USCG USCG Motor
Set 4 • Question #209 of 382
Launch Interactive Practice Room The purpose of the programmed purge cycle on an automatically fired auxiliary boiler is to__________.
A
cool the furnace to prevent preignition
B
remove explosive vapors from the furnace
✓ Correct Answer
C
evaporate accumulated unburned fuel oil
D
provide sufficient air in the furnace to allow ignition of the fuel.
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'The purpose of the programmed purge cycle on an automatically fired auxiliary boiler is to', the correct operational principle is: 'remove explosive vapors from the furnace'.
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