Airflow through a typical HVAC system is being discussed. Technician A says that outside air is always used in all heating and cooling positions. Technician B says that the temperature is controlled by blending airflow through the evaporator and heater core. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Correct Answer:
Verified
Q1: A customer complains that the heater works
Q3: The first step in the diagnostic procedure
Q4: The last step in the diagnostic procedure
Q5: Technician A says that one heater hose
Q6: Nothing is seen in the sight glass
Q7: Technician A says that evaporator leaks can
Q8: Technician A says that with a properly
Q9: A clogged orifice tube can cause a
Q10: What must the technician do before checking
Q11: Technician A says heater temperature may be
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