SkyTrak 3606 Service Manual - Manual (Page 273)

Hydraulic System
9-79
Main Control Valve Legend
Hoist/Lower and Extend/Retract Sections
1. Main Control Valve Assembly
(includes items 2 through 42)
2. Special Upper Nut
3. Special Lower Nut
4. Upper Tie Rod
5. Lower Tie Rod
6. Orifice Shut-off Plug Assembly
7. Outlet Section Assembly
8. Boom Extend/Retract Section Assembly
(includes items 10 through 25)
9. Boom Hoist/Lower Section Assembly
(includes items 10 through 26)
10. Socket-head Capscrew
11. Retainer
12. Spool Cap
13. Shoulder Socket-head Screw
14. Flat Washer
15. Spring
16. Spacer
17. O-Ring
18. Spool Cap Retainer
19. O-Ring
20. O-Ring (see KITS)
21. Shuttle
22. Spool Cap
23. Socket-head Capscrew
24. Poppet
25. Spring
26. Anti-void Assembly
27. Relief Valve Assembly, preset at 3750 ± 50 psi
(258,75 ± 3,5 bar)
(includes items 29 through 36)
28. Relief Valve Assembly, preset at 3200 ± 50 psi
(220,8 ± 3,5 bar),
(includes items 29 through 36)
29. O-Ring
30. O-Ring
31. O-Ring
32. Back-up Ring
33. Spring
34. Spring
35. Back-up Ring
36. Spring
37. Mid Inlet Section Assembly
(includes items 38 through 40)
38. O-Ring
39. O-Ring
40. Shuttle
41. SAE Plug Assembly
42. O-Ring
43. Seal Kit, entire valve (includes items 17, 19, 20 and 42 and
additional items on Attachment Tilt and Frame Tilt Sections)
44. Seal and Spring Kit, relief valve
45. Plug
46. Poppet
47. Back-up Ring
48. Jam Nut
49. Plug
50. Pilot Poppet
51. Housing
52. Piston
53. Relief Valve Poppet
54. Check Valve Poppet
Model 3606 • Origin 10/99