Which of the following is TRUE of the fan switch? A) The fan ...

[ss2343]

Which of the following is TRUE of the fan switch?
 
  A) The fan switch is not separate from the burner.
  B) The fan switch starts the blower when the burner starts.
  C) Modern fan switches cycle the fan based on time.
  D) The fan switch relies on a temperature cycle in modern furnaces.

Question 2

Sensors for the mixing valve control are located:
 
  A) Outside the building, on the supply line, and on the boiler.
  B) On the supply line and on the boiler.
  C) Outside the building and on the supply line.
  D) Outside the building and on the boiler.

[Chelseyj.hasty]

Answer to Question 1

C

Answer to Question 2

A

[ss2343]

TYSM

[xiazhe]

Gracias!