22 English 5.906-468.0 Rev. 00 (02/09)
The drive unit consists of a differential gear and an attached drive
motor.
Î Disconnect the connecting cable of the drive motor from the
power supply.
Î Support the drive unit and secure it against falling down.
Î Remove the fastening screws from the left and right bearing
block.
Î Remove the drive unit.
Î Assemble the drive unit in the reverse sequence.
1 Bearing blocks to attach the drive unit
2 Differential gear
3 Fastening screws (2x), left bearing block
4 Fastening screws (2x), right bearing block
Î Release the screw for locking the tank and swing up the tank.
Î Remove the lid of the connector cover on the brush head.
Î Disconnect the connection plug.
Î Disconnect the connecting coupling of the water supply.
5.6 Remove the drive unit 5.7 Remove the BD brush head