7.
8.
9.
Carefully slide stub axle from axle housing.
If required, slide driveshaft from transaxle.
If bearings are being serviced, remove axle housing
Assembly (Fig. 8)
1. If driveshaft was removed from transaxle, apply anti–
seize lubricant to transaxle shaft. Slide driveshaft clamp
end onto splined transaxle shaft.
(15)
from vehicle:
2.
If removed, install axle housing to frame:
A. Remove brake assembly from axle housing (see
Brake Service in Service and Repairs Section of
Chapter 7 – Chassis).
A. Position axle housing to frame and install three
cap screws to secure axle housing to vehicle frame.
NOTE: Upper cap screw for LH axle housing is short-
er than other cap screws used to secure axle housing
to frame.
B. Remove three (3) cap screws with washers that
secure axle housing to vehicle frame. Remove axle
housing. NOTE: Upper cap screw for LH axle hous-
ing is shorter than other cap screws used to secure
axle housing to frame.
B. Install brake assembly to axle housing (see Brake
Service in Service and Repairs Section of Chapter 7
–
Chassis).
Bearing Service (Fig. 8)
3.
If wheel studs were removed from stub axle, apply
1.
bearing is removed from stub axle, bearing set must be
replaced.
Inspect bearings and replace if necessary. If outer
Loctite #680 (or equivalent) to threads near head of stud.
Install stud with lock washer into stub axle and torque
from 40 to 60 ft–lb (54 to 81 N–m).
2.
Remove bearing seal from back of axle housing.
4.
Insert stub axle with greased bearing into axle hous-
ing. Be careful not to damage the bearing seal during
installation.
3.
from axle housing noting orientation of bearing spacer
step (away from stub axle flange).
Remove inner bearing cone. Slide bearing spacer
5.
Slide end yoke onto stub axle shaft.
4.
Press outer bearing cone from stub axle.
Press inner and outer bearing cups from housing.
IMPORTANT:Flange nut (1) should be replaced
whenever it is removed.
5.
6.
ing. Press bearing cups into housing until they seat
against the housing shoulder.
Clean all parts thoroughly before reassembly.
6.
axle. Install new flange nut onto screw. Torque flange nut
from 220 to 250 ft–lb (298 to 339 N–m).
Insert flange head screw through end yoke and stub
Position inner and outer bearing cups to axle hous-
7.
Position driveshaft cross to the end yoke. Install the
straps to secure driveshaft bearing cross to the end
yoke. Torque bolts from 200 to 250 in–lb (22.6 to 28.3
N–m).
7.
8.
Pack bearings with lithium based grease.
Position outer bearing cone, wide end first, onto stub
axle. Press bearing onto stub axle putting pressure on
inner race of bearing.
8.
Manual).
Lubricate driveshaft grease fittings (see Operator’s
9.
housing with grease.
Insert stub axle with bearing into axle housing. Fill
9.
Secure drive shaft to transaxle shaft (Fig. 9):
A. Align mounting holes in driveshaft with relief in
transaxle shaft.
10.Insert
NOTE: The stepped end of bearing spacer should be
positioned away from stub axle flange.
bearing spacer onto stub axle inside housing.
B. Install cap screws, hardened washers, and flange
nuts to secure driveshaft to transaxle shaft. Torque
fasteners from 35 to 42 ft–lb (47 to 57 N–m).
11.
Insert inner, greased bearing, small end first, onto
stub axle inside housing.
10.Install
Service and Repairs Section of Chapter 7 – Chassis).
brake drum and wheel (see Brake Service in
IMPORTANT: The bearing seal must be pressed in
so it is flush with the end of the axle housing. The lip
of the seal must be toward the bearing.
11.
88
Tighten wheel nuts to a torque of 45 to 65 ft–lb (61 to
N–m).
12.Install
new seal over shaft and into housing with the
seal lip inward. Be careful not to damage the seal during
installation.
12.Lower
vehicle to ground.
Workman 3000/4000 Series
Page 6 – 13 Rev. B
Drive Train
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| Document Type | Service Manual |
| Language | English |
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