Ac test EXAM QUESTIONS AND ANSWERS 100% UPDATED!

After the battery was replaced, the air-conditioning door motors in the HVAC system had to be initialized. This means that the HVAC computer needed to: A. Reestablish the door position reference B. Verify that the motors would operate in both directions C. Measure the motor current draw D. Test the motors for possible faults - ANSWERAnswer: A Tech A says that each piece of recovery equipment should be designated to recover only one particular refrigerant. Tech B says that R-134a and R-12 service fittings are not interchangeable. Who is correct? A. Tech A B. Tech B C. Both D. Neither - ANSWERAnswer: C The amount of refrigerant used to charge an A/C system is measured by: A. Pressure B. Temperature C. Weight D. Volume - ANSWERAnswer: C A neglected cabin air flow filter can cause: A. A film on the inside of the windshield B. A musty smelling interior C. High A/C system gauge readings D. Leaking heater core - ANSWERAnswer: B The purpose of the diode in the illustrated air-conditioning clutch coil wiring diagram is to: A. Prevent voltage spikes as the clutch coil disengages