Launch Equipment Re-Fitting-continued

TM 5-5420-279-23

9' DOUBLE SPREADER

BEAM ARRANGEMENT

686A667

(2)

Connect 30-ton (9' spreader beams) slings assembly to slide frame lifting points.

(3)

Lift launch equipment clears of packers and place on vehicle (15800 kg, 34833 lbs.)

Making sure that the front, ball joint mounting assembly sits on the location studs on the

slide housings of the relax mechanism and the twist locks at the rear end of the slide

frame.

(4)

Lock twist locks on both sides of slide frame.

(5)

Disconnect 30-ton (9' spreader beams) sling assembly from the slide fame lifting points.

(6)

Close folding walkways and re-clip.

(7)

Re-connect, relax mechanism by re-fitting the eight M-20 ball joint housing bolts using new

nyloc nuts, tighten to a torque of (550 Nm 406 llbs ft).

686A666

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