NJ QPA EXAM (UPDATED) QUESTION AND ANSWERS 100% CORRECT

NJ QPA EXAM (UPDATED) QUESTION AND ANSWERS 100% CORRECT
Question : For a shop that already does air conditioning service
and wants to start working on HFO-1234yf, they will need:
A HFO-1234yf recovery, recycling and recharging machine
The service technicians to be Section 609 certified
A well-ventilated work area
All of the above
Correct answer: All of the above
Question : Tech A states that an accumulator A/C system may
require additional time and precautions to remove the entire
amount refrigerant. Tech B states that all types of MVAC
systems take the same recovery time. Who's correct?
Tech A
Tech B
Both
Neither
Correct answer: Tech A

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