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MACS Certification Verified Questions And Answers
MACS Certification Verified 
Questions And Answers 
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? - ANSWE...