USCG USCG Steam
Set 2 • Question #282 of 496
Launch Interactive Practice Room Which of the devices listed is used to keep overheated condensate from flowing to the deaerating feed tank?
A
Saltwater cooler
B
Freshwater cooler
C
Recirculating line to the main condenser
✓ Correct Answer
D
Recirculating line to the main feed pump
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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