Author Question: How is MVAC certification established? A) Through universal certification B) Through any type of ... (Read 86 times)

karen · **on:** Jul 27, 2018

How is MVAC certification established?

A) Through universal certification B) Through any type of certification
C) Through separate certification D) Through lack of certification

Question 2

What is the advantage of using a pressure relief valve to protect a receiver instead of a fusible plug?

A) The pressure relief valve resets itself.
B) Pressure relief valves can also be used to check the receiver pressure.
C) Pressure relief valves are less expensive.
D) It is impossible for a pressure relief valve to malfunction.