7.
the brake assembly (19) to the axle housing. Position
brake assembly away from the housing.
Remove four cap screws and lock washers securing
4
8.
rod end assembly. Separate tie rod end from the axle
housing.
Remove cotter pin and slotted hex nut from the tie
9
80
(108
to 90 ft–lb
to 122 N–m)
1
9.
Remove axle housing as follows (Fig. 2):
3
A. Remove cotter pin and slotted hex nut from the
upper ball joint. Separate upper ball joint from the
axle housing.
5
2
8
B. Remove cap screw (6) and lock nut (5) from axle
housing.
6
9
C. Remove cotter pin and slotted hex nut from the
lower ball joint. Separate lower ball joint from the axle
housing. Remove axle housing from the CV joint.
10
7
D. Remove remaining inner bearing cone.
Figure 2
1.
2.
3.
4.
5.
Axle housing
Cotter pin
Slotted hex nut
Upper ball joint
Lock nut
6.
7.
8.
9.
Cap screw
Lower ball joint
CV joint
Ball joint seal
10. Inner bearing cone
Inspection (Fig. 1)
IMPORTANT: If any part of a bearing assembly (16)
needs replacement, replace bearings as a matched
set.
1.
If any foreign material is in the bearing, clean bearing
and determine source of the material. Replace bearings
if any of the following conditions occur (Fig. 3):
CUP
(16)
SEAL
A. Spalling or pitting on roller or cone contact sur-
faces. Corrosion that can not be cleaned up with light
polishing.
ROLLER
B. The rib face on the cone is worn back or roller
ends are worn or scored. The roller cage is cracked
or broken.
CONE
CAGE
C. Peeling, gouges or nicks inside the cup or on roll-
ers. Scalloping, high spots, brinelling or burrs in the
cups.
D. The seal attached to the bearing cone is cracked,
torn or damaged.
Figure 3
Assembly (Fig. 1)
If hex bolts and lock washers were removed from the
2.
and lubricate ball joints.
If ball joint seals are torn or cracked, replace seals
1.
stub axle:
3.
Replace worn or cross–threaded wheel studs or
wheel nuts.
A. Thoroughly clean threads of hex bolt and stub
axle. Apply Loctite #680 (or equivalent) to threads of
hex bolt closest to bolt head.
4.
aged.
Replace wheel bearing spacer (20) if worn or dam-
B. Install hex bolt with lock washer into stub axle.
Torque bolt from 40 to 60 ft–lb (54 to 81 N–m).
Workman 4000 Series
Page 10 – 5 Rev. B
Front Wheel Drive (4WD)
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|---|---|
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| Language | English |
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