Kärcher KM 90/60 R P Adv Manual page 24

Clean or replace the spark plug
Caution
Risk of injury! Do not remove the spark plug
connector manually.
1 Vacuum line
2 Ignition plug
3 Casing
 Pull the vacuum line out of the casing.
 Remove the spark plug connector using
suitable tools/tongs.
 Unscrew and clean spark plug.
 Screw in cleaned or new spark plug.
 Push on spark-plug connector.
 Reinsert the vacuum pipe into the cas-
ing.
Check hydraulic oil level and refill hy-
draulic oil
Danger
Risk of burns on account of hot surfaces!
Caution
This inspection may only be carried out
when the engine is warm
 Open the device hood.
1 Equalising container
2 MAX oil level
3 MIN oil level
 Check oil level in the equalisation con-
tainer.
 The filling level should be between the
"Max" and "Min" marking.
 If hydraulic oil is missing:
Remove the lid of the equalising reser-
voir and refill hydraulic oil.
For oil type refer to Chapter "Technical
specifications".
 Close the lid.
24
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 ad-
justs the sweeping track as the bristles
wear down. The side brush must be re-
placed 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 ignition key to "0" and remove it.
 Loosen 3 fastening screws on the un-
derside.
 Remove the wiper blade.
 Clip new side brushes 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 ignition 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
Note: The side brush floating mounting of
the roller brush adjusts the sweeping track
as the bristles wear down. The roller brush
must be replaced if it becomes too worn.
 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.
 Lower roller brush and allow it to briefly
rotate.
 Raise roller brush.
 Press pedal which raises bulk waste
flap and keep pressed.
 Drive machine backwards.
9
-
EN
The sweeping track should have an even rectan-
gular shape which is between 50 and 70 mm
wide.
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.
 Loosen the fastening screw on the left
side-panel.
 Remove side panel.
 Hook the draw spring out.
1 Fastening screw of the under-pressure
can
2 Fastening nut of the bulk waste flap
3 Screw of the roller brush crank