10
English
5.906-522.0 Rev. 01 (08/11)
Remove the housing cover.
1 Electronics cover
2 Fastening screws, electronics cover
Unscrew the fastening screws of the electronics
cover.
Remove the electronics cover.
Remove the brush roller as described in the chap-
ter "Replacing the brush roller".
1 Drive pinion, engine
2 Gear belt
3 Toothed wheel, brush roller
Remove the toothed belt from the drive pinion and
the toothed wheel on the brush roller.
Install the new toothed belt in reverse order.
Remove the electronics cover, as described in the
chapter "Replacing the toothed belt".
1 Connecting cable, engine
2 Cover, cable channel
Remove the cover of the cable channel upwards.
Disconnect the connecting cable of the engine
from the printed circuit board (PCB).
1 Motor
Remove the engine from the engine intake toward
the top.
Install the new motor in reverse order.
5.1.3 Replacing the toothed belt
5.1.4 Replace the motor.