JLG 600SC_660SJC Service Manual - Manual (Page 192)

SECTION 5 - HYDRAULICS
5-48 – JLG Lift – 3121607
Figure 5-76. Location of Components - Main Control Valve
16*
20
19
19A
12A
12
10
4
26*
11
21*
17*
15*
13*
1***
7*
6*
5*
9*
18*
8*
3*
2**
60 in-lb (7 Nm)
4A
*18-20 ft-lb in-lb (24.5-27 Nm)
**25-27 ft-lb (34-37 Nm)
***4-5 ft-lb (6.5-9.5 Nm)
1. Solenoid Operated 2-Way valve 10. Platform Rotate Directional Control Valve 19. Upper Lift Directional Control Valve
2. Pressure Control Load Sense Cartridge 11. Upper Telescope Directional Control Valve 20. Swing Directional Control Valve
3. Main Relief Direct Operated Relief Valve 12. Flow Control Directional Control Valve 21. Direct Operated Relief Valve
4. Platform Level Directional Control Valve 13. Load Shuttle Valve 22. Not Used
5. Platform Level Check Valve 14. Load Shuttle Valve 23. Not Used
6. Platform Level Check Valve 15. Load Shuttle Valve 24. Not Used
7. Platform Level Relief Valve 16. Load Shuttle Valve 25. Not Used
8. Direct Operated Relief Valve 17. Load Shuttle Valve 26. Directional Control Valve (Lower Lift)
9. Pressure Compensated Flow Control (Fixed 0.2 GPM) 18. Direct Operated Relief Valve