JLG 120HX ANSI Service Manual - Manual (Page 39)

SECTION 2 - PROCEDURES
3120686 – JLG Lift – 2-19
7
18
18
4
3
2
1
8
9
15
15
10
11
1. Boom Base
2. Inner Mid Boom
3. Outer Mid Boom
4. Fly Boom
5. Telescope Cylinder
6. Outer Mid Extend Chain
7. Fly Extend Chain
8. Fly Retract Chain
9. Outer Mid Retract Chain
10. Tele Cylinder Sheave
11. Sheave
12. Chain Extend Rod
13. Chain Attach Pin
14. Chain Adjustment Assembly
15. Chain Adjustment Assembly
16. Upper Rear Wear Pad
17. Adjustment & Jam Nuts
18. Safety Chain
13
Figure 2-7. Boom Assembly - Sheet 2 of 2