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Maintenance by the customer
Note
All servicing and maintenance work must be performed by a qual-
ified specialist. If necessary, you can consult a Kärcher specialist
dealer at any time.
● Daily maintenance
1 Check the roller brush and side brush for any tangled pieces
of tape.
2 Check the tyre pressure.
3 Check that the operative elements are fully functional.
4 Clean the dust filter.
● Weekly maintenance
1 Check the moving parts to make sure that they move smooth-
ly.
2 Check the sealing strips in the sweeping area for correct ad-
justment and for wear.
3 Check the roller brush and side brush for wear.
4 Check the dust filter and clean the filter box as necessary.
5 Check the seat contact switch to make sure it is fully function-
al.
6 Check the tension of belts, check for wear and check that they
are functional.
● Monthly maintenance
1 Fully charge the battery pack at least once a month, unless the
battery pack is in sleep mode. See "Storage" chapter).
● Maintenance after wear
1 Replace the sealing strips.
2 Replace the roller brush (observe the wear indicator).
3 Replace the side brush.
Note
See chapter "Maintenance work" for descriptions.
Maintenance by Customer Service
Note
In order to preserve warranty entitlements, all servicing and main-
tenance work during the warranty period has to be performed by
an authorised Kärcher Customer Service, in accordance with the
inspection check list.
The next service time is displayed when switching on the KM 85/
50 R Bp.
● Maintenance every 200 operating hours
1 Have maintenance work carried out as per inspection check
list 5.950-051.0.
Maintenance work
Checking for wear on the roller brush
New roller brush
1
Roller brush worn
2
Roller brush foot pedal
3
1. Read the roller brush wear.
2. If the foot pedal is set to the MIN position: Replace the roller
brush.
24
Checking the roller brush for entangled pieces of tape
1. Check the roller brush and side brush for any tangled pieces
of tape.
a The inspection can be made with the waste containers re-
moved.
b For safety reasons, tangled pieces of tape must only be re-
moved when removed.
Replacing / inspecting the roller brush
Removing the roller brush
Knurled screw, left
1
Bearing plate
2
Cover plate
3
Knurled screw, right
4
1. Open and secure the cover.
2. Lower the roller brush.
3. Unscrew the left-hand knurled screw.
4. Remove the bearing plate.
5. Unscrew the right-hand knurled screw.
6. Remove the cover plate.
Installing the roller brush
Roller brush
1
Brush roller mount
2
Forwards direction of travel
3
1. Pull out the roller brush.
2. Check for wear and entangled pieces of tape.
3. As necessary: Install the new roller brush.
4. When installing, make sure that it is installed in the correct po-
sition (the brush roller mounts are identical).
5. Install the cover plate and bearing plate in reverse order.
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