Manual

24 25
Having closed the safety trigger gun, the
high pressure cleaner must shut down.
Failure to shut down may be caused by lea-
kage in the high pressure pump, the switch,
the high pressure hose, the safety trigger
gun or the lance.
In case of a leakage there is no guarantee for possible
consequential damages.
Problem
After closing the safety trigger gun the high pressure cleaner
keeps switching on and off.
Possible cause No. 1
Leckage.
Proceeding:
Check connections from the high pressure
cleaner to the high pressure hose and from
the high pressure hose to the safety trigger
gun and also the connection between lance
and safety trigger gun for tightness.
Switch off the high pressure cleaner.
Shortly
press the trigger of the safety
trigger gun to decrease the high pressure
cleaner. Unscrew high pressure hose,
safety trigger gun and lance and check
the O-rings. If the O-rings are damaged
they have to be replaced.
The water from the lance comes in squirts.
The high pressure hose vibrates.
Proceeding:
Unscrew all 6 valves, one after the other
(hexagonal brass screws, 3 in a row,
vertically and horizontally)
Take out valve body and O-ring by means
of needle nose pliers. Check O-ring for
damage. In case of a damage the O-ring
has to be replaced.
Take a wire (paper clip) and clean valves
under running water.
Do not forget the O-ring during reassembly!
Problem
Irregular jet from nozzle.
Cause
Most likely the valves are soiled or sticky.
Small repairs - do it yourselfSmall repairs - do it yourself