Before installation: Technician A says that refrigerant system O-rings should be coated with new refrigerant oil.Technician B says refrigerant system O-rings can be coated with a gasket sealant.Who is correct? A) Technician A only B) Technician B only C) Both A and B D) Neither A nor B

Question

Quizplus · Accepted Answer

Technician A is correct. O-rings should be coated with new refrigerant oil because it helps to prevent sealing leaks and keeps the O-rings lubricated during assembly. Using a gasket sealant is not recommended as it can potentially cause contamination in the refrigerant system.

Before Installation: Technician A Says That Refrigerant System O-Rings Should