How Do You Reset a Thermostat After a Power Outage: A Step-by-Step Guide

How Do You Reset a Thermostat After a Power Outage?

To reset a thermostat after a power outage, start by switching off your AC system via the thermostat.

Next, turn off the air conditioner at the circuit breaker.

Once that is done, go back to the circuit breaker and flip the AC switch back to the ON position.

Wait for about half an hour to allow the air conditioner’s internal circuitry to reset.

After that, switch on the AC system at the thermostat.

If the air conditioner doesn’t reset successfully, it is advised to contact a trusted local furnace and air conditioning company for inspection and potential repairs.

Power outages caused by storms can lead to air conditioner malfunctions, and M & M Heating & Air Conditioning Service Co.

provides a step-by-step guide for resetting the system.

If the system still won’t start, it’s best to contact a local furnace and air conditioning company for further inspection and potential repair work.

Key Points:

  • Switch off AC system via thermostat
  • Turn off air conditioner at circuit breaker
  • Flip AC switch back to ON position at circuit breaker
  • Wait for half an hour for air conditioner’s internal circuitry to reset
  • Switch on AC system at thermostat
  • Contact trusted local furnace and air conditioning company if AC doesn’t reset successfully

Did You Know?

1. The first thermostat was invented by a Scottish chemist named Andrew Ure in the early 19th century. However, it did not have a power outage reset feature like modern thermostats do.

2. Did you know that resetting your thermostat after a power outage can help you save energy? Most thermostats default to a higher temperature setting when power is restored, so resetting it to your desired temperature can prevent unnecessary energy consumption.

3. In some thermostats, a power outage can reset the date and time settings. So, next time you experience a power outage, make sure to check and adjust the date and time on your thermostat if necessary.

4. Certain thermostats have a battery backup feature that allows them to retain their settings during power outages. This can be especially useful in areas prone to frequent power cuts or during severe weather conditions.

5. Modern programmable thermostats often have built-in memory systems that can store your preferred settings even during a power outage. So, no need to worry about resetting the temperature schedule if the power unexpectedly goes out – the thermostat will remember it for you!

Related Post:  Is Auxiliary Heat the Same as Emergency Heat Explained

Switch Off AC System on Thermostat

During a power outage, it is important to follow the correct steps to reset your thermostat and air conditioning system.

The first step is to switch off your AC system via the thermostat. Locate your thermostat on the wall and find the power button or switch. Press the power button or switch to turn off the system. By switching off the AC system on the thermostat, you are ensuring that it is prepared for the reset process.

This step will also help to prevent any potentially damaging power surges when the power is restored.

  • Switch off your AC system via the thermostat
  • Locate the power button or switch on the thermostat
  • Press the power button or switch to turn off the system

Remember to follow these steps to safely reset your thermostat and air conditioning system during a power outage.

Turn Off Air Conditioner at Circuit Breaker

After turning off the AC system on the thermostat, it is crucial to also turn off the air conditioner at the circuit breaker. To do this, follow these steps:

  • Locate the circuit breaker panel in your home or building.
  • Open the panel to access the circuit breakers.
  • Search for the circuit breaker that is connected to your air conditioning unit.
  • Flip the switch associated with the air conditioner to the off position.

By turning off the circuit breaker, you will completely cut off power to the air conditioner, ensuring a safe and effective reset once the power is restored.

Remember, turning off the AC system on the thermostat alone is not enough. Always turn off the air conditioner at the circuit breaker for a thorough reset.

Flip AC Switch Back to ON Position at Circuit Breaker

Once the power outage is resolved and the electricity is restored, it is important to flip the AC switch back to the ON position at the circuit breaker. Return to the circuit breaker panel that you previously located and open it. Look for the switch that corresponds to your air conditioning unit and flip it back to the ON position. This will restore power to the AC system, allowing it to begin the reset process.

Related Post:  How to Install Nest Thermostat for Efficient Home

Wait for Air Conditioner’s Internal Circuitry to Reset

After flipping the AC switch back to the ON position, it is important to wait for the air conditioner’s internal circuitry to reset. This process usually takes around half an hour, but it can vary depending on the specific model and manufacturer of your air conditioning system. It is recommended to be patient and allow the necessary time for the system to reset itself.

During this waiting period, it is also advisable to check other electrical appliances and systems in your home to ensure they are functioning properly after the power outage.

Switch On AC System on Thermostat

After the waiting period, switch on the AC system at the thermostat. Return to your thermostat and locate the power button or switch. Press the button or flip the switch to turn on the AC system. This should initiate the startup sequence of your air conditioning unit. If everything goes according to plan, you will feel cool air flowing through your home in no time.

Contact Local Furnace and Air Conditioning Company if Reset Is Unsuccessful

If, after following all of the above steps, your air conditioner does not reset successfully, it is recommended to contact a trusted local furnace and air conditioning company for inspection and potential repair work. Power outages caused by storms or other factors can lead to more significant malfunctions in air conditioning systems. Professional technicians have the expertise to identify and resolve these issues, ensuring that your system is back up and running efficiently. It is important to rely on professionals in these situations to avoid any further damage or potential safety hazards.

In conclusion, resetting a thermostat after a power outage is a relatively simple process that requires following a few necessary steps. These steps include:

  • Switching off the AC system on the thermostat
  • Turning off the air conditioner at the circuit breaker
  • Flipping the AC switch back to the ON position once the power is restored
  • Waiting for the air conditioner’s internal circuitry to reset
  • Switching on the AC system at the thermostat
  • Contacting a local furnace and air conditioning company if the reset is unsuccessful.

Check this out:


Frequently Asked Questions

Do thermostats have a reset button?

Yes, thermostats often have a reset button. This button allows you to reset the thermostat’s settings and restore it to its default configuration. Whether you have a traditional thermostat or a modern smart thermostat, the reset button is a useful feature that ensures your HVAC system operates smoothly and efficiently. By pressing the reset button, you can resolve any technical glitches or programming issues that may arise, allowing your thermostat to function optimally once again.

Related Post:  Can a Faulty Thermostat Cause Your AC to Not Work Properly?

Can power outage damage thermostat?

Yes, power outages can indeed damage a thermostat. While power surges are a common concern for many appliances in the HVAC system, they can also disrupt the functionality of a thermostat. Power surges during outages can cause significant damage to the internal circuitry of the thermostat, rendering it inoperable. Therefore, investing in surge protection for your HVAC system, including the thermostat, is a wise decision to ensure its prolonged lifespan and uninterrupted operation.

Can I restart my thermostat?

If you have a thermostat with a recessed reset button, you can restart it by pressing the button using a paperclip for 5 seconds. This will reset the thermostat’s settings and allow you to start fresh. Alternatively, if you have a battery-operated thermostat and the reset mode didn’t work, try removing the batteries for 5 seconds and then reinserting them. This may help to restart the thermostat and resolve any issues you may be experiencing.

Why do I have to reset my thermostat after a power outage?

After a power outage, resetting the thermostat is necessary because it gives the system time to reset its internal circuit breaker. This short pause allows the system to ensure a safe restart without causing any further complications. If the thermostat is not reset and power is restored too quickly, it could potentially trip the entire system again, which may result in additional outages or damage to the electrical components. Therefore, resetting the thermostat after a power outage is a precautionary measure to ensure the system operates smoothly and avoids any potential mishaps.

In summary, the time taken to reset the thermostat after a power outage allows the system’s internal circuit breaker to safely reset. This temporary pause prevents any potential trip hazards and ensures a stable and trouble-free operation, protecting both the system and the electrical components from further damage or failure.

References: 1, 2, 3, 4