Author Question: Describe the procedure for purging a two pipe system? What will be an ideal ... (Read 60 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?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

There are more bacteria in your mouth than there are people in the world.

For a complete list of videos, visit our video library