Practice question

Equipment certified to SAE J2788 for R-134a may be used for R-1234yf service:

  1. Yes, all HFC and HFO equipment is interchangeable
  2. No — R-1234yf requires separate dedicated equipment certified for that refrigerant
  3. Only if the machine is labeled 'universal'
  4. Yes, after adding a special adapter kit

Answer: B — No — R-1234yf requires separate dedicated equipment certified for that refrigerant

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