USCG USCG Motor
Set 13 • Question #122 of 382
Launch Interactive Practice Room On an automatically fired auxiliary boiler, the steam pressure limit switch is wired into the burner electric circuit to_________________.
A
sound an alarm when the burner is shut off
B
energized the flame scanner circuit when high boiler pressure is reached
C
shut off the burner when the cutoff pressure is reached
✓ Correct Answer
D
prevent burner operation in the event of low boiler water level
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'On an automatically fired auxiliary boiler, the steam pressure limit switch is wired into the burner electric circuit to', the correct operational principle is: 'shut off the burner when the cutoff pressure is reached'.
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