How to Reset Pilot Light on Lennox Furnace: A Step-by-Step Guide
Resetting the pilot light on your Lennox furnace is a relatively simple process that can be done with a few basic tools and some caution. In this article, we will provide a step-by-step guide on how to reset the pilot light on your Lennox furnace, as well as some important safety precautions to keep in mind.
Why Reset the Pilot Light?
The pilot light is an essential component of your Lennox furnace, responsible for igniting the main burner and providing heat to your home. If the pilot light goes out, your furnace will not function properly, and you may be left without heat during the cold winter months. Resetting the pilot light is a simple way to get your furnace up and running again.
Before You Begin
Before you start the process of resetting the pilot light, make sure you have taken the following precautions:
- Turn off the power: Switch off the power to the furnace at the circuit breaker or fuse box to prevent any accidental starts or electrical shocks.
- Let the furnace cool down: Allow the furnace to cool down completely before attempting to reset the pilot light. This will prevent any accidental starts or burns.
- Gather the necessary tools: You will need a few basic tools to reset the pilot light, including a screwdriver, a wrench, and a flashlight.
Step-by-Step Instructions
Resetting the pilot light on your Lennox furnace is a relatively simple process that can be broken down into a few easy steps:
Step 1: Locate the Pilot Light Assembly
The pilot light assembly is usually located at the bottom of the furnace, near the burner. You may need to remove a cover plate or access panel to access the pilot light assembly.
Step 2: Remove the Pilot Light Cap
The pilot light cap is usually held in place by a screw or clip. Remove the screw or clip to access the pilot light.
Step 3: Light the Pilot Light
Use a flashlight to illuminate the pilot light assembly. Hold a lit match or lighter to the pilot light orifice until the pilot light ignites. Make sure the pilot light is lit and burning steadily before proceeding.
Step 4: Adjust the Pilot Light
Use the pilot light adjustment screw to adjust the pilot light to the correct height. The pilot light should be adjusted so that it is about 1/4 inch above the burner.
Step 5: Replace the Pilot Light Cap
Replace the pilot light cap and secure it with the screw or clip.
Step 6: Turn On the Power
Turn the power back on at the circuit breaker or fuse box.
Step 7: Test the Furnace
Turn the thermostat up to the "on" position and test the furnace to make sure it is working properly.
Important Safety Precautions
When resetting the pilot light on your Lennox furnace, it is important to take the following safety precautions:
- Make sure the furnace is cool: Allow the furnace to cool down completely before attempting to reset the pilot light.
- Use a flashlight: Use a flashlight to illuminate the pilot light assembly to prevent accidental starts or burns.
- Keep children and pets away: Keep children and pets away from the furnace while you are resetting the pilot light.
- Avoid touching electrical components: Avoid touching electrical components or wires while you are resetting the pilot light.
Troubleshooting Common Issues
If you encounter any issues while resetting the pilot light on your Lennox furnace, here are some common issues and solutions:
| Issue | Solution |
|---|---|
| Pilot light will not stay lit | Check the pilot light orifice for blockages or debris. Clean or replace the orifice as needed. |
| Pilot light is too high or too low | Adjust the pilot light adjustment screw to the correct height. |
| Furnace will not turn on | Check the power at the circuit breaker or fuse box. Make sure the furnace is properly installed and maintained. |
Conclusion
Resetting the pilot light on your Lennox furnace is a relatively simple process that can be done with a few basic tools and some caution. By following the step-by-step instructions and taking the necessary safety precautions, you can get your furnace up and running again in no time. Remember to always turn off the power to the furnace before attempting to reset the pilot light, and to keep children and pets away from the furnace while you are working on it.
