Engine Refrigeration (Supplementary) USCG Question #47 (Set 1)

Which recovery procedure should be used to minimize the loss of oil from the system during the recovery of refrigerant from small appliances such as a water cooler?

Official USCG Answer & Rule Citation

Correct Answer: Option B — vapor recovery

Under USCG National Maritime Center examination standards, the accepted correct answer is: vapor recovery.

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