• Use a 6 mm Allen wrench and a 13 mm socket wrench to loosen and remove the four hexagon
socket head screws (1).
• Remove the screws together with the washers.
• Pull the motor/gear box unit (3) forwards out of its holder (2). Take into account the heavy
weight of the unit.
Refitting the motor/transmission unit:
• Replace the defective components.
• Before installing a new motor / gearbox unit, make sure the sealing ring is correctly mounted.
The sealing ring securely attaches the motor and the gearbox. The ring must be installed such
that the self-locking nut is located on the outside.
• If the sealing ring is incorrectly installed, rotate it around as described in chapter 8.10.2.
• Install the motor / gearbox unit in reverse order.
2-pole motors:
- Left: 200°
- Right: 280°.
4-pole motors:
- Left: 280°
- Right: 280°.
• Make sure that the motor cable cannot be pinched or bent, and
that it is not exposed to chafing in any place.
• To conclude, you should always carry out a trial run to test the
vehicle functions.
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