Refrigeration & Air Conditioning USCG Question #476 (Set 10)

In refrigeration systems with multiple evaporators, the metering of refrigerant to each refrigerated space evaporator is accomplished by what device?

Official USCG Answer & Rule Citation

Correct Answer: Option D — the individual thermal expansion valves

In multi-evaporator marine systems sharing a common compressor and condenser, individual thermostatic expansion valves independently meter refrigerant to each evaporator coil based on localized superheat requirements.

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