Care and maintenance
DANGER
Risk of injury!
Always switch off the appliance and pull out
the mains plug before care and mainte-
nance work.
Safety inspection/ maintenance
contract
You can sign with your dealer a contract for
regular safety inspection or even sign a
maintenance contract.
Please take advice on this matter.
Maintenance intervals
Daily
Check oil level of the high pressure
pump.
The oil level must be between the "MIN"
and "MAX" markings on the oil container.
Add oil if required (see technical speci-
fications).
ATTENTION
Risk of damage! In case of lacteous oil in-
form Kärcher customer service immediate-
ly.
Weekly or after 40 operating hours
Clean filter at the water connection.
Clean filter at the detergent suck hose.
Check the swimmer valve in the swim-
mer container for leaks.
After 50 operating hours
Change the oil in the high pressure
pump.
Yearly or after 500 operating hours
Change the oil in the high pressure
pump.
Maintenance Works
Clean filter at the water connection
Unscrew the filter casing, remove the
filter, clean it and replace it.
Clean filter at the detergent suck hose
Take out detergent suck hose.
Clean filter in water and reinstall.
Oil change
For oil type refer to technical specifica-
tions.
Turn out the oil drain screw.
Drain the oil in a collection basin.
Screw in oil drain plug.
Slowly fill in new oil until the "MAX"
marking on the oil container.
Note:
Air pockets must be able to leak out.
Dispose of old oil ecologically or turn in at
a gathering point.
Maintenance schedule
Wear parts
High-pressure/low-pres-
sure seals
Suction/pressure valves
O-rings/support rings of the
overflow valve
Ball bearing of the pump
gear
Oil races, shaft seal
Troubleshooting
You can rectify minor faults yourself with
the help of the following overview.
If in doubt, please consult the authorized
customer service.
DANGER
Risk of injury!
Always switch off the appliance and pull out
the mains plug before care and mainte-
nance work.
WARNING
Repair work and work on electrical compo-
nents may only be performed by the author-
ized customer service in non-explosion
danger areas.
Appliance is not running
– No power
Check the plugs and sockets.
Check whether the voltage indicated on
the type plate corresponds to the volt-
age of the socket.
– 7
EN
Operating
hours
1000 h
1000 h
1000 h
2000 h
2000 h
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