Author Question: Describe the procedure for purging a two pipe system? What will be an ideal ... (Read 75 times)

c0205847

  • Hero Member
  • *****
  • Posts: 531
Describe the procedure for purging a two pipe system?
 
  What will be an ideal response?

Question 2

What is the firing rate of a furnace with a Beckett AFG-FG burner and a 0.75 gph 70-B nozzle? (refer to Table 55-1)
 
  What will be an ideal response?



joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Answer to Question 1

The two pipe system is self purging, but typically it takes more than one safety timing period to clear all the air. Pushing the reset a couple of times may be necessary.

Answer to Question 2

105,000 BTU per hour



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

joanwhite

  • Sr. Member
  • ****
  • Posts: 308

 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

For a complete list of videos, visit our video library