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Author Question: A system using R-404a has an evaporation temperature of 20F. If the line length is 100 ft and a 7/8 ... (Read 71 times)

jCorn1234

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on: Jul 27, 2018
A system using R-404a has an evaporation temperature of 20F. If the line length is 100 ft and a 7/8 in line is used, what is the maximum capacity of the system?
 
  A) 2 tons B) 3 tons C) 2.5 tons D) 1.5 tons

Question 2

The hot gas lines need to be insulated:
 
  A) Always.
  B) If they are exposed to cold temperatures that could cause the refrigerant to condense in the line.
  C) For systems using HFC refrigerants.
  D) Never.


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sultansheikh

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Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

B


jCorn1234

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Reply 2 on: Jul 27, 2018
Excellent

marict

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Reply 3 on: Yesterday
Gracias!

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