Service Manual

Groundsmaster 4300--DPage 6 -- 8Chassis
Brake Service
1. LH wheel motor
2. Lug nut (5 used per wheel)
3. Hub
4. Wheel assembly
5. Hydraulic fitting (2 used per motor)
6. Hydraulic tube
7. Hydraulic tube
8. Cap screw (2 used per wheel shield)
9. O--ring
10. Hydraulic tube
11. O--ring
12. Lock nut (4 used per wheel motor)
13. Cap screw (4 used per wheel motor)
14. Brake bracket (2 used)
15. Lock nut (2 used per wheel shield)
16. RH wheel motor
17. Lock nut (2 used)
18. Flat washer (2 used per wheel shield)
19. Brake drum (2 used)
20. Front wheel shield (LH shown)
21. Rear wheel shield (LH shown)
22. Wheel stud (5 used per wheel)
23. Clevis pin (2 used)
24. LH brake assembly
25. RH brake assembly
26. Cap screw (4 used per brake assy)
27. Lock nut (4 used per brake assy)
28. Square key
29. Return spring (1 used per bracket)
30. Brake spring bracket (2 used)
31. Flange nut (1 used per bracket)
32. Jam nut (1 used per bracket)
33. Cap screw (1 used per bracket)
Figure 6
(427 to 521 N--m)
315 to 385 ft--lb
FRONT
RIGHT
70 to 90 ft--lb
(95 to 122 N--m)
2
3
6
8
9
10
11
13
1
5
7
12
14
15
16
17
18
19
20
4
21
22
23
24
25
26
27
28
29
30
31
32
5
14
9
11
33
28
Removal (Fig. 6)
1. Park the machine on a level surface, lower the cut-
ting decks and stop the engine. Remove the key from
the ignition switch.
2. Chock rear wheels to prevent machine fromshifting.
3. Loosen, but do not remove, wheel lug nuts and lock
nut (item 17) from wheel motor shaft.
4. Jack up frontof machine and remove front wheel as-
sembly (see Wheel Removal in this section). Make sure
to support machine with jack stands.
5. Make sure parking brake is disengaged.