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Author Question: How do the Test and Balance procedures for a zoned system differ from a non-zoned system. What ... (Read 85 times)

EY67

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on: Jul 26, 2018
How do the Test and Balance procedures for a zoned system differ from a non-zoned system.
 
  What will be an ideal response?

Question 2

Why must the copper fitting be cleaned before brazing it?
 
  What will be an ideal response?


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chloejackso

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

After establishing the correct total system airflow, the correct airflow through each zone is set using the zone dampers. Finally, the airflow through each individual register is adjusted using the branch duct dampers.

Answer to Question 2

To remove surface oxides and allow bonding.


EY67

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Reply #2 on: Jul 26, 2018
Thank you!


chloejackso

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Reply #3 on: Jul 26, 2018
Always glad to help...


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