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Author Question: Why should a cleanup filter drier always be used after performing a system flush? What will be an ... (Read 86 times)

krzymel

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on: Jul 26, 2018
Why should a cleanup filter drier always be used after performing a system flush?
 
  What will be an ideal response?

Question 2

What would the mixed air temperature be for a system with 20 outdoor air if the outdoor temperature is 10F and the return air temperature is 75F?
 
  What will be an ideal response?


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britb2u

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

Some of the particles loosened by the flushing procedure are not removed from the system. Filter driers should be added to remove the remaining contaminants.

Answer to Question 2

0.2 x 10F =2F 0.8 x 75F = 60F 2F + 60F = 62F mixed air temperature.


krzymel

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Reply 2 on: Jul 26, 2018
YES! Correct, THANKS for helping me on my review

bbburns21

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Reply 3 on: Yesterday
Excellent

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