Invacare TDX-SP Service Manual page 135

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Invacare - TDX-SP / TDX-SP N
● Use a 1/2" socket wrench to loosen the four hexagon head screws (3).
● Remove the screws.
● Pull the motor/gear box unit (1) off of the Walking Beam (2). Take into account the heavy
weight of the unit.
Installing the motor / gearbox 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 8.19.3.
● Check the serial number of the gearbox housing.
Up to the serial number 20110400xx, the gearbox housing is
44.5 mm wide: '
The compensation sheet (see right) must be installed.
Up to the serial number 20110400xx, the gearbox housing is
49.5 mm wide:
The compensation sheet is not necessary.
● Install the motor / gearbox unit in reverse order.
● Check the orientation of the motor and adjust it.
Make sure that the motor cable cannot be pinched or bent, and that it is not exposed to
chafing. The coupling lever must be able to move to the positions "Driving" as well as
"Pushing".
● Tighten the self-locking nut of the sealing ring to a torque of 4 Nm.
SERVICE MANUAL
135