Kärcher KMR 90/45 R, Operating Instructions Manual

Page: 30 / 224

Operating instructions KM 90/45 R English
30
Check sweeping pattern of
the main brush
! Raise the sweep roller
! Raise the side broom
! Drive the sweeper on a flat and
smooth floor noticeably covered
with dust or chalk
! Lower the main brush and rotate
it briefly
! Raise the sweep roller
! Depress pedal to raise the
coarse-dirt flap and keep it
depressed
! Back the machine away
The form of the sweeping pattern
forms a regular rectangle, that is
between 50 - 70 mm wide.
Note:
— Due to the floating suspension of
the main brush The sweeping
pattern automatically adapts itself
to wear of the bristles.
—
The main brush must be replaced
when the bristles are too worn.
Adjusting and replacing
sealing strips
! Stand sweeper on a flat surface
! Raise the sweep roller
! Turn key switch to "0" and
remove key
! Secure the machine against
rolling away using a wedge
! Remove the debris container
from both sides of the unit
Front sealing strip
!
Slightly unscrew fastening of
front sealing strip; screw it off to
replace it
!
Screw on new sealing strip but
do not yet tighten nuts
! Align the sealing strip
! Set the sealing strip’s clearance
to the floor so that it bends
backwards with a lag of
1 0 - 1 5 mm
! Tighten nuts
! Insert the swept material
container
Rear sealing strip
! Slightly unscrew fastening of rear
sealing strip; screw it off to
replace it
! Screw on new sealing strip but
do not yet tighten the screws
! Align the sealing strip
! Set the sealing strip’s clearance
to the floor so that it bends
backwards with a lag of
1 0 - 1 5 mm
! Tighten the screws
! Fit the sweeping drum
! Insert the swept material
container
Side sealing strips
!
Screw off side panelling on both
sides
! Unscrew front screw of side
panelling
! Unscrew rear screws of side
panelling
!
Slightly unscrew fastening of
lateral sealing strip; unscrew it off
to replace it
!
Screw on new sealing strip but
do not yet tighten the screws