Question: If after installing a fitting for the purpose of recovering the appliances refrigerant, you find that the system pressure is 0 psig;

Answer: Refrigerant recovery is not required.

Question: System-dependent recovery methods may only be used on appliances containing;

Answer: 15 pounds of refrigerant or less.

Question: When filling a charging cylinder with a regulated refrigerant;

Answer: The refrigerant vapor that is vented off the top of the cylinder must be recovered.

Question: Which of the following is an example of a non-condensable?

1. Moisture

2. B. Air

3. C. R-12

4. D. R-134a

5. Answer: B. Air

6. Question:

7. Answer: A. EPA does not require repair, but leaks should be repaired whenever possible.