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Author Question: The refrigerants that a particular recovery unit is designed for can be determined by: A) Trying ... (Read 95 times)

piesebel

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The refrigerants that a particular recovery unit is designed for can be determined by:
 
  A) Trying different refrigerants, measuring the unit amp draw, and comparing against the nameplate.
  B) Looking for the AHRI/UL certification label.
  C) Recovery machines must work with all refrigerants to be EPA certified.
  D) Measuring the pressure and temperature of the refrigerant in the recovery unit and comparing them to a saturated pressure-temperature chart.

Question 2

What material are most of the wires in your house made of?
 
  A) Copper B) Steel C) Silver D) Gold



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ttt030911

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Answer to Question 1

B

Answer to Question 2

A





 

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