Practice question

What is the function of the receiver-drier in an expansion valve-type AC system?

  1. To boil low-pressure liquid refrigerant into a cold vapor
  2. To store liquid refrigerant, filter debris, and absorb moisture using a desiccant bag
  3. To regulate the temperature of the condenser cooling fan
  4. To control the engagement of the compressor clutch

Answer: B — To store liquid refrigerant, filter debris, and absorb moisture using a desiccant bag

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