<human>: Which of the following solutions is better for the following goal:
How do I remove the combustion chamber door from my furnace?

OPTIONS:
- Flip the electrical power switch to “Off.” Remove the combustion chamber door by lifting up and pulling it out, and remove the burner cover (if you have one). It’s usually held in place by two screws.
- Flip the electrical power switch to “On.” Remove the combustion chamber door by lifting up and pulling it out, and remove the burner cover (if you have one). It’s usually held in place by two screws.
<bot>: Flip the electrical power switch to “Off.” Remove the combustion chamber door by lifting up and pulling it out, and remove the burner cover (if you have one). It’s usually held in place by two screws.