MACS 609 CERTIFICATION Question and Answer 100% Correct

MACS 609 CERTIFICATION Question and Answer 100% Correct If lubricant is removed by recovery equipment during system refrigerant removal, what must be done with the lubricant? - 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? - Question 2 options: Recycle the HFC-134a before reuse using certified equipment When can HFC-134a become combustible in a mobile air conditioning system? - If shop air is used in the system in an attempt to check for leaks and HFC-134a is present Which type of mobile A/C system will usually require additional time / precautions to extract all the refrigerant? - Accumulator type Electronic leak detectors certified to SAE J2791 have the capacity of identifying leakage rates as low as: - 0.15 ounces per year