The evaporator in a low-pressure chiller: A) Is generally ...

[asd123]

The evaporator in a low-pressure chiller:
 
  A) Is generally higher than the condenser pressure. B) Operates between 10 and 50 psig.
  C) Operates in a vacuum. D) Operates between 5 and 10 psig.

Question 2

The emergency heat setting on a heat pump thermostat:
 
  A) Increases the compressor speed to produce more heat.
  B) Energizes the auxiliary heat on first stage and does not turn on the compressor and outdoor fan.
  C) Operates both the compressor and auxiliary heat to produce the maximum amount of heat possible.
  D) Notifies the installing contractor that the system needs immediate service.

[johnharpe]

Answer to Question 1

C

Answer to Question 2

B

[asd123]

TYSM

[frankwu0507]

Excellent