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Troubleshooting
You can rectify minor faults yourself with
the help of the following overview.
If in doubt, please consult the authorized
customer service.
Danger
Turn off the appliance and remove the
mains plug prior to any care and mainte-
nance work.
Repair works may only be performed by the
authorized customer service.
Appliance is not running
Check whether the voltage indicated on
the type plate corresponds to the volt-
age of the mains supply.
Check the mains connection cable for
damages.
Pressure does not build up in the
appliance
Check setting at the spray lance.
Appliance ventilation: Switch the appli-
ance on with the high-pressure hose
detached and operate until the water
exits the high-pressure connection with-
out bubbles. Switch off appliance and
reconnect high-pressure hose.
Check the water supply.
Pull out the fine filter in water connec-
tion using flat-nose pliers and clean with
running water.
Appliance does not start, motor hums
Cause: Voltage reduction due to weak
mains supply or when using an extension
cable.
When switching on, first pull the lever of
the trigger gun and then switch the ap-
pliance switch to "I/ON".
Strong pressure fluctuations
Clean high-pressure nozzle: Remove
dirt and debris from the nozzle bore, us-
ing a needle and rinse through with wa-
ter towards the front.
Check water flow quantity.
Appliance is leaking
Slight leakage from the appliance pump
is normal. If the leakage increases con-
tact the authorized customer service.
No detergent infeed
Use spray lance with pressure regula-
tion (Vario Power).
Turn the spray lance to "Mix" position.
Detach spray lance from the trigger
gun. Work only with the trigger gun.
Clean filter at the detergent suction
hose.
Check the detergent suction hose for
kinks.
Check the settings at the detergent dos-
aging regulator.
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