Macs 609 Study guides, Class notes & Summaries
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MACS 609 CERTIFICATION
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MACS 609 CERTIFICATION
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MACS 609 Page 1-7 with 100- correct answers 2024.
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Since _____, it is illegal to vent substitutes for CFC and HCFC refrigerants 
Nov 15, 1995 
 
 
 
R-134a is a chlorine-free refrigerant 
True 
 
 
 
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Since ________, it is no longer legal for CFCs to be manufactured or imported into the United States 
Jan 1, 1996 
 
 
A refillable refrigerant cylinder must not be filled above ______ of its full capacity. 
80% 
 
 
 
Section...
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MACS 609 CERTIFICATION Accurate 100%
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MACS 609 CERTIFICATION Accurate 100% 
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 cond...
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MACS 609 CERTIFICATION QUESTIONS AND ANSWERS | 2024/2025 | GRADED A+
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MACS 609 CERTIFICATION QUESTIONS 
AND ANSWERS | 2024/2025 | GRADED 
 
A+ 
 
What is the primary focus of training under this certification? 
 
 The training focuses on proper procedures for handling and servicing automotive air 
conditioning systems, including refrigerant recovery, recycling, and system repairs. 
 
What are the essential components of an automotive air conditioning system that technicians 
should be familiar with? 
 
 Technicians should be familiar with the compressor, condenser...
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MACS 609 CERTIFICATION LATEST EXAM 2024 UPDATED QUESTIONS WITH CORRECT ANSWERS 100% RATED BY EXPERTS
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MACS 609 CERTIFICATION LATEST EXAM 2024 UPDATED QUESTIONS WITH CORRECT ANSWERS 100% RATED BY EXPERTSMACS 609 CERTIFICATION LATEST EXAM 2024 UPDATED QUESTIONS WITH CORRECT ANSWERS 100% RATED BY EXPERTSMACS 609 CERTIFICATION LATEST EXAM 2024 UPDATED QUESTIONS WITH CORRECT ANSWERS 100% RATED BY EXPERTSMACS 609 CERTIFICATION LATEST EXAM 2024 UPDATED QUESTIONS WITH CORRECT ANSWERS 100% RATED BY EXPERTSMACS 609 CERTIFICATION LATEST EXAM 2024 UPDATED QUESTIONS WITH CORRECT ANSWERS 100% RATED BY EXPERTS...
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MACS 609 CERTIFICATION Questions with 100% Actual correct answers | verified | latest update | Graded A+ | Already Passed | Complete Solution 2024 - 2025
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MACS 609 CERTIFICATION Questions with 100% Actual correct answers | verified | latest update | Graded A+ | Already Passed | Complete Solution
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MACS 609 Certification Exam – Questions And Solutions
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MACS 609 Certification Exam – Questions And Solutions
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MACS BUNDED EXAMS
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MACS CERTIFICATION QUESTIONS AND ANSWERS

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MACS CERTIFICATION QUESTIONS AND ANSWERS

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MACS EXAM QUESTIONS AND ANSWERS

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MACS 609 CERTIFICATION Q&A

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MACS 609 CERTIFICATION

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MACS 100 EXAM 1 STUDY GUIDE, MACS 100 EXAM 2

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