Karcher KM 150-500 BAT - Manual (Page 20)

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 Check the pad for wear, replace if re-
quired.
 Check the container lid and lubricate it.
Maintenance following wear:

Replace sealing strips.
 Readjust the side seals or replace
them.
 Replace roller brush.
 Replace side brush.
Note: For description, see section on Main-
tenance work.
Maintenance to be carried out after 50
operating hours:

Have the first inspection done accord-
ing to the service manual.
Maintenance to be carried out after 250
operating hours:

Have the inspection done according to
the service manual.
Note: In order to safeguard warranty
claims, all service and maintenance work
during the warranty period must be carried
out by the authorised Kärcher Customer
Service in accordance with the mainte-
nance booklet.
Preparation:

Park the sweeper on an even surface.
 Turn ignition key to "0" and remove it.
 Lock parking brake.
ƽ
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).
The batteries can only be exchanged as a
set. The exchange has to be performed by
trained personnel.
 Due to the heavy weight (each battery
pack weighs 545 kg), the replacement
must be performed by means of a
crane.
 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.
Note: Prior to that, remove the side
panels.
Note
The waste container must not be raised.

Open engine cover.
1 Hydraulic oil cooler
2 Looking glass
3 Screw cap, oil fill opening
4 Manometer
5 Hydraulic oil tank
6 Fuse FU 01 (main fuse)
7 Electronics casing
To be opened by customer service only.
 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.
Note
If the pressure gauge shows an increased
hydraulic oil pressure, the hydraulic oil filter
must be replaced by Kärcher customer ser-
vice.
 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.
 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.
 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.
Maintenance by Customer Service
Maintenance Works
General notes on safety
Replace batteries
Check hydraulic oil level and refill hy-
draulic oil
Check hydraulic unit
Checking roller brush
Replacing roller brush
20 EN