JLG 740AJ Service Manual - Manual (Page 223)

SECTION 4 - BOOM & PLATFORM
3121160 – JLG Lift – 4-7
4. To install new links, extend the upper moving end
over the lower part of the track so the new connec-
tion point is in the curved part of the track. This will
allow the round half-shears to be rotated in a way
they will fit into the peanut-shaped cut-outs.
5. Install the pin into the center hole, then slide the
washer over the pin. Install the snap ring into the
groove in the pin.