Maintenance, Service, and Repair
Front Axle
Page 4
FRONT HUB, STEERING KNUCKLE, KING PIN
It is recommended that if a wearable component is replaced on one side of a vehicle, the same components should
be replaced on the other side of the vehicle.
Disassembly
Reassembly
1.
Thoroughly clean and inspect all parts.
2.
If the hub seal was removed it must be replaced.
3.
Use a new hub cap gasket.
4.
Pack the king pin thrust bearing and wheel bearings with
grease before reassembly.
5.
Always use new cotter pins.
6.
If installing new king pin bushings, make sure the hole in
the bushings lines up with the grease fittings in the steering
knuckle. The new bushings must be reamed or broached
to 1.1095 - 1.1105 inches (28.181 - 28.207 mm)
7.
Reassemble in reverse order of disassembly.
8.
Tighten the ball joint nuts per torque listed in the Hardware
Torque table at the end of this section.
9.
Tighten the steering arm nuts per torque listed in the
Hardware Torque table at the end of this section.
10. Refer to Adjust Front Wheel Bearings for wheel bearing
adjustment procedure.
11. Lubricate the king pin bushings after assembly is complete.
Failure to correctly broach or ream bronze bushings
may result in steering difficulty and loss of control
of the vehicle causing severe bodily injury and /or
property damage.
1. Make sure the ignition switch is in the “OFF”
position.
2. Place the transmission shift lever in the Park or
Neutral position
3. Set the park brake.
4. Place blocks under the rear wheels to prevent
vehicle movement.
Always use a lifting strap, hoist, and jack stands, of
adequate capacity to lift and support the vehicle.
Failure to use lifting and support devices of rated
load capacity may result in severe bodily injury.
5.
Raise the front of the vehicle and support with jack stands.
6.
Remove the front wheels.
7.
If equipped with front brakes, remove the brake caliper
assembly. Refer to Brake section for instructions.
8.
Remove the hub cap cover bolts (1), hub cap (3), and
gasket (4). Note: The gasket will have to be replaced.
9.
Remove the bearing adjustor nuts (7), washer (5), keyed
washer (6), and the outer bearing (8).
10. Remove the hub assembly (9, 10, 11, 8, 12).
11. If required, remove the rotor (not shown) by pressing out
the wheel studs.
12. If required, remove the seal (12) and inner bearing (8).
Note: If the seal is removed, it must be replaced.
13. Remove the ball joint(s) from the steering arm (14). Note:
The cotter pins (15) must be replaced.
14. Remove the steering arm nut (17) and remove the
steering arm from the steering knuckle (13). Note: The
cotter pin (19) must be replaced.
NOTE: The king pin cap (20c) is part of the king pin kit and
is not available as a separate component. Do not
remove the cap unless the king pins are to be replaced.
15. Drill a 3/16 inch hole in the center of the king pin cap
(20c). Insert a #14 x 2 inch long sheet metal screw
into the hole and screw in until the cap is removed.
16. Using a drift punch, tap out the tapered king pin
retaining pin (20h).
17. Using a soft metal or wooden rod, insert the rod through
the bottom of the steering knuckle and tap out the king
pin (20i) then remove the steering knuckle from the
axle.
18. Press the upper and lower king pin bushings (20g, 20b)
out of the steering knuckle.
Illustration shows axle from TC-30-
60. The TC 30-60L axle is the same
with the exception of the steering
arm (14) shown to the right.
Summary of Contents for TC-030-60L
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Page 28: ...Maintenance Service and Repair Page 4 Lubrication Diagram...
Page 42: ...Notes...
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Page 109: ...Maintenance Service and Repair Drive Axle Page 13 Planetary Wheel End...
Page 123: ...TABLE OF CONTENTS Chapter Suspension Front Suspension 2 Rear Suspension 2 Hardware Torque 3 12...
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Page 142: ...Wire Diagrams Wire Diagrams Page 4 HYDRAULIC DIAGRAM...
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