supply. Than check

...suction tube . Is there a adjustment in valve section cause there is no blocklage in pu tube ? I noticed there a screw type of plastic mat. on part where black is attached. I tried to prime pick up ...

...low as well,I replaced head.suction valve,and check all the the parts internaland the only part that i didn`t replace is the detegent valve, to me it look perfect ok and the machine is only about 13 ...

low pressure leak out of bottom when trigger is actuated and causes pressure switch to cycle when the trigger is released. Any Help? This pressure washer is approx 18 months old! You gave a very close

...you must also change the suction and delivery valves. But in most cases like yours...it is only the Spill Valve that is causing the starting and stopping and the low pressure. Regards,

...low enough to cause slight suction and there are no air entering soap injector hose.  If the soap injector is clogged with soap/ debris, clean and reinstall hose. Inside soap injector ...