JLG 660SJ Service Manual - Manual (Page 188)

SECTION 4 - BOOM & PLATFORM
4-40 – JLG Lift – 3121298
3. Install new 8-32 x 0.500 self threading screw on other
side. Torque to 18-20 in-lb (2-2.25 Nm).
NOTE: When tightening screws make sure screw head is seated
against link with no space in between link and underside of
screw head.
Replace Fixed End Brackets
REPOSITION CABLES/HOSES. KEEP COVERED DURING GRINDING TO PREVENT
DAMAGE.
1. Remove rivets as shown in link removal instructions..