Tag shims for mounting pad from which removed, to ease installation
Remove capscrews (3) from hoist (4) and shims (5) from turntable mounting pads.
Position shims (5, Figure 2-11-1), as marked during removal, on turntable mounting pads for hoist (4).
Ensure rear mounting capscrews (3) for main hoist (6) only, are installed
from bottom of counterweight assembly. Failure to follow this caution will
cause damage to roof-mounted air conditioner on carrier cab when
Insert capscrews (3) in hoist (4) mounting holes.
Using suitable lifting device, lift hoist into position on turntable counterweight while ensuring capscrews
align and pass through shims (5) and mounting pad holes.
Ensure crane is level by checking bubble level in superstructure cab prior
to leveling hoist. Adjust level using outriggers as necessary.
Check that hoist is level by placing a level across the top of the hoist. Insert or remove shims (5) to
mounting pads as necessary to level hoist.
Secure hoist (4) to turntable counterweight with washers (2) and nuts (1). Torque nuts to 385 lbs-ft (522
Remove caps and tags, and connect three hydraulic lines to hoist.
Install rotation indicator controller unit with mounting bracket, refer to MAIN AND AUXILIARY HOIST
ROTATION INDICATOR CONTROLLER UNIT Installation procedures.
Install/reeve cable, refer to Operator's manual.
Attach a weight to the hook and raise and lower the load several times.
Check the hoist for smooth operation of the hoist motor and brake system.
Ensure the hydraulic connections are secure and free from leaks.
Remove the cable from the hoist (if applicable).
Rotate the hoist drum until one drain plug is at the highest point.