Karcher KM 85/50 W B - Manual (Page 13)

Operating instructions KM 85/50 W B English
30
Checking and adjusting
sweeping area of the
sweeping roller
Cover a level surface evenly with
dust
Raise the sweeping machine on
the front and put it on the
prepared surface
Lock the hand brake
Run the main brush for
approx. 15-30 s
Raise the sweeping machine on
the front and move it to the side
The shape of the sweeping area
forms a symmetrical rectangle which
is between 30 - 40 mm wide.
Note:
If the sweeping pattern is uneven it
can be corrected by readjusting the
sweeping pattern width!
The bowden cable must be
readjusted if the sweeping pattern is
insufficient and the bowden cable is
tight when the main brush is in its
lowered position.
Danger!
For all work in this area care must
be taken to ensure that the exhaust
pipe has cooled down.
Burns can be caused by touching it.
Adjusting the width of the sweep
mirror
Set sweeping pattern at the
bowden cable
Check the sweep mirror again
Replacing the side broom
Replacing it is necessary when the
sweeping effect visibly deteriorates
due to wear of the bristles.
Warning!
Close fuel shut-off valve prior to
starting assembly work.
Close the fuel feed line
—
Rotary knob is transverse to fuel
hose
Unlock push handle lock by
turning it anticlockwise
Danger!
—
The permissible maximum tank
filling when the sweeper is tilted
back onto the push handle is half!
Remove the debris container
prior to tilting the sweeper (see
section on "Emptying debris
container") and unlock the push
handle lock!
Tilt the machine back
Undo screws (3 pieces) at
underside of the side brush
Take-off the side broom
Slide new side brush onto shaft
Fasten with screws (3 pieces)
Tilt the machine back upright
Adjusting lowering of side
brush
Readjustment is necessary when
the sweeping efficiency of the side
brush deteriorates due to worn
bristles.
Unscrew locking nut
Readjust the setscrew
Tighten the locking nut
Adjusting raising of coarse-
dirt flap
Readjustment is necessary when it
is not posible to sufficiently raise or
lower the coarse-dirt flap.
Unscrew the locking nut
Readjust the setscrew
Tighten the locking nut