USCG USCG Steam
Set 15 • Question #186 of 496
Launch Interactive Practice Room The possibility of a flareback in a boiler will be reduced if you __________.
A
rotate the soot blower elements one complete revolution prior to lighting off
B
maintain the fuel oil to the burner at the flash point
C
supply a minimum of excess air
D
purge the furnace with fresh air prior to lighting off
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'The possibility of a flareback in a boiler will be reduced if you', the verified engineering fact is: 'purge the furnace with fresh air prior to lighting off'.
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