USCG USCG Motor
Set 12 • Question #95 of 382
Launch Interactive Practice Room The pressuretrol which is installed on an auxiliary boiler senses steam pressure changes and _________________.
A
controls the flow of feedwater to the boiler
B
monitors the boiler high water level
C
secures the fires when a fusible plug burns out
D
automatically regulates the quantity of oil and air flow to the burner
✓ Correct Answer
USCG NMC Regulatory Explanation
A pressuretrol is an electro-mechanical steam pressure controller on auxiliary boilers that senses steam header pressure fluctuations and modulates burner firing rates to maintain set steam pressure.
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