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Author Question: What must be done when charging a zeotropic refrigerant into an operating system? a. Charging by ... (Read 154 times)

danielfitts88

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on: Jul 24, 2018
What must be done when charging a zeotropic refrigerant into an operating system?
 
  a. Charging by superheat.
  b. Charging liquid through a metering orifice on the low-pressure side.
  c. Inverting the refrigerant cylinder.
  d. Adding charge only through the high-pressure side.

Question 2

Which of the following refrigerants has the lowest ozone depletion potential?
 
  a. CFC-12
  b. HCFC-22
  c. HCFC-123
  d. HFC-134a


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javimendoza7

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Reply #1 on: Jul 24, 2018
Answer to Question 1

b

Answer to Question 2

d


danielfitts88

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Reply #2 on: Jul 24, 2018
TY


javimendoza7

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Reply #3 on: Jul 24, 2018
You're welcome


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