Rear Axle Assembly
7
6
70 ft--lb (94 N--m) maximum
1
8
5
3 4
2
11 10 9
14 1312
15
16
24
22
23
17
5
21
85 to 100 ft--lb
(115 to 135 N--m)
RIGHT
20
19
FRONT
18
Figure 8
1.
2.
3.
4.
5.
6.
7.
8.
Steering cylinder
Needle bearing
External snap ring
External snap ring
Thrust washer
Flat washer
9.
Cap screw
17. Tire and wheel assembly
18. Lug nut
10. Flat washer
11. Piston motor
12. O--ring
13. Pinion gear
14. Gear
15. Cap screw
16. Lock washer
19. Hex plug
20. O--ring
21. Drive axle assembly
22. Axle pivot pin
23. Stop pin
Lock nut
Grease fitting
24. Hydraulic fitting
Remove Rear Axle
Park machine on a level surface, lower cutting units,
stop engine, engage parking brake, and remove key
from the ignition switch.
3. Chock front wheels and jack up rear of machine (see
JackingInstructions inChapter1 -- Safety).Supportma-
chine with jack stands or solid wood blocks.
1.
4. Remove wheels from rear axle.
2.
tion Unit Operator’s Manual).
Drain oil from rear axle and axle gearbox (see Trac-
5. Remove hydraulic motor from axle assembly (see
RearAxleMotorinServiceandRepairssectionofChap-
ter 4 -- Hydraulic System).
CAUTION
6.
Remove hydraulic hoses from steering cylinder.
7.
of input gear case.
Remove hydraulic hose from hydraulic fitting on side
When servicing rear axle, use correct blocks,
hoists,andjacks.Makesuremachine isparked
on a solid, level surface such as a concrete
floor. Always chock or block wheels. Use jack
stands or solid wood blocks to support the
raised machine. If the machine is not properly
supported by blocks or jack stands, the ma-
chinemaymoveorfall,whichmayresultinper-
sonal injury.
8.
Remove lock nut and flat washer from pivot pin.
9.
pivot pin. Lower rear axle from machine. Note location
of thrust washer on both ends of axle mounting boss.
Support rear axle to prevent it from falling. Remove
Axles, Planetaries, and Brakes (Rev. B)
Page 6 -- 12
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 |
| Product Brand | Toro. Customer Service Representatives are available by phone:
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