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Exam (elaborations)

MACS Test Exam UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

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MACS Test Exam UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS How much oil is lost during recovery? - CORRECT ANSWER What's an issue with flushing an AC system? - CORRECT ANSWER all debris from system Is Topping Off a charge in a car allowed? - CORRECT ANSWER Hold time after a system recovery? - CORRECT ANSWER Very little if any It dosnt remove Yes 5mins What will happen to oil in a R134a system if left open? - CORRECT ANSWER moisture from air Safety info about refrigerant is kept where? - CORRECT ANSWER Sucks MSDS Sheet What is the purpose of service caps? - CORRECT ANSWER They're the primary seal What is the result of R134a leaking into the atmosphere? - CORRECT ANSWER gets trapped in the troposphere Is 1234yf flammable? - CORRECT ANSWER Yes only a little What must be done after purchasing a new recovery machine? - CORRECT ANSWER Register it with the EPA Why would excess oil come out during recovery? - CORRECT ANSWER It System probably had an oil overcharge

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MACS Test Exam UPDATED ACTUAL
QUESTIONS AND CORRECT ANSWERS
How much oil is lost during recovery? - CORRECT ANSWER Very little if any



What's an issue with flushing an AC system? - CORRECT ANSWER It dosnt remove
all debris from system



Is Topping Off a charge in a car allowed? - CORRECT ANSWER Yes



Hold time after a system recovery? - CORRECT ANSWER 5mins



What will happen to oil in a R134a system if left open? - CORRECT ANSWER Sucks
moisture from air



Safety info about refrigerant is kept where? - CORRECT ANSWER MSDS Sheet



What is the purpose of service caps? - CORRECT ANSWER They're the primary seal



What is the result of R134a leaking into the atmosphere? - CORRECT ANSWER It
gets trapped in the troposphere



Is 1234yf flammable? - CORRECT ANSWER Yes only a little



What must be done after purchasing a new recovery machine? - CORRECT
ANSWER Register it with the EPA



Why would excess oil come out during recovery? - CORRECT ANSWER System
probably had an oil overcharge
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