EPA 608 609 Recovery, Recycling, and Reclaiming 4

Question 1

Only an EPA-certified reclaimer may sell reclaimed refrigerant to a new owner; the reclaimed product must meet:

Accepted Answer

AHRI Standard 700 (ARI-700) purity

Answer

Reclaimed refrigerant sold to a new owner must meet AHRI/ARI Standard 700 purity specifications.

Question 2

Refrigerant recovered from a contaminated or burned-out compressor system should be:

Accepted Answer

Recovered into a separate cylinder and sent for reclamation or destruction

Answer

Heavily contaminated refrigerant must be kept separate and sent for reclamation or destruction, never reused as-is.

Question 3

When shipping a recovery cylinder of refrigerant, it must be labeled and transported in accordance with:

Accepted Answer

DOT hazardous materials regulations

Answer

Recovery cylinders are shipped under DOT hazardous materials regulations with proper labeling.

Question 4

Before its first use, a new recovery cylinder should be:

Accepted Answer

Evacuated to remove air and non-condensables before adding refrigerant

Answer

A new or empty recovery cylinder should be evacuated to remove air and moisture before recovering refrigerant into it.

Question 5

Air and other non-condensables in a recovery cylinder are a problem because they:

Accepted Answer

Raise cylinder pressure and contaminate the recovered refrigerant

Answer

Non-condensables increase pressure readings and contaminate the refrigerant, reducing its quality.

EPA 608 609 Practice Test