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 TM 55-1905-223-24-10
4-19. Repair Bow Ramp Lifting Assembly.
This task covers:
a. Removal,
b. Repair,
c. Replacement.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's,
TM 55-1905-223-10, bow ramp assembly
shut down and tagged "Out of Service -
Lifting sling P/N 3375958
Do Not Operate."
Materials/Parts
Shackle (2) P/N M877AG
Stud chain (2 ea) P/N 21.63.61-4
Wire rope P/N 21.69.64-2
Wire rope P/N 21.69.64-1
Warning tags, Item 1, Appendix C.
REMOVAL
WARNING
o Ensure that all personnel are clear of the winch wire ropes, sheaves,
chains, chain stoppers, wildcats, ramp, and ramp hinges before
operating the bow ramp assembly to raise or lower ramp. A failing
wire rope or stud chain can cause serious injury or death. Notify
operations personnel prior to starting system.
o With bow ramp in raised position, ensure that both chain stopper and
both ramp locking assemblies are in locked position before removal
of bow ramp shackle, turnbuckle, wire rope or stud chain. Failure to
do so may cause bow ramp to lower endangering personnel and
vessel. Change out only one side at a time.
Change 1
4-51
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