Refrigerant Management

Question 1

CFC refrigerants contain _________ which is considered the most harmful to the ozone layer

Answer 1

Chlorine

Question 2

HCFC-based blends are considered

Answer 2

Short term replacements

Question 3

Stratospheric ozone is considered “good” ozone because it filters out

Answer 3

UV-b light rays

Question 4

HFC-134a refrigerant uses synthetic oil called

Answer 4

Polyol ester oil

Question 5

ASHRAE’s Standard 34-1992 refrigerant safety group chart classifies ________ as the least toxic and not flammable

Answer 5

A1

Question 6

The United States Clean Air Act Amendments of 1990 regulate the use and disposal of

Answer 6

CFC’s

HCFC’s

Question 7

The prohibition against refrigerant venting became effective

Answer 7

July 1, 1992

Question 8

The process of removing refrigerant from a system and storage in an approved container without any further testing is known as

Answer 8

Recovery

Question 9

The process of used refrigerant being cleaned to meet new product specifications called ARI 700 Standard is known as

Answer 9

Reclaiming

Question 10

Type I refrigerant certification allows service on refrigeration equipment

Answer 10

With 5 pounds or less of charge
Hermetically sealed
Specifically listed