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- 11
NOTICE
The waste container must not be raised.
Open engine cover.
1 Looking glass
2 Manometer
3 Screw cap, oil fill opening
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.
ATTENTION
If the pressure gauge shows an increased hy-
draulic oil pressure, the hydraulic oil filter must
be replaced by Kärcher customer service.
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.
Danger
Danger of scalding by boiling water! Let the
cooler cool down for at least 20 minutes.
Check the cooling water level on the
balance reservoir (water level between
MIN and MAX).
Clean cooler lamella.
Check cooler hoses and connections
and ensure that they are leak-proof.
Clean the fan.
Start the motor.
Raise the waste container up to the
end-position.
Switch off engine.
Lock parking brake.
Use the safety bar for emptying from a
height.
Remove belts or cords from roller
brush.
Remove the safety bar.
Start the motor.
Lower the waste container up to the
end-position.
Switch off engine.
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.
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.
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
Open the side engine panel.
Loosen counter-nut.
Adjust sweeping track
Tighten counter nut.
Check the sweeping track of the sweep-
ing roller.
Check tyre pressure.
The side-brushes lift up.
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 and side brush.
The side-brushes lift up.
Set programme selection to "Drive".
Drive machine backwards.
Check sweeping mirror.
Check hydraulic oil level and refill
hydraulic oil
Check hydraulic unit
Check water cooler and maintain it
Checking roller brush
Replacing roller brush
Check and adjust roller brush sweeping
track
Check and adjust sweeping track of the
side-brush
31EN
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