USCG USCG Motor
Set 5 • Question #250 of 382
Launch Interactive Practice Room A burner producing black smoke in an automatic auxiliary boiler, would be caused by a/an________.
A
incorrect electrode setting
B
defective solenoid valve
C
grounded high tension lead
D
incorrect primary air setting
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'A burner producing black smoke in an automatic auxiliary boiler, would be caused by a/an', the correct operational principle is: 'incorrect primary air setting'.
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