A customer complains that only the floor vents work. Technician A says that the blend door is most likely the cause. Technician B says that a mode door actuator could be the cause. Who is correct? A. Technician A B. ...
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An Audible clicking/popping noise can be heard when operating the recirculation controls and no noticeable difference in air quality is observed. Which of these would be the most likely the cause? A. Non-functioning actuator B. Bad mode door C. Debris ...
Where should you take the vent temperature reading during an A/C performance test? A. Center vent B. Outside vents C. Directly at the evaporator D. All of the above