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

Author Question: What is the purpose of the draft switch? A) to verify that the indoor blower is on B) to verify ... (Read 156 times)

cabate

  • Hero Member
  • *****
  • Posts: 537
What is the purpose of the draft switch?
 
  A) to verify that the indoor blower is on
  B) to verify that the burners are operating
  C) to verify that the gas valve is open
  D) to verify that the draft is working before energizing the igniter or energizing the gas valve

Question 2

Seal face distortion, shown as uneven wear, may be caused by _____.
 
  a. uneven torque on the gland bolts
  b. gaskets protruding into the seal cavity
  c. light interference
  d. over-torquing the gland bolts



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

potomatos

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

D

Answer to Question 2

a




potomatos

  • Sr. Member
  • ****
  • Posts: 338

 

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

For a complete list of videos, visit our video library