During the use of the washing machine, it is inevitable that there will be malfunctions. When there is a problem, you should carefully find the cause according to different symptoms.

1. The spray gun does not spray water
a) The water inlet and water filter are blocked.
b) The nozzle is clogged.
c) The heating coil is blocked, remove the scale if necessary.

2. Unsteady water pressure
a) Insufficient water supply.
b) The pipe is broken, the cleaning agent nozzle is not inserted into the cleaning agent, etc., causing air to be sucked into the pipe.
c) The nozzle is worn out.
d) The seal of the high-pressure water pump is leaking.

3. The burner does not ignite and burn
a) Insufficient air intake and white smoke.
b) The fuel filter, fuel pump, and fuel nozzle are dirty and clogged.
c) The solenoid valve is damaged.
d) The position of the ignition electrode changes, and the spark is too weak.
e) The high-voltage ignition coil is damaged.
f) The pressure switch is damaged.

If the above problems occur in the high temperature and high pressure washer, the user can find the cause and troubleshoot by himself. However, if the washing machine has serious failures such as water leakage in the pump body or oil leakage in the crankcase, the washing machine should be sent to a professional maintenance department with complete accessories and strong technical force for repair, so as to avoid unnecessary economic losses.