ARMY TM 5-5420-212-10-1MARINE CORPS TM 08676A-10/1-1(7)Prepare four jacks for use by operating jacks until 9 in (23 cm) of ram is showing.(8)Place two jacks into jack supports.(9)Lower jack hoods to jack head.(10) Hold hood of post against jack head and jack post. Raise jacks to take weight of the bridge from thefront roller beam. The weight of the bridge is resting on the jacks. Operate both jacks together andkeep bridge as level as possible.(11) Remove front roller beam by pulling it out to one side of the bridge. Operate retractable pins in rollerbeam to enable roller beam to be withdrawn side ways through the adjustable support. Thendisassemble remainder of front roller beam.(12) Place packing under end taper panel to form temporary packing. Stack should be built to within 9 in (23cm) of end taper panel.4-80
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