Technician A says oily residue on hoses, components, or fittings indicates an area where refrigerant may be leaking. Technician B says damaged condenser fins may cause inefficient air conditioning operation at all blower speeds. Which technician is correct?

Question

Quizplus · Accepted Answer

Technician A is correct because oily residue on AC system components often indicates a refrigerant leak, as oil circulates with the refrigerant. Technician B is correct because damaged condenser fins can reduce the system's ability to dissipate heat, leading to inefficient air conditioning operation.

Technician a Says Oily Residue on Hoses, Components, or Fittings