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 TM 55-1905-223-24-10
4-12. Repair Hydraulic Winch Assembly. (FIGURE 4-4)
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, tagged "Out of Service - Do
Torque wrench (30-300 ft-lbs),
Not Operate."
5120-01-125-5190
Refer to the following paragraphs in this
Lifting sling P/N 3375958
maintenance manual.
Hydraulic hand pump removed/replaced.
Materials/Parts
Emergency handcrank removed/replaced
Hydraulic winch assembly P/N FH5-20
Hydraulic fluid, Item 2, Appendix C
Hydraulic motor removed/replaced.
Cleaning solvent, Item 5, Appendix C
Lubrication fluid, Item 9, Appendix C
Hydraulic failsafe brake removed/
Oil warning tags, Item 1, Appendix C
replaced. Para. 2-23.
REMOVAL
WARNING
o
With bow ramp in raised position, ensure that both chain stoppers and both ramp
locking assemblies are in locked position before removal of a bow ramp wire rope.
Failure to do so prior to removal of a wire rope may cause the bow ramp to lower,
endangering personnel and landing craft.
o
Keep personnel clear of areas around or under wire ropes and stud chains. A failing
wire rope or stud chain can cause serious injury or death.
Change 1
4-17
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