Karcher HD 10-16-4 Cage Ex - Manual (Page 20)

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 Unscrew the filter casing, remove the
filter, clean it and replace it.
 Take out detergent suck hose.
 Clean filter in water and reinstall.
 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.
You can rectify minor faults yourself with
the help of the following overview.
If in doubt, please consult the authorized
customer service.
ƽ
Risk of injury
Always switch off the appliance and pull out
the mains plug before care and mainte-
nance work.
ṇ
Warning
Repair work and work on electrical compo-
nents may only be performed by the author-
ized customer service in non-explosion
danger areas.
– 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.
– Wrong nozzle
 Check nozzle for correct size (see tech-
nical specifications).
– Air within the system
Vent pump:

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.
– Nozzle is blocked/ washed out
 Clean/ replace nozzle.
– Filter at the water connection is dirty
 Clean filter at the water connection.
– Amount of water supply is too low.
 Check water supply level (refer to tech-
nical data).
– Pipe inlets to pump are leaky or blocked
 Check all supply lines to the high-pres-
sure pump for leaks or blockages.
 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.
– Pipe inlets to pump are leaky or blocked
 Check all supply lines to the high-pres-
sure pump for leaks or blockages.
– Air within the system
Maintenance Works
Clean filter at the water connection
Clean filter at the detergent suck hose
Oil change
Dispose of old oil ecologically or turn in at
a gathering point.
Maintenance schedule
Wear parts Operating
hours
High-pressure/low-pres-
sure seals 1000 h
Suction/pressure valves 1000 h
O-rings/support rings of the
overflow valve 1000 h
Ball bearing of the pump gear 2000 h
Oil races, shaft seal
2000 h
Troubleshooting
Appliance is not running
Device is not building up pressure
High pressure side is leaky
High pressure pump is vibrating
20 EN