Service Manual Instruction Manual

SECTION 4 - BOOM & PLATFORM
4-34 – JLG Lift – 3121171
NOTE: The lower link weighs approximately 659 lbs. (299 kg).
13. Insert a pin through the hole in the lower link so that a
lifting strap can be used to position the link in the tower
fly section.
14. Install the pivot pin. Install the keeper pin and apply Loc-
tite #271 to the retaining bolt. Torque the bolt to 285
ft.lbs. (386Nm).
NOTE: The main lift cylinder weighs approximately 785 lbs. (356
kg). The upper link weighs approximately 412 lbs. (187 kg).
15. Lift the main lift cylinder into position with the lower
link. Install the pivot pin in part way. Lift the upper link
to align the pivot pin bushings in the lower link, lift cyl-
inder, and upper link.