Before checking the switches in the circuit to a non-functioning ...

[ap345]

Before checking the switches in the circuit to a non-functioning load, the technician should first check:
 
  A) The resistance of all the devices in the same circuit with the non-functioning device.
  B) Line voltage, control voltage, and voltage to the non-functional component.
  C) The current draw of the nonfunctioning device.
  D) The resistance of the nonfunctioning device.

Question 2

When troubleshooting an induced draft gas furnace, what should be checked if the induced draft fan comes on but the igniter is never energized?
 
  A) Check the control transformer.
  B) Check the microamp signal of the flame sensor.
  C) Check the incoming gas pressure.
  D) Check the draft pressure switch to see if it is closed.

[aburgess]

Answer to Question 1

B

Answer to Question 2

D

[ap345]

Thank you!

[aburgess]

Always glad to help...