JLG 1500SJ Operation And Safety Manual page 38

SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
12. Platform
13. SkyGuard (If Equipped)
14. Cross Rail
15. Platform Control Console
16. Platform Level Cylinder
17. Platform Rotator
18. Jib Fly Boom
19. Jib Base Boom
20. Jib Lock Cylinder
21. Jib Rotator
Figure 2-2. Basic Nomenclature - Sheet 2 of 3
2-10 – JLG Lift – 3121261