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Author Question: The correct operating sequence for an induced draft 80 furnace is A) inducer starts, igniter ... (Read 75 times)

ETearle

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on: Jul 27, 2018
The correct operating sequence for an induced draft 80 furnace is
 
  A) inducer starts, igniter glows, gas valve opens, indoor fan starts
  B) indoor blower runs, inducer starts, gas valve opens, igniter glows
  C) igniter glows, gas valve opens, indoor blower runs, inducer runs
  D) igniter glows, gas valve opens, inducer starts, indoor blower runs

Question 2

Duty cycle is measured in ________ increments.
 
  A) 30 -minute B) 15-minute C) 10-minute D) 1-hour


s.meritte

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Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

C


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