USCG USCG Motor
Set 4 • Question #216 of 382
Launch Interactive Practice Room Automatic combustion control systems for some auxiliary boilers
A
low fuel pressure
B
low steam pressure
✓ Correct Answer
C
fuel return pressure
D
furnace air pressure
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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