When replacing the oil pump on a rotary compressor, position the coupling half on the pump shaft so the axial spacing between the coupling halves is ________ inch, or as specified by the manufacturer.
A) 3/4 B) 3/16 C) 3/8 D) 3/32
Question 2
In the modern refrigeration cycle, the compressor:
A) Pumps low-pressure, low-temperature vapor to high-pressure, high-temperature vapor.
B) Increases the pressure of the liquid refrigerant so that it will circulate through the system.
C) Reduces the pressure of the liquid from the condenser to the evaporator.
D) Transfers heat to the outdoor air.
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