The reversing valve reverses the direction of refrigerant flow:
A) And reverses the function of the two heat exchange coils.
B) By reversing the airflow through the two heat exchange coils.
C) By reversing the direction of the compressor motor.
D) By reversing the polarity of the electric power supplying the system.
Question 2
Which of the following is TRUE of piping tables?
A) The table is only accurate for heating systems.
B) The length of piping helps to find cubic foot capacity.
C) The table uses pipe width to determine cubic foot capacity.
D) The cubic foot capacity can help to determine length.