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24
English
Monthly
If the device is temporarily shut down (storage): Per-
form equalization charging of the battery.
Check battery poles for oxidation, brush off if neces-
sary. Make sure the connection cables are firmly in
place.
Clean the seals between the waste water tank and
the cover, check for leaks and replace if necessary.
Check the acid density of the cells if the batteries are
not maintenance-free.
Only with R cleaning head: Clean the brush tunnel.
For longer downtimes, shut down the device with
fully charged batteries. Fully charge the battery at
least once a month.
Additionally for the Combo variant:
Check all Bowden cables and moving parts for ease
of motion.
Check the sweeping mechanism sealing strips for
correct adjustment and for wear and tear.
Quarter-yearly
Only for the Combo variant:
1. Check the tension, wear and tear and function of the
drive belts in the sweeping mechanism (V-belts and
round belts).
Annually
Have the prescribed inspection performed by Cus-
tomer Service.
Safety inspection/maintenance contract
You can agree on regular safety inspections or close a
maintenance contract with your dealer. Please seek ad-
vice on this.
Maintenance work
Cleaning the waste water tank
1. Set the program Tank rinsing via the display using
the info button.
2. Open the lid of the waste water tank detergent filling
opening.
3. Rinse the waste water tank with clear water.
4. Clean the edge of the cleaning opening.
5. Close the lid of the waste water tank cleaning open-
ing again.
Note
Cleaning can also be performed using other water
sources.
Turning over or replacing the suction lips
The suction lips must be turned over or replaced when
worn out.
Note
The suction lips can be turned 3 times until all 4 edges
are worn.
1. Open the eccentric levers (2x).
2. Remove the suction bar.
Illustration V
1
Squeegee blade
2
Strap
3
Eccentric levers (2x)
4
Tension lock
3. Open the tension lock.
4. Remove the strap.
5. Remove the squeegee blade.
6. Press the turned or new suction lips onto the knobs
of the inner part of the suction bar.
Illustration W
1
Strap
2
Squeegee blade
7. Attach the strap.
8. Fit the suction bar
9. Close the eccentric levers (2x).
Replacing the roller brushes
1. Pull the tab.
Illustration Z
1
Tab
2. Pivot open the squeegee blade side doors.
1
Squeegee blade side doors
3. Pivot the yellow lever upwards.
Illustration AA
1
Bar
2
Safety flap
4. Pivot away the safety flap.
5. Pull off the brush retaining plate.
6. Remove the roller brush.
7. Fit the new roller brush.
Note
When fitting the roller brush, note that it must be placed
on the PIN provided in the brush tunnel.
Illustration AB
1
PIN
8. Fit the brush retaining plate again.
9. Close the safety flap.
10. Pivot the latch downwards into the hook.
11. Pivot the squeegee blade side door closed.
Repeat the entire procedure at the other side.
Replacing squeegee blades
Illustration AG
1
Tab
2
Squeegee blade side doors
1. Pull the tab.
2. Pivot open the squeegee blade side doors.
3. Unscrew the screws (6x).
Illustration AH
4. Replace the squeegee blade.
5. Reinstall the screws (6x).
6. Close the squeegee blade holder again.
Replacing the disc brushes
1. Pull the tab on the side doors.
Illustration AF
1
Bracket
2. Pivot open the squeegee blade side doors.
3. Push the bracket downwards.
4. Pull the disc brush sideways and out from under-
neath the cleaning head.
5. Hold the new disc brush under the cleaning head,
then press upwards and latch it into position.
6. Pivot the squeegee blade side doors closed again.
Additional maintenance work on the side
scrubbing deck
Cleaning the brush
1. Turn the brush clockwise until the brush
holder springs are facing forward.
2. Pull the brush holder springs apart.
Illustration AQ
1
Brush holder springs
The brush falls out of the holder.
3. Check the brush for foreign objects (e.g. parcel tape
or foil).
4. Clean the brush under running water.
5. Pull the brush holder springs apart and fit the brush.
Checking the brush for wear and tear
The brush is worn out when the bristle length corre-
sponds to the length of the yellow indicator bristle.
1. Replace the brush (See
).
Replacing the brush
1. Turn the brush clockwise until the brush
holder springs are facing forward.
2. Pull the brush holder springs apart.
Illustration AQ
1
Brush holder springs
The brush falls out of the holder.
3. Fit the new brush.
4. Pull the brush holder springs apart and fit the brush.
Replacing the squeegee blade
1. Unscrew the M6 x 12 screws (6x).
Illustration AR
1
M6 x 12 screws
2
Retaining plate
2. Remove the retaining plate and the squeegee
blade.
3. Fit the new squeegee blade on the retaining plate.
4. Fasten the retaining plate using the M6 x 12 screws
(6x).
Additional maintenance work for the Combo
variant
DANGER
Danger of crushing and shearing!
Danger of crushing and shearing due to running belt
drives.
It is essential to close and lock the sweeping mecha-
nism hood before you can put the device back into op-
eration after maintenance work.
Checking the drive belt
1. Fold the hood of the pre-sweeping unit forwards.
Illustration K
2. Remove the 4 screws from the protective plate.
3. Remove the protective plate.
4. Check the belt of the suction turbine for wear and
correct fit.
Illustration L
1
Pre-sweeping unit suction turbine belt
2
Brush roller drive belt (Under the sheet metal cover)
5. Check the brush roller drive belt for wear and correct
seating.
Checking the sweeping mechanism sealing strips
1. Place the device on a level surface.
2. Set the program selection switch to "0".
3. Use a chock to secure the device against rolling
away.
4. Remove the waste containers from both sides.
Front sealing strip
5. Unscrew the nuts (5x).
Illustration R
6. Align the ground clearance of the sealing strip so
that it bends to the rear by 35-40 mm at the ground.
Illustration T
1
Nut
7. Tighten the nuts (5x).
Rear sealing strip
Adjust the ground clearance of the rear sealing strip so
that it bends to the rear by 5-10 mm at the ground.
Illustration S
8. Replace the sealing strip if it is worn.
9. Remove the roller brush (see chapter
).
10. Unscrew the nuts (7x).
Illustration R
1
Nut
11. Fit the new sealing strip.
12. Tighten the nuts (7x).
Side sealing strips
13. Release the fastening nuts.
Illustration U
14. Adjust the ground clearance by inserting an under-
lay 1-2 mm thick.
15. Align the sealing strip.
16. Tighten the nuts.
17. Install the roller brush.
Replacing the dust filter
Illustration AC
1
Dust filter housing cover
2
Screw
3
Flange
1. Release the lock of the sweeping mechanism hood
by turning it inwards.
2. Pivot up the sweeping mechanism hood.
3. Remove the dust filter housing cover.
4. Remove the screws (2x).
5. Turn the flange anticlockwise and remove the dust
filter bearing.
6. Remove the dust filter.
7. Fit the new dust filter so that the holes on the front
point to the driver.
8. Fit the dust filter bearing, turn clockwise and screw
tight.
9. Fit the cover and latch into place.
10. Close the sweeping mechanism hood.
11. Secure the hood lock by turning it outwards.
Replacing the side brushes
1. Unscrew the screws (3x).
Illustration AE
1
Screws
2. Remove the side brush.
3. Slide on the new side brush.
4. Screw in and tighten the 3 screws.
Replacing the roller brush
Illustration X
1
Sheet metal cover
2
Screw
3
Waste container
1. Pull out the waste container.
2. Unscrew the screw.
3. Pivot the sheet metal cover upwards and remove it.
Illustration Y
1
Bowden cable
2
Swing arm bearing screw
3
Cover
4
Rocker
Summary of Contents for B 260 RI
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