Input Shaft/Pinion Gear
35
to 41 ft--lb
(
47 to 56 N--m)
1
18
2
3
20
19
17
4
5
6
7
8
16
18
9
10
15
14
10
9
13
11
35 to 41 ft--lb
(47 to 56 N--m)
12
Figure 28
1.
2.
3.
4.
5.
6.
7.
Nut (2 used)
Lock washer (2 used)
Stud (2 used)
Lock nut
Stake washer
Oil seal
O-ring
8.
9.
Seal collar
15. Gear case
16. Gasket
17. Cover plate
18. Dowel pin
19. Lock washer (6 used)
20. Cap screw (6 used)
Bearing
10. O-ring
11. Input shaft/pinion gear
12. Bearing case
13. Shim
14. Screw (2 used)
The following procedures assume the rear axle assem-
bly has been removed from the machine.
NOTE: Replacement input shaft/pinion gear (item 11)
is only available in matched set with differential ring
gear.
Removal (Fig. 28)
Installation (Fig. 28)
1.
Remove the cover plate, gasket and gear case as-
sembly from the axle assembly.Remove thegasketand
any remaining gasket material.
NOTE: When installing bearing cones onto the input
shaft/pinion gear, press only on the inner race of the
bearing cone.
2.
Remove the retaining rings and the driven gear from
the input shaft/pinion gear.
1. If the inner bearing cone was removed, press a new
bearingconeallthewayontotheinputshaft/piniongear.
3.
Remove input shaft/pinion gear assembly from the
gear case. Remove the shims and bearing case O-
rings.
2. Place the shaft and bearing assembly in the bearing
case and install the outer bearing cone.
4.
Remove and discard the stake washer.
Release the stake washer and remove the lock nut.
NOTE: The bearings must be completely seated.
There should be no input shaft/pinion gear end play.
5.
bearing cone and bearing case. Remove and discard
the oil seal and O-ring.
Drive the input shaft/pinion gear out from the outer
3. Coat a new oil seal with grease and install as shown
(Fig. 29). The seal should be installed with the garter
spring towards the hydraulic motor location.
6.
cases for damage and wear. Replace components as
necessary.
Inspect all gears, shafts, bearings, spacers and
4. Coat new O-ring with grease. Install O-ring in the oil
seal collar and install the collar.
Axles, Planetaries and Brakes
Page 6 -- 24
Groundsmaster 4500--D/4700--D
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
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| Document Type | Service Manual |
| Language | English |
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