Kärcher KM 120/150 R D Manual page 35

Replacing dust filter
Danger
Empty waste container before replacing
dust filter. Wear a dust mask when working
around the dust filter. Observe safety regu-
lations on the handling of fine particulate
material.
 Slightly raise the waste container and
tipp it a little.
 Disconnect filter motor from power sup-
ply (1).
 Disconnect the plug connection of the
limit switch.
 Loosen the screw joint of the filter agita-
tor motor.
 Open catches (2).
 Slightly tip the filter box backwards and
take it out (3).
 Loosen filter mount (1), turn (2) and pull
out.
 Remove louver filter (3).
 Insert new filter.
 Make sure driver engages with grooves
on drive side.
 Snap filter mount back on and tighten
screws.
Note
Make sure when installing the new filter
that the fins are not damaged and the filter
case seal does not get jammed.
Replacing filter case seal
 Lift filter case seal out of groove in the
cover.
 Insert new seal.
Checking drive belt
Danger
The engine requires approx. 3-4 seconds
to come to a standstill once it has been
switched off. During this time, stay well
clear of the working area.
 Turn ignition key to "0" and remove it.
 Open cover and secure it (Diag. 3).
 Check tension of drive belt and V-belt of
the suction blower, also check for wear
or damage.
 Check tension of drive belt and V-belt of
the roller brush also check for wear or
damage.
 Only KM 120/150 R LPG and KM 120/
150 with driver cabin:
Check tension of drive belt and V-belt of
the light machine; also check for wear
or damage.
Check cup seal
 Chek the cup seal at the suction blower
regularly to see that it sits properly.
Replacing electric bulb
 Turn ignition key to "0" and remove it.
 Remove side brush.
 Remove splash guard (1).
 Disconnect plug (2).
 Twist contact plate to one side (3).
 Remove defective bulb (4).
 Insert new bulb.
 Twist contact plate back into original
position.
 Connect plug.
 Mount splash guard.
 Screw on side brush.
Replacing fuses of drive control/ elec-
tronic system
The drive control/electronic system is in-
stalled behind the front panel. To replace a
fuse, the front panel must be removed.
 Loosen screws on both sides of the
panel.
Note
The assignment of fuses is indicated on the
inside of the front panel. Only use fuses
with identical safety ratings.
 Replace defective fuses.
 Replace front panel.
Replacing electrical starter in the engine
room (only KM 120/150 R D)
 Open cover and secure it (Diag. 3).
 Replace defective fuse.
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EN 35