INNER BOOM REPLACEMENT/REPAIR - continued

TM 10-3930-673-34

16-12. INNER BOOM REPLACEMENT/REPAIR (CONT)

(29) Install cover (57) to rear of outer

boom (40) with four new

lockwashers (56) and screws (55).

(30) Adjust extend chain and retract chain (TM 10-3930-673-20).

(31) Place attachment vertically approximately 15 ft (5 m) in front of vehicle in line with

boom.

(32) Start engine (TM 10-3930-673-10) and carefully extend boom so that bore in inner boom

is aligned with, but still 3 ft (1 m) away from, attachment (1).

(33) Stop engine (TM 10-3930-673-10).

(34) Attach lifting straps through upper end of carriage tilt cylinder (34) and attach lifting

strap to overhead lifting device.

(35) Move carriage tilt cylinder (34) to attachment (1) and partially lower cylinder into

attachment.

16-68.8

Change 1