Technician A says pinhole leaks in the evaporator may be caused by acid formed when water and refrigerant are mixed. Technician B says leaks are most often found at hose connections and at the various fittings and joints in the system. Who is correct?

Question

Quizplus · Accepted Answer

Both technicians are correct. Technician A is correct in stating that pinhole leaks in the evaporator can be caused by acid formed when water and refrigerant mix, leading to corrosion. Technician B is correct in stating that leaks are often found at hose connections and various fittings and joints, as these are common points of failure due to wear, improper installation, or material degradation.

Technician a Says Pinhole Leaks in the Evaporator May Be