Author Question: What controls the length of the defrost cycle on most commercial refrigeration systems? A) The ... (Read 24 times)

biggirl4568 · **on:** Jul 24, 2018

What controls the length of the defrost cycle on most commercial refrigeration systems?

A) The defrost termination thermostat B) The evaporator fan motor
C) The high-pressure switch D) The defrost timer

Question 2

The advantage of compliance in a scroll compressor is that:

A) The top of the compressor can be rotated 180 to comply with many refrigerant piping arrangements.
B) The compressor complies with all national compressor standards.
C) The orbiting scroll can separate and unload to pass a small liquid slug.
D) The compressor is very flexible in its application.