How to Reset a Goodman AC Unit?

Posted by: Mas Broto
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How to Reset Goodman AC Unit?

Resetting a Goodman air conditioning (AC) unit can often resolve minor issues, such as after a power outage or a system error. The process involves safely restarting the system to prevent component errors or miscommunication. Follow these step-by-step instructions to reset your Goodman AC unit.

Step-by-Step Process


1. Turn Off the Thermostat

  • Locate the thermostat controlling your AC system.
  • Set the thermostat to the Off position. This ensures the system does not start during the reset process.
Turn Off the Thermostat

2. Locate the Circuit Breaker

  • Find your home’s circuit breaker panel in the basement, garage, or utility room.
  • Identify the breaker labeled for your air conditioning system. This breaker controls the power to your Goodman AC unit.

3. Turn Off Power to the AC Unit

  • Flip the air conditioning system breaker to the Off position.
  • This step cuts off electricity to the unit, ensuring a complete reset.

4. Wait for 1-2 Minutes

  • Leave the breaker in the Off position for 1-2 minutes. This allows the system to fully power down and clears any residual charges in the internal components.

5. Restore Power

  • Flip the breaker back to the On position to restore power to the AC unit.

6. Reset the Thermostat

  • Return to the thermostat and set it to the desired cooling temperature.
  • Switch the thermostat mode to Cool and ensure the fan is set to Auto.

7. Monitor the System

  • Allow the system a few minutes to start up.
  • Check if the outdoor unit begins running and cool air flows through the vents. Monitor for any unusual noises or errors.

Before you reset your AC unit, it’s a good idea to check your warranty guidelines to ensure that making changes won’t affect your coverage. Also, don’t forget to turn off the power to the unit before making any adjustments. If you’re unsure or just want a helping hand, contacting an HVAC professional is always a great option!

Why Resetting an AC Unit is Necessary

Resetting your Goodman AC can resolve the following:

  • Power surges or outages that disrupt system communication.
  • Minor errors or glitches in the control board.
  • Thermostat miscommunication with the HVAC system.

Tips for Resetting Your Goodman AC Unit

  1. Check for a Reset Button: Some Goodman AC units have a reset button on the outdoor unit near the refrigerant lines. Press and hold the button for 5 seconds after restoring power.
  2. Inspect the Unit: Ensure the outdoor condenser is free of debris, such as leaves or dirt, that could block airflow.
  3. Replace the Air Filter: If the AC is still not performing optimally after a reset, check and replace the air filter, as clogged filters can impact airflow.

When to Call a Professional

If resetting the system does not resolve the issue, there may be a more serious underlying problem, such as:

  • Faulty control board.
  • Damaged compressor.
  • Refrigerant issues.
  • Thermostat malfunctions.

Contact a licensed HVAC technician for diagnosis and repair if the problem persists.

Following this step-by-step process and additional tips, you can effectively reset your Goodman AC unit and restore its functionality.

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Mas Broto

Have been in the heating and air conditioning (HVAC) industry for over 20 years. He is person that will grow and thrive to learn more about the HVAC industry throughout his career. Mas Broto is also a blogger, who's dedicated to bringing you the best knowledge to get ahead in the game of life.

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