Karcher KM 75-40 W Bp Pack - Manual (Page 18)

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 Lock parking brake.
 Remove the waste container.
 Tilt the appliance rearward.
 Lift the waste flap, press in the bearing
cap and swivel the roller brush toward
the front.
 Pull out roller brush.
 Attach the new roller brush to the drive
pin (left).
 Engage the bearing cup into the boring
of the roller brush swinging arm on the
opposite side.
CAUTION
Risk of damage! Make sure that no bristles
are jammed into the boring of the roller
brush swinging arm.
Note: Once the new roller brush has been
installed, the sweeping track must readjust-
ed.
 Raise the sweeper from the front and
drive it on to a smooth, even surface
covered with a visible layer of dust or
chalk.
 Lock parking brake.
 Let the sweeping roller rotate for ap-
prox. 15-30 seconds.
 Raise the sweeper at the front and drive
it towards the side.
The sweeping track should have an even
rectangular shape which is between 30 and
40 mm wide.
Adjust sweeping track:

Open the device hood.
 Adjust the left and right adjustment le-
vers and engage into the same boring.
– Engage adjustment lever into the lower
boring (+): Sweeping track becomes
bigger
– Engage the adjustment lever into the
upper boring (-): Sweeping track be-
comes smaller
 Check sweeping mirror.
Replacement is due if a visible deteriora-
tion in sweeping performance caused by
bristle wear is evident.
Note: Remove the waste container and
move the pushing handle to the front prior
to tilting the appliance. Do not rest the ap-
pliance on the pushing handle.

Unscrew 3 screws from the underside
of the side brush.
 Remove the wiper blade.
 Clip new side brushes on to driver and
screw on.
Adjustment is necessary if a visible deterio-
ration in sweeping performance caused by
side-brush is evident.

Open the device hood.
 Release the wing nut.
 Adjust the adjustment screw.
 Tighten the wing nut.
– Adjustment is necessary if the bulk
waste flap cannot be raised wide
enough.
– The Bowden cable needs to be re-
leased a little if the sweeper results be-
come poorer, for e.g. due to the wearing
of the front lip.
 Open the device hood.
 Loosen counter-nut.
 Adjust the adjustment screw.
 Tighten the counter-nut.
Note: Remove the waste container and
move the pushing handle to the front prior
to tilting the appliance. Do not rest the ap-
pliance on the pushing handle.

Front sealing strip
 Loosen the fastening screws of the
sealing strip.
 Adjust or replace sealing strip.
 Set the distance between the sealing
strip and the floor so that the bottom
edge trails behind at a distance of be-
tween 0-10 mm.
 Adjust sealing strip.
 Tighten the fastening of the sealing
strip.
 Rear sealing strip
 Remove the waste container.
 Loosen the fastening screws of the
sealing strip.
 Adjust or replace sealing strip.
 Set the distance between the sealing
strip and the floor so that the bottom
edge trails behind at a distance of be-
tween 0-10 mm.
 Tighten the fastening of the sealing
strip.
 Side sealing strips
 Loosen the fastening screws of the
sealing strip.
 Adjust or replace sealing strip.
 To set the floor clearance, insert a
sheet with a thickness of max. 2 mm un-
der the sealing strip.
 Adjust sealing strip.
 Tighten the fastening of the sealing
strip.
ṇ WARNING
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.

Lock parking brake.
 Shake off dust filter.
Check and adjust roller brush sweeping
track
Setting range (-) 1...10 (+)
Minimum sweeping track 1
Maximum sweeping track 10
New roller brush 1...3
Replacing side brush
Adjust side-brush lowering
Adjust the raising of the bulk waste flap
R
L
R
L
Adjusting and replacing sealing strips
Replacing dust filter
18 EN