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 TM 55-1905-223-24-3
Section V. INTERMEDIATE DIRECT SUPPORT MAINTENANCE PROCEDURES
MAINTENANCE OF SHIP'S SERVICE GENERATOR SETS, ELECTRIC AND AIR START
3-12. Replace/Repair Ship's Service Generator Sets, Electric and Air Start.
This task covers:
a. Removal,
b.
Repair,
c.
Replacement.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's
Engine cooled below 120 (50 ).
F
C
rail and marine diesel engines,
Cooling system drained (Table 2-1,
Item 24).
Tool kit, electrician's
Lube oil drained (Table 2-1, Item 15).
Air supply secured (port).
Lifting fixture P/N 3822512
Battery bank disconnected (stbd)
Lifting sling P/N 3375958
TM 55-1905-223-10.
Torque wrench kit P/N 3377216
Materials/Parts
New generator set and subbase
P/N S.O. 56419 (electric start) or
P/N S.O. 56420 (air start)
Lubricating oil, Item 2, Appendix C
Antifreeze coolant, Item 8, Appendix C
REMOVAL
WARNING
Ensure that all local and automatic starting circuits are disabled
to avoid injury to personnel.
a. Turn all starting circuits to the generator assembly OFF and tag. Close start air valves on air start
engine and tag.
b. Disconnect all external wiring and cables to generator assembly and tag. Refer to paragraph 3-13.
(1) Remove the terminal box cover on generator. Disconnect cable connectors in the cover as
necessary for access into terminal box.
3-8
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