Upright SL-26, Service & Parts Manual

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3. Service and Repair
3-11
Installation
Figure 3-10: Rear Axle Assembly
Front Axle (Figure 3-11)
Removal
Figure 3-11: Front Axle Assembly
1. Lug Bolt
2. Tire/Wheel
Assembly
3. Cotter Pin
4. Slotted Nut
5. Adapter Hub
6. Shaft Key
7. Drive Motor
1. Insert the drive motor with O-ring installed into the
brake and secure with socket screws using
Locktite #242 retaining compound on the screw
threads.
2. Position the drive motor and brake in the rear axle
and secure with washers and H.H. setscrews.
3. Reinstall the adaptor and crossover block
assembly to the hydraulic motor.
4. Reinstall the hose assemblies.
5. Reinstall the shaft key, hub, and nut. Torque each
wheel hub nut to 475 Nm (350 ft. lbs.).
6. Align the slot in the nut with the hole in the shaft
and insert the cotter pin. DO NOT back off the nut
to align.
7. Reinstall the wheel and lug on the hub. Torque the
bolts to 123 Nm (90 ft. lbs.).
8. Remove the jack stands used to block the wheels.
Lower the jack and remove.
9. Operate the drive system to check for leaks and
proper function.
1. Park the work platform on firm, level ground
and block the wheels to prevent the work
platform from rolling.
2. Loosen the wheel lug bolts on the motor to be
removed.
3. Raise the front of the chassis using a 2-ton
jack.
4. Position 2 1-ton jack stands under the front
axle to prevent the work platform from falling
if the jack fails.
5. Remove the wheel lug bolts and wheel.
6. Remove the cotter pin, nut, hub and shaft
key.
7. Tag and disconnect the hose assemblies.
8. Remove the adaptor from the hydraulic
motor.
9. Remove the capscrews and nuts and then
remove the drive motor from the front axle
steering mount.
1. Lug Bolt
2. Tire/Wheel
Assembly
3. Cotter Pin
4. Slotted Nut
5. Adaptor Hub
6. Shaft Key
7. Drive Motor
8. Steering Mount