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Groundsmaster 4000--DHydraulic System (Rev. B) Page 4 -- 92
Lift/Lower Control Valve Service
1. Poppet
2. Spacer
3. Wiper
4. Seat
5. O--ring
6. Plug
7. Ring
8. Bushing
9. Cap
10. Relief valve poppet
11. O--ring
12. Retaining ring
13. Washer
14. Washer
15. Washer
16. Washer
17. Plug
18. O--ring
19. Spring
20. Backup washer
21. Detent spring
22. Plunger
23. Plug
24. O--ring
25. O--ring
26. Backup washer
27. Disc
28. Plunger
29. Plug assembly
30. Lockout spring
31. Spring
32. Relief plug assembly
33. Plunger
34. O--ring
35. Spool
36. Body
Figure 72
33
29
30
1
4
5
28
23
27
21
22
24
17
18
7
20
32
34
13
14
15
31
10
3
8
16
19
2
12
9
6
11
11
26
25
35
20 to 25 ft--lb
(27to33N--m)
36