Invacare Arrow RWD Service Manual page 141

Removing
1. Remove the drive wheel from the wheelchair. Refer to Removing/Installing Drive
Wheels on page 138.
2. Remove the locknut, washer, keystock and existing drive wheel hub from the drive
shaft of the motor/gearbox assembly.
Installing
1. Position the keystock on the drive shaft of the motor/gearbox assembly.
DO NOT apply more than a 1-inch (in length) thin film of Super Lube
shaft. Applying more than 1-inch (in length) can cause the anti-seize compound to
leak resulting in damage to flooring (carpet, tile, etc.).
2. Apply a thin film of Super Lube, one inch in length, to the end of the drive shaft..
3. Reinstall drive wheel hub onto the drive shaft of the motor/gearbox assembly.
NOTE: While installing the drive wheel hub onto the drive shaft, spin the drive wheel hub to evenly
distribute the anti-seize compound over the entire drive shaft.
4. Reinstall the washer and locknut and torque locknut to 45 ft-lbs (540 in-lbs).
5. Reinstall the drive wheel assembly to the wheelchair. Refer to Removing/Installing
Drive Wheels on page 138.
6. Repeat procedure for the opposite side of the wheelchair, if necessary.
14 X 4 Inch Wheel
Washer
Locknut
9F
FIGURE 14.2 Removing/Installing Drive Wheel Hub
Part No. 1104849
CAUTION
Motor/Gearbox
Assembly
Drive Wheel Hub
141
SECTION 14—WHEELS/MOTORS
14 X 3 Inch Wheel
Keystock
Washer
Locknut
3G Storm Series® Wheelchairs
®
to the drive
Motor/Gearbox
Drive Wheel Hub