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Drive System
Maintenance
Inspecting the Wheels/Tires
Service Interval: After the first 8 hours—Torque the wheel
lug nuts.
Every 100 hours—Torque the wheel lug nuts.
Every 100 hours—Inspect the condition and wear of
the tires.
Torque the front lug nuts to 75 to 102 N-m (55 to 75 ft-lb)
and the rear lug nuts to 95 to 122 N-m (75 to 90 ft-lb).
Operating accidents, such as hitting curbs, can damage a
tire or rim and also disrupt wheel alignment, so inspect tire
condition after an accident.
Changing the Planetary
Gearbox Fluid
Service Interval: After the first 8 hours
Every 400 hours
Change the planetary gearbox fluid in each rear wheel after
the first 8 hours and then after every 400 hours thereafter.
Use high quality, SAE 85W-140 weight gear lube.
1. Position the sprayer on a level surface with the rear
wheels positioned for draining as illustrated in
61.
Figure 61
1. Drain plugs, positioned for draining
2. Set the parking brake, stop the pump, stop the engine,
and remove the key from the starter switch.
3. Place a pan under the drain plugs and remove them
from the wheel
(Figure
4. Place a pan under the inner drain plug and remove it
(Figure
62).
Figure
61).
1
1. Inner drain plug
5. Move the vehicle slowly until the wheel is positioned
for filling as illustrated in
1
2
1. Upper hole, add fluid here
6. Set the parking brake, stop the pump, stop the engine,
and remove the key from the starter switch.
7. Pour SAE 85W-140 weight gear lube into the upper
hole until it begins to come out of the lower hole.
8. Replace and tighten all drain plugs.
9. Repeat
3
through
10. Dispose of the used oil at a certified recycling center.
50
G002246
Figure 62
Figure 63
G002016
Figure 63
2. Lower hole
9
for the other rear wheel.
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