Karcher K 4 Premium eco!ogic Operating Instructions Manual - Maintenance and Care
10
English
Danger
Turn off the appliance and remove the
mains plug prior to any care and mainte-
nance work.
Prior to longer periods of storage, e.g. in
the winter:
Illustration
Pull out the sieve in the water connec-
tion using flat-nose pliers and clean un-
der running water.
The appliance is maintenance-free.
Use only original KÄRCHER spare parts.
You will find a list of spare parts at the end
of these operating instructions.
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.
Pull on the lever of the trigger gun; the
device will switch on.
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.
Check setting at the spray lance.
Appliance ventilation.
Switch on the appliance without con-
nection the high-pressure hose (max. 2
minutes) and run it until the water dis-
charging from the high-pressure outlet
is free of bubbles. Switch off appliance
and reconnect high-pressure hose.
Check the water supply.
Pull out the sieve in the water connec-
tion using flat-nose pliers and clean un-
der running water.
Cause: Voltage reduction due to weak
mains supply or when using an extension
cable
.
When switching on, first pull the lever of
the hand spray gun and then switch the
appliance switch to "I/ON" or "eco".
Clean high-pressure nozzle: Remove
dirt and debris from the nozzle bore, us-
ing a needle and rinse through with wa-
ter from the front.
Check water flow quantity.
Slight leakage from the appliance pump
is normal. If the leakage increases con-
tact the authorized customer service.
Use spray lance with pressure regula-
tion (Vario Power).
Turn the spray lance to "Mix" position.
Check the settings at the dosage regu-
lator for detergent.
Check the detergent suction hose for
kinks.
Maintenance and care
Care
Maintenance
Spare parts
Troubleshooting
Appliance is not running
Pressure does not build up in the
appliance
Q
Appliance does not start, motor hums
Strong pressure fluctuations
Appliance is leaking
No detergent infeed