Macs stuvia Study guides, Class notes & Summaries

MACS 609 CERTIFICATION EXAM QUESTIONS & ANSWERS CORRECT 100% Last document update:   ago

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 When can HFC-134a become combustible in a mobile air conditioning system? - Answer If shop air ...

MACS Certification Exam Questions With Verified Answers Last document update:   ago

If the mechanic's gauges rise from a vacuum to pressure, what is required? - Answer Additional recovery What is the only way to fully clear moisture from the A/C system? - Answer Replacing the desiccant Pressure ______ the boiling point - Answer Raises Vacuum _______ the boiling point - Answer Lowers What should you do when replacing hoses? - Answer Make sure you have the correct type/size of tubing What does GWP stand for? - Answer Global Warming Potential CO2 is equal to wha...