On a commercial refrigeration system with electric defrost, what does the compressor do during the defrost cycle?
A) It runs backwards to pump hot gas into the evaporator.
B) It shuts off.
C) It operates to provide the heat for defrost.
D) It cycles like it normally would.
B
You might also like to view...
Which is the first opportunity for a service consultant to suggest services to sell to the customer?
A. When the customer calls the service facility to make an appointment B. During the estimate stage C. After the technician inspects or diagnoses the vehicle and the customer is called with additional recommendations D. When the customer picks up the vehicle
If the piping to be blocked is stainless steel connecting to carbon steel, the test blind should be _____.
a. aluminum b. stainless steel c. carbon steel d. moly steel
Why should cedar not be used as bedding?
What will be an ideal response?
With a full-wave rectifier, the ripple frequency is ____ the input frequency.
A. half B. twice C. thrice D. quadruple