Service Manual

Workman HD SeriesPage 9 − 46Hydraulic System
High Flow Hydraulic System Gear Pump Service
1. Retaining ring
2. Shaft seal
3. Front cover
4. Dowel pin (6)
5. O−ring (4)
6. Back−up seal
7. Pressure seal
8. Thrust plate
9. Drive shaft
10. Idler shaft
11. Front pump section body
12. Thrust plate
13. Pressure seal
14. Back−up seal
15. Rear flange
16. Lock washer (2)
17. Socket head screw (2)
18. Shaft seal
19. Retaining ring
20. O−ring
21. Rear cover
22. Washer (4)
23. Cap screw (4)
24. Cap screw (2)
25. Coupler
26. Thrust plate
27. Idler shaft
28. Drive shaft
29. Rear pump section body
30. Thrust plate
31. Front flange
Figure 34
HIGH FLOW HYDRAULIC SYSTEM GEAR PUMP
1
2
6
7
8
9
19
22
23
11
13
14
15
3
4
5
10
16
17
18
20
21
12
4
5
13
13
14
14
1819
24
25
26
27
28
29
30
220 in−lb
(25 N−m)
31
220 in−lb
(25 N−m)
4
4
265 in−lb
(30 N−m)