Service Manual

Groundsmaster 4500−D/4700−DPage 6 − 32Axles, Planetaries and Brakes
Axle Shafts
The following procedures assume the rear axle assem-
bly has been removed from the machine.
Removal
1. Remove the axle cover mounting screws. Remove
the axle cover from the axle case as an assembly
(Fig. 30).
2. Use a bearing puller to remove the bearing and bevel
gear as shown (Fig. 31).
3. Remove the shims, spacer and retaining ring. Drive
the axle out of the bearing and cover. Remove and dis-
card the axle shaft seal.
4. Inspect all gears, shafts, bearings, spacers and
cases for damage and wear. Replace components as
necessary.
Installation
1. Coat new axle shaft seal with grease and install in
axle cover as shown (Fig. 32).
2. Press the axle cover and bearing assembly onto the
axle shaft. Press only on the inner race of the cover
bearing (Fig. 32).
3. Install retaining ring, spacer and correct combination
of bearing shims. Install bevel gear and bearing.
4. Coat a new O-ring with grease and install the axle
cover assembly. Tighten axle cover screws from 17 to
20 ft-lb (23 to 27 N−m).
1
2
3
4
1. Axle case
2. Axle cover assembly
3. Screw (6 used)
4. O-ring
Figure 30
17 to 20 ft−lb
(23 to 27 N−m)
1. Bearing
2. Bevel gear
3. Shims
4. Spacer
5. Retaining ring
Figure 31
1
2
3
4
5
1. Axle shaft seal
2. Axle cover
3. Bearing
4. Axle shaft
Figure 32
1
2
3
4