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Arkansas HVAC Practice 13

Practice 13 for HVAC Exam learners in Arkansas: 25 questions, explained answers, and a review routine.

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Question 1

1

Under the AIM Act phasedown schedule, the largest single step-down in allowed HFC consumption (to 40 percent of baseline) occurs in:

Question 2

2

R-454B is being adopted as an R-410A replacement. Its ASHRAE 34 safety group is:

Question 3

3

When transferring refrigerant to a recovery cylinder, the cylinder must be evacuated and weighed empty so the technician can:

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