Macs 609 - Study guides, Class notes & Summaries

Study Guide Exam Section 609 And Correct Answers 2024.

MACS 609 CERTIFICATION EXAM QUESTIONS & ANSWERS CORRECT 100% The use of ultraviolet (UV) or fluorescent dyes in an HFO-1234yf system is: - answers Approved by some vehicle manufactures but not by others One effect of some refrigerant gases in the atmosphere is that they: - answers Contribute to trapping heat Which item is not mentioned in the SAE J2099 Standard of refrigerant purity? - answers Sludge When it has been determined that an A/C system has a low refrigerant charge, what s...

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

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 ...

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MACS 609 CERTIFICATION:- QUESTIONS & SOLUTIONS

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When two or more refrigerants are mixed, what must be done with the mixture? Send off-site to EPA certified reclaimer for reclamation or destruction Which SAE Standard(s) must be referred to on the label of approved HFC-134a refrigerant recycling machines? SAE J2210 or SAE J2788 When it has been determined that an A/C system has a low refrigerant charge, what should be done? Perform a leak test procedure Which item is not mentioned in the SAE J1991 standard of refrigerant purity? ...

MACS 609 Certification Exam Questions With 100% Correct Answers | Verified | Updated 2024