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 TM 55-1905-223-24-3
4-15. REPAIR FLYWHEEL AND FLYWHEEL HOUSING GROUP
This task covers:
a. Repair.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's rail
Flywheel and housing removed,
and marine diesel engines,
Engine lifting fixture P/N 3822512
Engine lifting sling P/N 3375958
Torque wrench kit P/N 3377216
Combination wrench set 5120-01-046-4979
Magnetic crack detector ST-1166
Materials/Parts
Coil, electric P/N 3034572
Heat determining crayon or
equivalent, Item 41, Appendix C
Metal cleaning solvent,
Item 6, Appendix C
Crocus cloth (fine),
Item 26, Appendix C
Spur gear P/N 4851
Protective gloves, Item 40, Appendix C
REPAIR
a.
Clean the flywheel (13, Figure 4-38) with solvent.
b.
Inspect for nicks or burrs. Check for cracks with magnetic crack detector ST-1166.
c.
Use a fine crocus cloth to remove small nicks and burrs.
WARNING
Do not use a cracked or resurfaced flywheel. It can break, causing serious
personal injury or property damage.
d.
Inspect the flywheel spur gear (14) teeth for cracks and chips.
4-86
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