JLG 1500SJ Service Manual - Manual (Page 327)

SECTION 4 - BOOM & PLATFORM
3121262 – JLG Lift – 4-81
6. Using tool JLG p/n 4120043, torque the Outer Mid
Boom Retract Adjustment Nuts to 80 ft-lb (108 Nm),
alternating between the two ropes until both main-
tain the required torque.
7. Using tool JLG p/n 4120043, torque the Fly Boom
Retract Adjuster Nuts to 80 ft-lb (108 Nm), alternat-
ing between the two ropes until both maintain the
required torque.
8. Retract the boom 2-3 feet (0.6-1.0 m). Do not fully
retract or bottom out the booms.
9. Using tool JLG p/n 4120043, torque the Outer Mid
Boom Extend Adjustment Nuts to 80 ft-lb (108 New-
ton meters), alternating between the two ropes until
both maintain the required torque.
10. Using tool JLG p/n 4120040, torque the Fly Extend
Adjustment Nuts to 10 ft-lb (13.5 Nm), starting with
the inside ropes and doing the outside ropes last.
Refer to Figure 4-21., Torque Sequence for Fly
Extend Rope. Alternate between the four ropes until
all maintain the required torque.
Outer Mid Retract Adjusting
Nuts and Lock Plates
Fly Boom Retract Adjusting
Nuts and Lock Plates
Outer Mid Extend Adjusting
Nuts and Lock Plates
Fly Boom Extend Adjusting
Nuts and Lock Plates
3 1 2 4
Figure 4-21. Torque Sequence for Fly Extend Rope