Lawn Mower User Manual

Groundsmaster 4100--D Page 6 -- 23 Axles, Planetaries and Brakes
Axle Shafts
The followingprocedures assume therear axle assem-
blyhasbeenremovedfromthemachine(seeRearAxle
Assembly Removal in this section).
Axle Shaft Removal
1. Remove the axle c over mounting screws. Remove
theaxlecoverfromtheaxlecaseasanassembly
(Fig. 27).
2. Useabearingpullertoremovethebearingandbevel
gear as shown (Fig. 28).
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.
Axle Shaft Installation
1. Coat new axle shaft seal with grease and install in
axle cover as shown (Fig. 29).
2. Press theaxle coverandbearing assemblyonto the
axle shaft. Press only on the inner race of the cover
bearing (Fig. 29).
3. Installretainingring,spacerandcorrectcombination
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. Mounting screw (6 used)
4. O-ring
Figure 27
17 to 20 ft--lb
(23to27N--m)
1. Bearing
2. Bevel gear
3. Bearing shims
4. Spacer
5. Retaining ring
Figure 28
1
2
3
4
5
1. Axle shaft seal
2. Axle cover
3. Bearing
4. Axle shaft
Figure 29
1
2
3
4
Axles, Planetaries
and Brakes