Which is the correct process for addressing refrigerant contamination?

Recycling the refrigerant is the correct process for addressing refrigerant contamination because it involves reclaiming the refrigerant from the system, filtering out impurities, and then returning it to the system or storing it for reuse. This process helps ensure that the refrigerant remains in compliance with environmental regulations and maintains system efficiency.

When refrigerant contamination occurs, simply removing it and replacing it with new refrigerant could introduce additional costs and environmental concerns. Recycling allows the technician to remove contaminants while minimizing waste and utilizing the existing refrigerant, assuming it can be cleaned effectively.

Other processes, such as evacuating the system, performing a complete system flush, or replacing the compressor, may be necessary in specific situations but do not directly address refrigerant contamination on their own. Evacuating the system is often a step taken to remove refrigerant before repairs or maintenance but does not involve dealing with contamination per se. A complete system flush generally pertains to ensuring the cleanliness of the entire system, which is a more extensive procedure. Replacing the compressor might be warranted if it is damaged due to contamination, but this action alone does not resolve the root of the contamination issue in the refrigerant.