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ProCore 648Hydraulic System Page 4 – 42
Wheel Motors
1. Rear wheel motor (LH shown)
2. Woodruff key
3. Parking latch support (2 used)
4. Stud (4 used per wheel)
5. Parking latch disc (2 used)
6. Wheel hub
7. Lock nut
8. Bearing plate
9. Lug nut
10. Tire and wheel assembly
11. Cap screw (4 used per rear motor)
12. Lock nut (4 used per motor)
13. Frame
14. Front wheel weight
15. Wheel weight adapter
16. Stud
17. Thrust washer
18. Front wheel motor
19. Front fork
20. Cap screw (4 used)
Figure 35
12
9
11
6
7
1
3
2
5
4
10
8
2
4
6
7
8
9
10
13
12
14
FRONT
RIGHT
15
16
17
12
18
19
20
15
16
17
190 to 230 ft–lb
(258 to 312 N–m)
190 to 230 ft–lb
(258 to 312 N–m)
45 to 55 ft–lb
(61 to 75 N–m)
45 to 55 ft–lb
(61 to 75 N–m)
Removal (Fig. 35)
1. Park machine on a level surface, fully raise coring
head, engage parking brake, stop engine and remove
key from the ignition switch. Secure coring head with
service latch.
CAUTION
Operate all hydraulic controls to relieve system
pressure and avoid injury from pressurized hy-
draulic oil. See Relieving Hydraulic System Pres-
sure in the General Information section of this
chapter.