USCG USCG Motor
Set 1 • Question #24 of 382
Launch Interactive Practice Room Fusible plugs are installed in fire-tube boilers to __________.
A
provide a means of draining the boiler
B
warn the engineer of low water level
✓ Correct Answer
C
cool the crown sheet at high firing rates
D
open the burners' electrical firing circuits
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'Fusible plugs are installed in fire-tube boilers to', the correct operational principle is: 'warn the engineer of low water level'.
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