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Groundsmaster 4000--D/4010--DHydraulic System Page 4 -- 88
Piston (Traction) Pump Service
1. Drive shaft
2. Retaining ring
3. Shaft seal
4. Washer
5. Retaining ring
6. Thrust bearing race
7. Thrust bearing
8. Bearing
9. Housing
10. Seal set
11. Servo piston
12. Gasket
13. Cover plate
14. Flat washer (4 used per cover)
15. Socket head screw (4 used per cover)
16. Washer
17. Jam nut
18. Seal washer
19. Plug
20. O--ring
21. Cradle
22. Bushing
23. Screw
24. Valve plate
25. Bearing
26. Forward relief valve
27. O--ring
28. O--ring
29. Bypass valve
30. Reverse relief valve
31. Cover plate
32. Housing gasket
33. Control orifice (.028) (2 used)
34. Flat washer (4 used)
35. Manual servo control assembly
36. Cap screw (4 used)
37. Control orifice (.036)
38. Backplate
39. Roll pin
40. Housing gasket
41. Rotating kit
42. Camplate
43. Servo piston follower
44. Cap screw (2 used)
45. Bushing dowel (2 used)
46. Socket head screw (6 used)
47. Control arm
48. Hex nut
49. Lock washer
Figure 70
31
32
33
35
36
40
41
42
1
2
3
4
5
6
7
8
9
16
18
19
20
22
24
26
27
28
29
30
11
12
13
14
15
44
10
23
25
15
37
21
39
17
43
49
38
5
6
10
12
14
27
34
46
45
48
47
(136 to 149 N--m)
100 to 110 ft--lb
(136 to 149 N--m)
100 to 110 ft--lb
40 to 48 in--lb
(4.5 to 5.4 N--m)
25 to 28 ft--lb
(34to38N--m)
40 to 48 in--lb
(4.5 to 5.4 N--m)
4to6ft--lb
(5 to 8 N--m)
150 to 160 in--lb
(17to18N--m)
27 to 31 ft--lb
(37to42N--m)
40 to 48 in--lb
(4.5 to 5.4 N--m)