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Wheel Lug Nuts (8)
Valve Stem
Figure 5-9. Front Wheel
4. Turn on air supply.
Stand to one side of tire during
inflation.
5. After proper inflation to 30-35 PSI, release air hose
chuck.
Inflate tire to proper pressure level.
DO NOT over inflate.
6. Inspect tire for bulges, bubbles, cracks, and other
damage. If damaged, deflate tire immediately.
A tire with bulges, bubbles, cracks,
or other damage must be replaced
immediately. Running a grader on damaged
tires can lead to grader damage, severe
injury, or even death.
Changing Tires
Explosive separation of a tire and rim
parts can cause serious injury or death.
NEVER cut or weld on an inflated tire/
rim assembly. Heat from welding can cause
an increase in pressure and may result in
tire explosion.
1.
Refer to Preparing Grader for Maintenance on
page 5-6 and park grader.
2. Block grader wheels.
LeeBoy Model 695 Motor Grader
3. Loosen, but do not remove, the wheel lug nuts
(Figure 5-9).
4. Raise grader.
5. Remove lug nuts (Figure 5-9) and tire.
6. Install replacement tire on the grader.
7.
Tighten lug nuts (Figure 5-9) alternately in a star
pattern 360 ft lbs. (488 N•m).
8. Lower grader.
9. Check tire pressure. Tires should be filled to a
pressure of 30-35 PSI following the steps in the
section Filling A Tire With Air (page 5-16).
BRAKE AND FRONT END
MAINTENANCE
Cleaning, Packing, and Adjusting
the Front Wheel Bearings
NOTE: Refer to the Illustrated Parts List (IPL) [7-18
or 7-158 for all wheel drive models] for a full
illustration of front axle assembly.
1.
Refer to Preparing Grader for Maintenance on
page 5-8 and park grader.
2. Block grader wheels.
3. Loosen, but do not remove, the wheel lug nuts
(Figure 5-9).
4. Raise grader.
5. Remove the grease dust cap from the center of the
wheel hub.
6. Remove cotter pin from slotted wheel nut.
7.
Remove wheel nuts.
8. Remove flat washers and outer cone bearing.
9. Pull the wheel hub with inner bearing and seal off
the axle spindle assembly.
10. Remove the seal from the hub.
11. Remove the inner bearing from the hub.
12. Using solvent, thoroughly clean the wheel hub,
bearings, cap, and mounting hardware.
Maintenance
5-17
5 5
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