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Author Question: A furnace has quit operating. The LED lights on the control board alternately flash 2 long flashes, ... (Read 27 times)

jho37

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on: Jul 26, 2018
A furnace has quit operating. The LED lights on the control board alternately flash 2 long flashes, pause, and then 4 short flashes. The flashes most likely indicate that
 
  A) The control board is receiving voltage B) A fault code of either 24 or 42
  C) the problem is with the 24 volt control circuit D) The furnace has power

Question 2

Water jet cutting systems operate at pressures as high as 55,000 psi.
 
  Indicate whether the statement is true or false


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kxciann

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Reply #1 on: Jul 26, 2018
Answer to Question 1

B

Answer to Question 2

TRUE


jho37

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Reply #2 on: Jul 26, 2018
Both answers were spot on, thank you once again


kxciann

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Reply #3 on: Jul 26, 2018
Great! Please up vote :D


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