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Part No. 1104849 85 3G Storm Series
®
Wheelchairs
Locknut
Washer
Keystock
Drive Wheel
Hub
FIGURE 2 - REMOVING/INSTALLING DRIVE WHEEL HUB
Motor
Gearbox
REMOVING/INSTALLING DRIVE WHEEL HUB (FIGURE 2)
REMOVING
1. Remove the drive wheel from the wheelchair. Refer to REMOVING/INSTALLING
DRIVE WHEELS in this section of the manual.
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.
CAUTION
DO NOT apply more than a 1-inch (in length) thin film of anti-seize
compound to the drive 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 anti-seize compound 1-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 in this section of the manual.
6. Repeat procedure for the opposite side of the wheelchair, if necessary.
Drive Wheel
Hub
Motor/Gearbox
Assembly
14 X 3-INCH WHEEL14 X 4-INCH WHEEL
Locknut
Washer
WHEELS/MOTORS SECTION 12
WHEELS/MOTORS