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 TM 55-1905-242-14
OPERATOR MAINTENANCE
FOR LANDING CRAFT, MECHANIZED (LCM-8) (ALL VESSELS WITH MOD 2 APPLICATION)
OPERATOR TROUBLESHOOTING PROCEDURES
ALARM SYSTEMS
INITIAL SETUP:
Personnel Required:
One Watercraft Engineer, 88L
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Engine alarm system
1.
Ensure that no alarm condition (low lube oil
Correct any problems found.
alerts when no problem
pressure or high coolant temperature) actually
exists.
exists.
2.
Check wiring and sensors on the engine for
Notify unit maintenance of
for any obvious damage.
any damage found.
2. Engine alarm system
1.
Check that circuit breaker is ON.
Set to ON the circuit breaker.
is inoperative.
2.
Check that engine is running.
Start engine.
3. Fire detection system
Ensure that no alarm condition (fire in the
Correct any problems found.
alerts when no problem
engine room or smoke in the accommodation
actually exists.
module) actually exists.
4. Fire detection system
1.
Check that circuit breaker is ON.
Set to ON the circuit breaker.
is inoperative.
2.
Ensure that the SILENCE switch is in the
Place SILENCE switch in
down position.
the down position.
3.
Note whether the POWER light is lit.
If the POWER light is not lit,
notify unit maintenance for
repair.
5. General alarm system is
1.
Ensure that the circuit breaker is ON.
Set to ON the circuit breaker.
inoperative.
2.
Check the alarm bells for anything that
Clear the obstructions from
might obstruct or muffle the bell.
the bell.
END OF WORK PACKAGE
0035 00-1/2 blank
0035 00-1
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