Rear Axle/Front Wheel Motor Service - Toro Groundsmaster 4100-D Service Manual
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Also See for Groundsmaster 4100-D:
- Service manual (340 pages) ,
- Operator's manual (64 pages) ,
- Installation instructions (4 pages)
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Rear Axle/Front Wheel Motor Service
18
8
6
17
1. Drive shaft
2. Backplate (front motor shown)
3. Housing assembly
4. Rotating assembly
5. Cam plate insert
6. Retaining ring
NOTE: The front wheel motors are identical. The rear
axle motor has some differences from the front motors.
Service of the front and rear motors requires the same
procedures.
Cleanliness is extremely important when repairing
these motors. Work in a clean area. Before disconnect-
ing the lines, clean port area of motor. Thoroughly clean
the outside of the motor. After cleaning, remove port
plugs and drain oil.
Hydraulic System
10
9
1
3
7. Cap screw (6 used)
8. Shaft seal
9. Retaining ring
10. Thrust race
11. O- -ring
12. Valve plate
Page 4 - - 82
9
10
13
11
4
5
Figure 64
Disassembly (Fig. 64)
1. Clamp the drive shaft end of the piston motor in a pro-
tected jaw vise with the cap screws up. Remove the six
cap screws (7) from the motor assembly.
2. Use a soft face hammer and tap the backplate (2) to
loosen and remove from housing.
3. Remove valve plate (12) and O--ring (11) from back-
plate. It is not necessary to remove roll pins (14, 15) in
backplate.
15 to 18 ft- -lb
(20 to 24 N- -m)
7
2
14
15
16
12
13. Thrust bearing
14. Roll pin
15. Roll pin
16. Bearing
17. Bearing
18. Washer
Groundsmaster 4100--D
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