Kärcher KM 130/300 R D Mode D'emploi page 23

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.
Check water cooler and maintain it
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.
Checking roller brush
 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.
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.
 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
8
-
EN
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 and adjust sweeping track of the
side-brush
 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.
The width of the sweeping track should lie
between 40-50 mm.
 Set the sweeping track using the two
adjusting screws.
 Check sweeping mirror.
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