JLG 450A_AJ Series II Service Manual - Manual (Page 137)

SECTION 3 - CHASSIS & TURNTABLE
3121180 – JLG Lift – 3-87
NOTE: If end cover has a valve (24) or five bolt holes, use
line scribed on cover to radially align end cover to its
original position.
20. Assemble bolts (1) and screw in finger tight. Remove
and replace two alignment studs with bolts after other
bolts are in place. Alternately and progressively
tighten bolts to pull end cover and other components
into place with a final torque of 25-30 ft-lb (34-41 Nm).