JLG 1500SJ Service Manual - Manual (Page 291)

SECTION 4 - BOOM & PLATFORM
3121262 – JLG Lift – 4-45
21. Push the outer mid assembly into the inner mid
while pulling the boom cables out the back fo the
inner mid section at the same time. Leave 3 to 4 feet
of the outer mid section sticking out of the inner mid
section.
22. Push the retract cable ends into the mounting recep-
tacles and install the cable sheaves and adjustment
nuts.
23. Push the outer mid assembly almost completely into
the inner mid boom section.
24. Install the cable retainer blocks over the fly boom
retract cables and insert the fly boom extend cable
into the mounting receptacles.