USCG USCG Steam
Set 11 • Question #68 of 496
Launch Interactive Practice Room If the boiler water and condenser hotwell levels are normal, but the DC heater level is only 30% of full, you should __________.
A
increase the speed of the condensate pump
B
open the feed pump recirculating valve wide
C
open the makeup feed
✓ Correct Answer
D
bypass the vent condenser and third- stage feed heater
USCG NMC Regulatory Explanation
The Deaerating Feed Tank (DFT / DC Heater) scrubs dissolved oxygen and non-condensable gases from boiler feedwater using direct contact steam heating, preventing localized oxygen pitting corrosion in economizers and steam drums.
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