This topic contains a solution. Click here to go to the answer

Author Question: How do the Test and Balance procedures for a zoned system differ from a non-zoned system. What ... (Read 114 times)

EY67

  • Hero Member
  • *****
  • Posts: 531
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?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chloejackso

  • Sr. Member
  • ****
  • Posts: 316
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.





 

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

For a complete list of videos, visit our video library