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Press the brush change key and tilt the
cover on the brush head towards the
side.
Pull out the brush rollers.
Insert and lock into place the new brush
rollers.
Close the cover, align the brushes and
lock in the cover.
Swivel the spray guard back.
Swivel the unlocking lever downward.
Set programme selection to "Drive".
Turn key to "0" and remove it.
Pull out the suction hose from the vacu-
um bar.
1 Suction hose
2 Suction bar coupling
Pull out the suction hose from the vacu-
um bar.
Loosen the suction bar coupling.
Remove the vacuum bar.
Dismantle the vacuum bar.
1 Lock nut
Unscrew the knurled nuts.
Remove the suction bar insert from the
bottom of the suction bar.
1 Vacuum lip
2 Suction bar insert
Remove the vacuum lips from the suc-
tion bar insert.
Note
The vacuum lips can be turned thrice till all
edges are worn off. After that you need a
new vacuum lip.
Reverse the suction lip or replace it and
rehook it into the hooks of the suction
bar insert.
Place the suction bar insert into the suc-
tion bar.
Screw on the knurled nuts and tighten
them.
Lift the cleaning head.
Turn key to "0" and remove it.
Turn the unlocking lever of the sliding
brush in an anti-clockwise direction -
the brushes will fall downward and can
be pulled outward at the bottom of the
device.
Hold the new brush under the cleaning
head.
Turn the unlocking lever of the sliding
brush in clockwise direction and press
the brush upward.
Release the unlocking lever and check
that the brush is sitting properly.
Replace the spray-guard.
Repeat process on the opposite side.
1 Sieve with floater ball
2 Pipe
Clean the sieve from the outside and
rinse it.
Check the mobility of the floater ball.
If it is too dirty:
Hold the pipe firmly and pull out the
sieve from the pipe.
Clean sieve and ball.
Hold the pipe firmly and reinsert the
sieve.
In case of danger of frost:
Empty the fresh and dirt water reser-
voirs.
Store the appliance in a frost-protected
room.
Danger
Risk of injury! Before carrying out any tasks
on the machine, set the main key to "0" and
remove it. Pull out the battery plug.
Note
Suction turbine will continue to run for a
while after switch-off. Carry out mainte-
nance tasks only after the suction turbine
has come to a halt.
In case of faults that cannot be remedied
using the table below please contact the
customer service.
Maintenance tasks BD 50/40 RS
Dismantling the vacuum bar
Replace or turn vacuum lips
Replacing the disk brushes
Maintenance tasks - all types
Cleaning the floater
Frost protection
Faults
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EN