General notes on safety
DANGER
Risk of injury! Always apply the safety bar
when the waste container is raised.
1 Holder of safety rod
2 Safety rod
Fold the safety rod for the high empty-
ing up and insert it into the holder (se-
cured).
Replace batteries
The batteries can only be exchanged as a
set. The exchange has to be performed by
trained personnel.
Due to the heavy weight (450 kg), the
batteries must be exchanged using a
crane.
Note: The cross strut must be un-
screwed prior to replacing the battery.
When removing the battery, disconnect
the negative terminal wire first.
Fasten the crane chains in the four eye-
lets of the battery set and carefully lift
out the batteries.
Check hydraulic oil level and refill
hydraulic oil
NOTICE
The waste container must not be raised.
Open engine cover.
1 Hydraulic oil tank
2 Looking glass
3 Screw cap, oil fill opening
4 Hydraulic oil cooler
5 Manometer
Check hydraulic oil level in the looking
glass.
The oil level must lie between "MIN"
–
and "MAX" marking.
Add hydraulic oil if the oil level is below
–
the "MIN" marking.
Loosen the closing cap of the oil filling
opening.
Clean the filling area.
Refill hydraulic oil.
Oil grade: see Technical Data
Replace and tighten the closing cap of
the oil filling opening.
NOTICE
If the pressure gauge shows an increased
hydraulic oil pressure, the hydraulic oil filter
must be replaced by Kärcher customer ser-
vice.
Check hydraulic unit
Lock parking brake.
Start the motor.
Only Kärcher Customer Service is author-
ised to carry out maintenance tasks on the
hydraulic unit.
Check all hydraulic hoses and connec-
tions and ensure that they are leak-
proof.
Checking roller brush
Turn the ignition key to position "I".
Raise the waste container up to the
end-position.
Turn the ignition key to 0 position.
Lock parking brake.
Use the safety bar for emptying from a
height.
Remove belts or cords from roller
brush.
Remove the safety bar.
Insert the ignition key into the ignition
switch.
Turn the ignition key to position "I".
Lower the waste container up to the
end-position.
Turn ignition key to "0" and remove it.
Replacing roller brush
1 Fastening screws of the roller brush in-
take
2 Roller brush
3 Roller brush intake
4 Holding plate for side seal
5 Side seal
Open the side covers using a key.
8
EN
-
Unscrew the wingnuts from the holding
plate side seals and remove the holding
plate.
Flip the side seal out.
Uncscrew the retaining screw of the
roller brush intake, and swing the intake
to the outside.
Pull out roller brush.
Installation position of roller brush in direc-
tion of travel (top view)
Note: When installing the new roller brush,
ensure correct positioning of the bristle as-
sembly.
Install new roller brush. The nuts of the
roller brush must be inserted on the
notches of the opposite crank.
Note: Once the new roller brush has been
installed, the sweeping track must readjust-
ed.
Check and adjust roller brush sweeping
track
Note: The sweeping track is factory-set to
80 mm; it is steplessly adjustable if the
brush roller wears down.
Check tyre pressure.
Switch off suction blower.
Drive sweeper on to a smooth, even
surface covered with a visible layer of
dust or chalk.
Set the programme switch to sweep
with roller brush.
Set programme selection switch to
"Transport drive".
Drive machine backwards.
Check sweeping mirror.
The sweeping track should have an even
rectangular shape which is 80-85 mm wide.
1 Rating nut
2 Counter-nut
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