Removing/Installing The Motor - Invacare Arrow RWD Service Manual

Removing/Installing the Motor

Conventional Motor with Gearbox
NOTE: For this procedure, refer to FIGURE 14.13 on page 151.
Removing
1. Disconnect the right and/or left motor connector from the controller.
2. Remove the two allen screws and washers that secure the motor to the gearbox.
DO NOT damage the motor/gearbox coupling.
3. Carefully pull the motor away from the gearbox.
Installing
1. Perform the following:
A. Inspect the coupling for wear and damage. If damage is evident, replace coupling.
B. Install coupling onto gearbox input shaft inserting coupling drive plate onto slot
on shaft.
C. Carefully align motor and coupling and place motor against gearbox.
D. With motor against gearbox, turn gearbox drive shaft until the coupler seats
into gearbox.
NOTE: When properly aligned, motor will be seated into gearbox.
E. Install two allen screws. Use Loctite 242, tighten allen screws evenly and then
torque to 75 in-lbs (6.25 ft-lbs)(8.47 Nm).
2. Reconnect right/left motor connector to controller.
Motor Connector
*NOTE: The slots on coupling of motor, the slots on the
coupling and the slots on the gearbox must line up for
proper installation.
FIGURE 14.13 Removing/Installing the Motor - Conventional Motor with Gearbox
Part No. 1104849
CAUTION
Motor
Connector
Allen Screw
Washer
151
SECTION 14—WHEELS/MOTORS
Motor
Coupling
Slots*
3G Storm Series® Wheelchairs
Gearbox