Input Shaft/Pinion Gear
1
35
(47
to 41 ft--lb
to 56 N--m)
18
2
3
17
4
5
6
7
16
8
18
9
15
10
14
10
9
13
35
(47
to 41 ft--lb
to 56 N--m)
11
12
Figure 30
1.
2.
3.
4.
5.
6.
Nut (2 used)
Lock washer (2 used)
Stud (2 used)
Lock nut
Stake washer
Oil seal
7.
8.
9.
O-ring
13. Shim
Seal collar
Bearing
14. Screw (2 used)
15. Gear case
16. Gasket
10. O-ring
11. Input shaft/Pinion gear
12. Bearing case
17. Cover plate
18. Dowel pin
The following procedures assume the rear axle assem-
bly has been removed from the machine (see Rear Axle
Assembly Removal in this section).
Installation (Fig. 30)
NOTE: When installing new bearing cones, press only
on the inner race of the bearing cone.
Removal (Fig. 30)
1.
If the inner bearing cone was removed, press a new
1.
sembly from the axle assembly.Remove thegasketand
any remaining gasket material.
Remove the cover plate, gasket and gear case as-
bearingconeallthewayontotheinputshaft/piniongear.
2.
Place the shaft and bearing assembly in the bearing
case and install the outer bearing cone.
2.
the input shaft/pinion gear.
Remove the retaining rings and the driven gear from
NOTE: The bearings must be completely seated.
There should be no input shaft/pinion gear end play.
3.
gear case. Remove the shims and bearing case O-
rings.
Remove input shaft/pinion gear assembly from the
3.
(Fig. 31). The seal should be installed with the garter
spring towards the hydraulic motor location.
Coat a new oil seal with grease and install as shown
4.
Remove and discard the stake washer.
Release the stake washer and remove the locknut.
4.
seal collar and install the collar.
Coat new O-ring with grease. Install O-ring in the oil
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
5.
tight.
Install a new stake washer. Install the lock nut finger
6.
Setthebearingpreloadbysecuringthebearingcase
6.
cases for damage and wear. Replace components as
necessary.
Inspect all gears, shafts, bearings, spacers and
in a vise. Thread a M12 x 1.5 hex head cap screw into
the splined end of the input shaft/pinion gear and slowly
tighten the lock nut until 4 to 6 in-lb (0.4 to 0.7 N--m) of
force is required to rotate the input shaft/pinion gear in
the bearing case.
NOTE: Replacement input shaft/pinion gears are only
available in matched ring and pinion sets.
Axles, Planetaries and Brakes
Page 6 -- 24
Groundsmaster 4000--D
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
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|
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| Language | English |
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