Comprehensive Guide to Resetting a Goodman Gas Furnace

The reset button on a Goodman gas furnace is typically located in the burner assembly, and it is usually a red button that is raised when it needs to be reset. To reset the furnace, you’ll need to turn off the power, access the internal components, locate and press the reset button, and then restore power. If your Goodman furnace has entered lockout mode, you’ll need to troubleshoot the issue and reset the furnace accordingly.

Where is the Reset Button on a Goodman Gas Furnace?

The reset button on a Goodman gas furnace is typically located in the burner assembly, which can be accessed by removing the front access panel of the furnace. The reset button is usually a red button that is raised when it needs to be reset.

How to Reset a Goodman Gas Furnace?

To reset a Goodman gas furnace, follow these steps:

1. Ensure Safety: Turn off the power to the furnace by flipping the circuit breaker switch to the “OFF” position.

2. Access the Internal Components: Remove the access panel to view the internal components of the furnace.

3. Locate and Press the Reset Button: Inside the burner assembly, locate the rollout limit switch, which will have a red reset button that is raised if it needs to be reset. Press and hold the button for a few seconds, then release it.

4. Restore Power: Turn the circuit breaker switch back to the “ON” position to restore power to the furnace.

How to Reset a Goodman Gas Furnace in Lockout Mode?

If your Goodman gas furnace has entered lockout mode, here’s how to troubleshoot and reset it:

Symptoms of Lockout Mode:
– The furnace will not attempt to ignite or run.
– The furnace may have tried to ignite multiple times without success.

Diagnosing the Issue:
– Check for ignition failures: If the furnace fails to ignite within three attempts for a single heat call, it will enter lockout mode.
– Check for safety switch issues: Ensure that safety switches like the rollout limit switch or primary limit switch are not triggered due to overheating or other issues.

Reset Procedure for Lockout Mode:
1. Power Off: Turn off the power supply to the furnace by flipping the circuit breaker switch to the “OFF” position for at least 30 seconds. This will clear the lockout mode.
2. Automatic Reset: Some Goodman furnaces may reset automatically after 1 hour of lockout. However, manual intervention is often necessary.
3. Thermostat Adjustment: Alternatively, you can lower the thermostat temperature setting for a brief period and then return it to the previous setting. This can sometimes reset the furnace.

By following these steps, you should be able to successfully reset your Goodman gas furnace, whether it’s in normal operation or has entered lockout mode.

Reference:

1. Goodman Furnace Troubleshooting by HVAC.com
2. How Do You Reset A Goodman Furnace? by Corcoran Heating & Air
3. Locate Reset Button On Goodman Furnace by Immediate Services