USCG USCG Steam
Set 11 • Question #86 of 496
Launch Interactive Practice Room When the automatic combustion control fails, what should you do to control the air supply to a boiler?
A
Reduce the firing rate.
B
Open the forced draft fan crossover damper.
C
Manually control the fan discharge damper position.
✓ Correct Answer
D
Manually control the fan inlet damper position.
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'When the automatic combustion control fails, what should you do to control the air supply to a boiler', the verified engineering fact is: 'Manually control the fan discharge damper position.'.
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