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TM 55-1905-223-24-10
a. Remove bow ramp shackles.
(1)
With bow ramp in raised position ensure that both bow ramp locking assemblies (3, FIGURE 4-11) and both
chain stoppers (1) are in locked position.
WARNING
Electrical components contain high voltages that can cause severe
injury or death. Before servicing, adjusting, replacing electrical or
mechanical components tag "Out of Service - Do Not Operate" and
disconnect the power supply to the three control panels and the
electrical motor in the hydraulic power pack assembly.
(2)
Refer to TM 55-1905-223-10 and shutdown bow ramp assembly.
NOTE
Port and starboard components must be changed out at the same time.
(3)
Position chain stopper (1) of appropriate stud chain (4) in the unlocked position.
NOTE
With equipment in this condition it is possible to remove both the stud
chain and the shackle.
(4)
Relieve tension on stud chain (4) by loosening turnbuckle locknuts (8); adjust the turnbuckle (9) outward until
enough slack is given to remove turnbuckle jaw pin (10) or stud chain shackle (6).
(5)
Remove shackle pins (5) from shackle (6) and ramp lifting pad (2). Turn shackle to allow clearance of stud
chain link (4) and remove.
b. Remove stud chain. To remove stud chains (4), remove turnbuckle jaw pin (10) and remove stud chain from
wildcat assembly.
c. Remove wire rope.
(1)
Secure bow ramp to a suitable deck fitting using a lifting sling of at least 35-ton capacity with opposite end
attached to one or both bow ramp shackles (6).
4-52
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