Karcher HD 10-23-4 SX Plus User Manual download pdf (Page 21)

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 Oil change.

Note

See "Technical Details" for details of oil

quantity and type.

 Unscrew the fastening screws of the

device hood; remove the device hood.

 Turn out the oil drain screw at the front

on the motor casing.

 Drain the oil in a collection basin.

 Turn out the oil drain screw.

 Fill in new oil slowly; air bubbles should

go out.

 Attach the lid of the oil container.

 Fasten the device hood.

 Empty and clean the detergent tank.

Pull out the locking cap for the deter-

gent tank along with the suction hose.

Lay the device on the reverse.

Empty and clean the detergent tank.

 Danger

Risk of injury by inadvertent startup of ap-

pliance and electrical shock.

First pull out the plug from the mains before

carrying out any tasks on the machine.

Get the electrical components checked and

repaired only by authorised customer ser-

vice persons.

Contact an authorised customer service

person in case of problems not mentioned

in this chapter or if you are in doubt or when

you have been explicitly asked to do so.

 Check connection cable for damages.

 Call Customer Service in case of elec-

trical defects.

 Install the high pressure nozzle.

 Clean/ replace nozzle.

 Clean the fine filter; replace it, if necessary.

 Deaerate the appliance (see "Start-up")

 Check water supply level (refer to tech-

nical data).

 Check all inlet pipes to the pump.

 Contact Customer Service if needed.

3 drops per minute are permitted and can

come out from the lower side of the appli-

ance. Call Customer Service if there is

heavy leakage.

 With stronger leak, have device

checked by customer service.

 Check suction pipes for water and de-

tergent and ensure that they are leak-

proof.

 Deaerate the appliance (see "Start-up")

 Clean the fine filter.

 Contact Customer Service if needed.

 Install the low pressure nozzle.

 Check/ clean detergent suction hose

with filter.

 Clean/ replace backflow valve in the

connection of the detergent suction

hose.

 Open or check/clean detergent dosing

valve.

 Clean the deaerating hole of the deter-

gent tank in the casing.

 Contact Customer Service if needed.

monthly or after 500 operating

hours

Oil change

If required

Troubleshooting

Appliance is not running

Pressure does not build up in the

appliance

Pump leaky

Pump is vibrating

Detergent is not getting sucked in

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