Troubleshooting; Accessories And Spare Parts . En; Warranty - Kärcher HD 10/21-4 S Original Instructions Manual

 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.
 Screw in 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.
If required
 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.

Troubleshooting

DANGER
Risk of injury by inadvertent startup of ap-
pliance and electrical shock.
– Prior to all work on the appliance,
switch off the appliance and pull the
power plug.
– Get the electrical components checked
and repaired only by authorised cus-
tomer service persons.
– Contact an authorised customer service
person in case of problems not men-
tioned in this chapter or if you are in
doubt or when you have been explicitly
asked to do so.
Appliance is not running
 Check connection cable for damages.
 Call Customer Service in case of elec-
trical defects.
Pressure does not build up in the
appliance
 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.
Detergent is not getting sucked in
 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.
Accessories and Spare Parts
Only use original accessories and spare
parts, they ensure the safe and trouble-free
operation of the device.
For information about accessories and
spare parts, please visit www.kaerch-
er.com.
The warranty terms published by the rele-
vant sales company are applicable in each
country. We will repair potential failures of
your appliance within the warranty period
free of charge, provided that such failure is
caused by faulty material or defects in man-
ufacturing. In the event of a warranty claim
please contact your dealer or the nearest
authorized Customer Service centre.
Please submit the proof of purchase.
– 7
EN
Autogoods "130"
Pump leaky
Pump is vibrating

Warranty

21