Charging by superheat is performed on systems that use a _____. ...

[Pea0909berry]

Charging by superheat is performed on systems that use a _____.
 
  a. fixed-orifice metering device
  b. thermostatic expansion valve
  c. sight glass
  d. thermal-electric expansion valve

Question 2

The two primary approaches to evacuating systems are known as the _____.
 
  a. deep vacuum and staged vacuum methods
  b. assisted vacuum and triple evacuation methods
  c. deep vacuum and triple evacuation methods
  d. assisted vacuum and staged vacuum methods

[katieost]

Answer to Question 1

a

Answer to Question 2

c

[Pea0909berry]

Excellent

[carlsona147]

Thanks for the timely response, appreciate it