English
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Lock parking brake.
Open rear engine panel
Start the motor.
Check level of dirt in the hydraulic oil fil-
ter.
Clean or replace the hydraulic oil filter if
the pointer of the hdyraulic oil return
flow manometer is in the red area.
Only Kärcher Customer Service is author-
ised to carry out maintenance tasks on the
hydraulic unit.
ƽ
Danger
Danger of scalding by boiling water! Let the
cooler cool down for at least 20 minutes.
Open rear engine panel
Raise the upper engine cover and pull it
out.
Open the cooler pressure cap.
– The cooling water must each the lower
edge of the filling nozzle.
– The percentage of anti-frost agent in the
cooling water should not be more than
50%.
Refill cooling water up to the lower edge
of the filling nozzle.
Clean cooler lamella.
Check cooler hoses and connections
and ensure that they are leak-proof.
Clean the fan.
Note
Inspection must be carried out by a quali-
fied specialist.
Open engine cover.
Check gas connections, pipes and
evaporators using leak-search spray for
leaks.
Note
Leaks in the gas cylinder cause formation of
crusts or yellow frothy deposits on the gas
connections, pipes and evaporator. Con-
tact Kärcher Customer Service for mainte-
nance of the gas unit.
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.
Unscrew the right side-panelling.
Remove the folding splint of the panel.
Remove panels.
Remove the folding splint of the crank.
Remove the crank.
Pull out roller brush.
Installation position of roller brush in direc-
tion of travel
Note
When installing the new roller brush, en-
sure 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.
Align the notches of the crank to the
grooves of the roller brush and push the
crank.
Insert the folding splint of the crank
through the hole and fold the ring
spring.
Attach the panel.
Insert the folding splint of the panel
through the hole and fold the ring
spring.
Screw on side panel.
Check water cooler and maintain it.
Check gas pipes
Checking roller brush
Replacing roller brush