Kärcher KM 90/60 R Bp Adv Manual Original página 25

 Torque the wheel nuts/wheel bolts to
the required torque.
Tightening torque 120 Nm
 Push in the waste container and lock it.
Checking the sweeping mirror of the
side-brushes
 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.
 Lower side-brushes and allow them to
briefly rotate.
 The side-brushes lift up.
 Drive machine backwards.
 Park the sweeper on an even surface.
 Check sweeping mirror.
The width of the sweeping track should lie
between 40-50 mm.
Note
The side brush floating mounting adjusts
the sweeping track as the bristles wear
down. The side brush must be replaced if it
becomes too worn.
Replacing side brush
 Park the sweeper on an even surface.
 Set programme switch to step 1 (driv-
ing). Side brushes lift up.
 Turn main key to "0" and remove it.
 Loosen 3 fastening screws on the un-
derside.
 Clip side brush on to driver and screw
on.
Checking roller brush
 Park the sweeper on an even surface.
 Set programme switch to step 1 (driv-
ing). Roller brush is raised.
 Turn main key to "0" and remove it.
 Secure the machine with wheel
chock(s) to prevent it from rolling away.
 Remove belts or cords from roller
brush.
Check the sweeping mirror of the
sweeping roller
 Set programme switch to step 1 (driv-
ing). The side brush and roller brush are
raised.
 Drive sweeper on to a smooth, even
surface covered with a visible layer of
dust or chalk.
 Set programme switch to step 2. Roller
brush is lowered. Slightly press down
on the drive pedal and allow the sweep
brush to briefly rotate.
 Raise roller brush.
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 Press pedal which raises bulk waste
flap and keep pressed.
 Drive machine backwards.
The sweeping track should have an even
rectangular shape which is between 50 and
70 mm wide.
NOTICE
The side brush floating mounting of the roll-
er brush adjusts the sweeping track as the
bristles wear down. The roller brush must
be replaced if it becomes too worn.
Replacing roller brush
Replacement is due if a visible deteriora-
tion in sweeping performance caused by
bristle wear is evident.
 Park the sweeper on an even surface.
 Set programme switch to step 1 (driv-
ing). Roller brush is raised.
 Turn ignition key to "0" and remove it.
 Secure the machine with wheel
chock(s) to prevent it from rolling away.
 Raise slightly the waste container on
the left side and pull it out.
1 Screw
2 Side panels
 Loosen the fastening screw on the left
side-panel.
 Remove side panel.
1 Spring
 Unhook both draw springs.
EN
9
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1 Fastening screw of the under-pressure
can
2 Fastening nut of the bulk waste flap
3 Screw of the roller brush crank
 Unscrew the fastening screws of the
vacuum socket and release the lever.
 Turn the fastening nut of the bulk waste
flap and unhook the bulk waste flap.
 Unscrew and withdraw bolt on the roller
brush swinging arm.
1 Cover
2 Roller brush
 Push the roller brush cover backwards
and remove it.
 Pull out roller brush.
 Push new roller brush into the roller
brush housing and onto the drive pin.
Note: When installing the new roller
brush, ensure correct positioning of the
bristle assembly.
Installation position of roller brush in direction of
travel
 Position roller brush cover.
 Fit the fastening screws and nuts.
 Hook the draw spring in.
 Screw on side panel.
 Push in the waste containers on both
the sides and lock them.