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Author Question: What should you look for on the meter besides a CAT rating? A) An EPA approval B) A DOE approval ... (Read 1466 times)

kwoodring

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on: Jul 26, 2018
What should you look for on the meter besides a CAT rating?
 
  A) An EPA approval B) A DOE approval
  C) An endorsement from a well known technician D) A certification from an independent laboratory

Question 2

Split system heat pumps have a third service valve that is not connected to either refrigerant line. This extra valve:
 
  A) Is only needed during the cooling cycle.
  B) Is a backup in case one of the other service valves quits functioning.
  C) Is used to read the defrost pressures during the defrost cycle.
  D) Is always connected to the low side of the system regardless of the operating cycle.


qytan

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Reply #1 on: Jul 26, 2018
Answer to Question 1

D

Answer to Question 2

D


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