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Author Question: Which of the following is not part of the operating sequence of a natural-draft furnace? a. The ... (Read 65 times)

leilurhhh

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on: Jul 24, 2018
Which of the following is not part of the operating sequence of a natural-draft furnace?
 
  a. The draft inducer starts on a call for heat.
  b. The controls prove that the pilot is lit.
  c. The gas valve energizes and opens.
  d. The fan switch starts the blower.

Question 2

What occurs after the pilot flame is proven on a gas furnace or boiler that uses spark ignition to light the
  pilot?
 
  a. Sparking ceases
  b. Burners light
  c. Inducer starts
  d. Flame is sensed


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debra928

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Reply #1 on: Jul 24, 2018
Answer to Question 1

a

Answer to Question 2

a


leilurhhh

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  • Posts: 560
Reply 2 on: Jul 24, 2018
Excellent

Liamb2179

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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