How to reboot your air conditioning unit?

how to reboot your air conditioning unit

Oxy Air tips and tricks on how to reboot your air conditioning unit

Follow our easy guide on how to reboot your air conditioning unit, saving you time and cost on technician callouts.


In the battle against the scorching summer heat or cold winter days, our trusty air conditioning units and heat pumps stand as our allies, providing us with a refuge of coolness and warm air. But what happens when these lifesavers start acting up? Before you rush to the phone to call in the experts, consider a solution that’s simple yet surprisingly effective: rebooting your air conditioning unit. It’s the equivalent of giving your AC a fresh start, and just like rebooting a computer, it can often resolve those niggly issues that might be keeping you from enjoying the cool comfort you deserve.

How to reboot your air conditioning unit tip 1 

The Power of the Reboot 

Turning off and on a misbehaving electronic device often does wonders. Like all things, your AC needs a chance to start over now and again, too. Rebooting your AC essentially resets its internal systems, allowing it to clear any minor glitches or errors that have accumulated over time. It’s a simple step that can save you from unnecessary frustration and potentially even a service call.

How to reboot your air conditioning unit tip 2 

The Rebooting Process: A Step-by-Step Guide 

Rebooting your air conditioning unit is an easy process that requires nothing more than a little patience and the willingness to give it a try. Here’s a step-by-step guide to help you through the process:

Step 1: Locate the Isolating Switch 

The first step is to locate the isolating switch for your air conditioning unit. This switch is often found near the outdoor compressor or heat pump unit. It’s the main switch that controls the power supply to your AC. Once you’ve located it, switch it to the “off” position. This ensures that no electrical power is flowing to the unit, making it safe for you to perform the reboot.

Step 2: Wait for 5 Minutes 

Give your AC unit a breather by leaving the isolating switch off for about 5 minutes. This short interval allows any residual electrical charges to dissipate and the internal systems to reset fully. It’s like giving your AC a mini-vacation before it gets back to work.

Step 3: Flip the Switch Back On 

After the 5-minute wait, it’s time to re-energize your air conditioning unit. Simply flip the isolating switch back to the “on” position. You might hear a faint click or hum as the power flows back into the system. This is a positive sign that your AC is getting ready to operate again.

Step 4: Observe and Test

With the power back on, it’s time to put your AC to the test. Head indoors and adjust the thermostat to a lower temperature than the current room temperature. This prompts the cooling cycle to kick in. Now, venture back outdoors and listen for the familiar sounds of the compressor and fan working harmoniously. These are good indicators that your reboot was successful.

Step 5: Monitor Performance 

Give your AC some time to cool the air and ensure that the airflow is consistent. Pay attention to any unusual noises, vibrations, or irregularities. If everything seems to be working smoothly, you’ve successfully rebooted your AC and resolved minor issues.

How to reboot your air conditioning unit tip 3

The Ultimate Reset Button: Regular Maintenance 

While rebooting your air conditioning unit can work wonders, prevention is always better than a cure. Regular maintenance is the ultimate reset button for your AC’s longevity and efficiency.

How to reboot your air conditioning unit tip 4

Changing or Cleaning

The air filters, as recommended by the manufacturer, clear away any debris around the outdoor unit, and consider scheduling professional maintenance at least once a year. These proactive measures can significantly reduce the chances of encountering problems in the first place.

Conclusion: Cool Comfort at Your Fingertips 

When your air conditioning unit starts acting up, there’s no need to immediately reach out to call a technician. Remember, just like a computer or a smartphone, sometimes a simple reboot can make all the difference. 

By following these straightforward steps, you can confidently reboot your AC, saving yourself time, money, and potential headaches. So, the next time your AC isn’t quite keeping up with the heat, don’t hesitate to give it the refresh it needs. You’ll be back to enjoying a cool and comfortable living space in no time!



Oxygen Air is your go-to expert for top-notch heating and cooling solutions catering to both residential and commercial spaces across Auckland, Hamilton, Tauranga, and Rotorua.

Being locally owned and operated in New Zealand, and backed by a proficient and extensive team, you can be confident that our technicians are highly skilled and qualified to troubleshoot your AC units. 

At Oxygen Air, we’re not just about technology; we’re about creating comfortable living and working environments that last.

We hope you have found our article on “how to reboot your air conditioning unit” useful.