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 TM 55-1905-223-24-6
2-14. Repair/Replace Drive Shaft. (FIGURE 2-5)
This task covers: a. Removal, b. Disassembly, c. Repair, d. Assembly,
e. Replacement
_____________
INITIAL SETUP
Equipment Condition
Tools
TM 55-1905-223-10, bowthruster engine and
Tool kit, general mechanic's,
bowthruster waterjet shutdown and tagged
"Out of Service Do Not Operate" (FM 55-502).
Combination wrench set, metric, 10mm
Fenders or gratings removed as needed for access.
through 24mm 5120-01-046-4979
Torque wrench kit,
P/N 3377216
Materials/Parts
Drive shaft P/N 287.00.O.05
Warning tags, Item 5, Appendix C
Solvent, Item 2, Appendix C
Rags, Item 1, Appendix C
_________
REMOVAL
_________
WARNING
Use extreme caution when checking energized circuits to avoid electrocution.
Always ensure affected circuits have been secured, locked out and tagged out.
Performing maintenance with circuits energized may result in death or injury to
personnel or equipment damage.
a. On the aft end of the drive shaft (5), remove eight bolts (1), lockwashers (2), and nuts (3)
joining flange yoke (4) to engine coupling flange (20).
b. On the forward end of the drive shaft (5), remove eight bolts (8), lockwashers (7) and nuts (6)
joining flange yoke (9) to waterjet drive flange (10).
c.
Compress spline (15) to achieve required clearance for drive shaft removal.
d.
Remove drive shaft (5).
_____________
DISASSEMBLY
a.
Remove two retaining rings (13) from the shaft yoke (11).
b.
Remove both bearing caps (12) out of the flange yoke (9).
c. Remove both bearing caps out of the shaft yoke (11) and remove the flange yoke (9) from the shaft yoke
(11).
Change 3
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