JLG 450A_AJ Series II Service Manual - Manual (Page 229)

SECTION 4 - BOOM & PLATFORM
3121290 – JLG Lift – 4-17
19. Thread end cap (4) on shaft (2) end. Make sure wear
guide stays in place on end cap as it is threaded in hous-
ing (1).
20. Tighten end cap (4) and align holes for lock pins.
21. Place lock pins (53) provided in Helac seal kit in holes
with dimple side up. Using a punch, tap lock pins to bot-
tom of hole.
22. Insert set screws (54) over lock pins. Tighten to 25 in-lb
(2.825 Nm).