Refrigerant Recovery Quiz

What is the primary goal of refrigerant recovery?

• To increase system efficiency

• To prevent refrigerant contamination

• To protect the environment and comply with regulations

• To improve cooling capacity

Which type of refrigerant recovery is performed when the refrigerant is removed from a system without being cleaned or processed?

• Recycling

• Reclaiming

• Recovery

• Purification

What is the maximum allowable fill level for a recovery cylinder, as per safety guidelines?

• 50% of the cylinder's capacity

• 60% of the cylinder's capacity

• 70% of the cylinder's capacity

• 80% of the cylinder's capacity

Which piece of equipment is essential for refrigerant recovery?

• Vacuum pump

• Recovery machine

• Refrigerant scale

• Charging manifold

What must a technician do before beginning refrigerant recovery on a system?

• Vent any remaining refrigerant to the atmosphere

• Inspect the system for leaks

• Ensure the recovery cylinder is preheated

• Purge the system with dry nitrogen

What is the consequence of overfilling a recovery cylinder?

• Loss of refrigerant efficiency

• Reduced system pressure

• Increased risk of explosion

• Contamination of the refrigerant

Which refrigerant is classified as a high-pressure refrigerant?

• R-22

• R-134a

• R-410A

• R-123

How can you ensure the recovery process is complete?

• Check for frost on the recovery machine

• Measure the refrigerant temperature

• Monitor the system pressure and verify it reaches 0 psi

• Weigh the recovery cylinder

Under EPA regulations, how many pounds of refrigerant require documentation during recovery?

• More than 5 pounds

• More than 10 pounds

• More than 15 pounds

• More than 20 pounds

Which refrigerant recovery method involves processing refrigerant to a like-new standard?

• Recovery

• Recycling

• Reclaiming

• Venting