The first step in the diagnostic procedure when attempting to ...

[lak]

The first step in the diagnostic procedure when attempting to solve an HVAC customer problem is ________.
 
  A) Visual inspection B) Check for diagnostic trouble codes
  C) Verify customer concern D) Check for technical service bulletins

Question 2

What are the state(s) of the refrigerant in the accumulator-drier?
 
  A) Vapor B) Liquid C) Both A and B D) Neither A nor B

[shewald78]

Answer to Question 1

C

Answer to Question 2

C

[lak]

TYSM

[nanny]

Great answer, keep it coming