JLG 450A_AJ Series II Service Manual - Manual (Page 58)

SECTION 3 - CHASSIS & TURNTABLE
3-18 – JLG Lift – 3121290
21. Torque shoulder bolts (13) 18 to 25 ft-lb (25 to 34 Nm).
Torque bolts (12) 18 to 25 ft-lb (25 to 34 Nm).
22. Turn hub (1G) on its side. Insert coupling (14) into end of
spindle (1A).
23. Roll test unit in clockwise and counterclockwise direc-
tions. Perform same number of turns in each direction as
the ratio of the unit. The ratio is the last two digits of the
model number on the unit’s ID tag.
24. Leak test unit at a pressure of 5 psi (34.47 kPa) for 2 to 3
minutes.
25. At this point main assembly is complete.