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If lubricant is removed by recovery equipment during system refrigerant removal, what must be done with the lubricant? - Answer Re-install lubricant removed by the recovery equipment Before reuse, what must be done with HFC-134a that has been recovered from a mobile A/C system using recovery-only equipment? - Answer Question 2 options: Recycle the HFC-134a before reuse using certified equipment

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MACS 609 – CERTIFICATION EXAM PRETEST QUESTIONS WITH VERIFIED ANSWERS The age of the vehicle - ANSWER Which of the following is not a true factor in how much refrigerant can be recovered from a A/C system? To minimize refrigerant loss - ANSWER Why is it important to make sure that the service port caps are not damaged when reinstalling them? Dispose of it in accordance with federal, state, local requirements - ANSWER What must be done with the lubricant once it is removed by...

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