The first step in the diagnostic procedure when attempting to solve an HVAC customer problem is ________.
A) Check for technical service bulletins
B) Visual inspection
C) Check for diagnostic trouble codes
D) Verify customer concern
Correct Answer:
Verified
Q1: A customer complains that the heater works
Q2: Airflow through a typical HVAC system is
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
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents