Maintenance Schedule; Troubleshooting - Kärcher HD 10/16-4 Cage Betriebsanleitung

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.
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.
Check the mains connection cable for
damages.
– Engine is overheated
Switch off appliance and let it cool
down. Remove the cause of the prob-
lem. Turn on the appliance again.
Device is not building up pressure
– Wrong nozzle
20
English
– Air within the system
Vent pump:
Operating
hours
1000 h
– Nozzle is blocked/ washed out
1000 h
1000 h
– Filter at the water connection is dirty
2000 h
– Amount of water supply is too low.
2000 h
– Pipe inlets to pump are leaky or blocked
– Pipe inlets to pump are leaky or blocked
– Air within the system
Vent pump:
– Exchange nozzle plugged
– Amount of water supply is too low.
Check nozzle for correct size (see tech-
nical specifications).
Unscrew the nozzle. Switch on the ap-
pliance and let it run until the water ex-
iting from the spray pipe is bubble-free.
Switch off the appliance and fit the noz-
zle again.
Clean/ replace nozzle.
Clean filter at the water connection.
Check water supply level (refer to tech-
nical data).
Check all supply lines to the high-pres-
sure pump for leaks or blockages.
High pressure side is leaky
3 drops per minute are permitted and
can come out from the lower side of the
appliance. Call Customer Service if
there is heavy leakage.
High pressure pump is vibrating
Check all supply lines to the high-pres-
sure pump for leaks or blockages.
Unscrew the nozzle. Switch on the ap-
pliance and let it run until the water ex-
iting from the spray pipe is bubble-free.
Switch off the appliance and fit the noz-
zle again.
Water jet is not uniform
Clean the exchange nozzle with com-
pressed air.
Check water supply level (refer to tech-
nical data).