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Author Question: A simple capacity control method that provides capacity steps of 25 percent, 50 percent, and 75 ... (Read 103 times)

jessicacav

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A simple capacity control method that provides capacity steps of 25 percent, 50 percent, and 75 percent using
  a plug valve would be found on a _____.
 
  a. scroll compressor
  b. hot gas bypass valve
  c. screw compressor
  d. rotary compressor

Question 2

Purging refrigerant lines with nitrogen during their installation prevents _____.
 
  a. acid formation
  b. overheating
  c. copper oxide formation
  d. corrosion buildup



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bob

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Answer to Question 1

c

Answer to Question 2

c





 

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