EPA 609 Refrigerant Regulations & Compliance 3

Question 1

Which global agreement first established phase-out schedules for ozone-depleting refrigerants?

Accepted Answer

The Montreal Protocol

Answer

The Montreal Protocol, signed in 1987, established international phase-out schedules for CFCs and other ozone-depleting substances.

Question 2

R-1234yf is increasingly used in new MVAC systems primarily because of its:

Accepted Answer

Very low global warming potential (GWP)

Answer

R-1234yf has a GWP of approximately 4, making it nearly 300 times less potent as a greenhouse gas than R-134a.

Question 3

What is the ozone depletion potential (ODP) of R-134a?

Accepted Answer

0.0

Answer

R-134a has an ODP of zero, which is why it was approved as a replacement for the ozone-depleting R-12.

Question 4

Technicians are required to keep records of refrigerant purchases for how long under Section 609?

Accepted Answer

3 years

Answer

EPA regulations require that records of refrigerant purchases be maintained for a minimum of 3 years.

Question 5

Which of the following activities is LEGAL under EPA Section 609?

Accepted Answer

Recovering refrigerant before opening the system for repairs

Answer

Recovering refrigerant into an approved container before opening a system is the legally required practice under Section 609.

EPA 609 - EPA Section 609 Refrigerant Certification Practice Test