USCG Exam PracticeRefrigeration principles and systems
What are the four essential components of the vapor-compression refrigeration cycle, connected in a loop?
- A. Compressor, condenser, receiver, and evaporator
- ✓ Compressor, condenser, metering device, and evaporatorCorrect
- C. Compressor, filter-drier, metering device, and evaporator
- D. Compressor, condenser, metering device, and receiver
Why B is correct
NAVEDTRA 14075 §6-1 identifies the four essential components as the compressor, condenser, metering (expansion) device, and evaporator. The receiver and filter-drier are auxiliary components, not part of the four-component loop.
Cited:NAVEDTRA 14075 §6-1