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Author Question: The disconnect switch for the unit: A) Can be the breaker in the power distribution panel feeding ... (Read 111 times)

Deast7027

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The disconnect switch for the unit:
 
  A) Can be the breaker in the power distribution panel feeding the furnace circuit.
  B) Should be located within sight of the furnace.
  C) Should be attached to the furnace cabinet.
  D) Should be located in an easily accessible location, like a utility closet or garage.

Question 2

Electronic control systems operate by:
 
  A) Providing a varying DC voltage in response to monitored conditions.
  B) Providing a modulating air pressure in response to monitored conditions.
  C) Turning relay coils on or off to complete circuits.
  D) Processing electronic signals with a microprocessor.



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jamesnevil303

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Answer to Question 1

B

Answer to Question 2

A





 

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