Service Manual

Groundsmaster 7200/7210Hydraulic System Page 4 – 48
Wheel Motors
1. Lock nut
2. Lug nut (5 used per wheel)
3. Wheel assembly
4. Wheel hub
5. Wheel stud (5 used per wheel)
6. Socket head screw (4 used per motor)
7. Wheel motor (LH shown)
8. Woodruff key
9. O–ring
10. Hydraulic fitting
11. O–ring
12. Hydraulic fitting
13. Hydraulic hose
14. Hydraulic hose
15. Brake caliper (LH shown)
16. Flange nut (4 used per side)
17. Cap screw (2 used per side)
18. Cap screw (2 used per side)
19. Brake support
Figure 32
FRONT
RIGHT
7
6
2
1
3
5
4
8
9
10
11
14
15
12
13
16
17
9
11
18
300 to 400 ft–lb
(407 to 502 N–m)
75 to 85 ft–lb
(102 to 115 N–m)
Loctite #271
Loctite #271
99 to 121 ft–lb
(135 to 164 N–m)
99 to 121 ft–lb
(135 to 164 N–m)
19
Removal (Fig. 32)
WARNING
Before disconnecting or performing any work on
the hydraulic system, all pressure in the system
must be relieved. See Relieving Hydraulic System
Pressure in the General Information section.
1. Park machine on a level surface, lower cutting deck
(or implement), stop engine, engage parking brake and
remove key from the ignition switch.
2. Loosen but do not remove lock nut that secures
wheel hub to wheel motor.
WARNING
Before jacking up the machine, review and follow
Jacking Instructions in Chapter 1 – Safety.
3. Jack up machine enough to allow the removal of the
drive wheel. Support machine with jack stands.