JLG 340AJ Service Manual - Manual (Page 153)

SECTION 4 - BOOM & PLATFORM
3121259 – JLG Lift – 4-21
14. Install the stop tube (400) onto the shaft end if neces-
sary. Stop tubes are an available option to limit the rota-
tion of an actuator.
15. Coat the threads on the end of the shaft with anti-seize
grease to prevent galling.
16. Thread the end cap (4) onto the shaft (2). Make sure the
wear guide remains in place on the end cap as it is
threaded into the housing (1).
17. Tighten the end cap (4) using a metal bar. In most cases
the original holes for the lock pins will align.
18. Insert the lock pins (109) provided with the Helac seal kit
into the holes with the dimple side up. Then, using a
punch, tap the lock pins to the bottom of the hole.
19. Insert the set screws (113) over the lock pins. Tighten to
25 in-lbs. (2.8 Nm).