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How To Reset Your Carrier AC Unit: Step-by-Step Guide


An HVAC unit sits outside of a home in what appears to be spring

If your Carrier AC is having issues, the first thing an HVAC professional will recommend is resetting the system. Total Air is here to provide a detailed guide on safely resetting your Carrier AC and troubleshooting common issues.

Signs You Need To Reset Your Carrier AC

Not sure if your Carrier AC needs to be reset? Common signs a reset is necessary include:

  • Unit Not Cooling Properly: If your AC is only blowing warm air, a reset may help.
  • Error Codes on the Display: Some error codes indicate the need for a system reboot.
  • Unresponsive Controls: If your AC isn’t responding to thermostat adjustments, a reset might resolve the issue.

Need professional help? Contact Total Air for expert AC services.

How To Reset Your AC Unit

Here is a step-by-step guide on safely and effectively resetting your Carrier AC.

POWER DOWN THE AC

The first step is to power down your AC by flipping the breaker in your electrical panel that powers the unit. Be sure to turn the AC’s power switch off before moving on to the next step.

FIND THE RESET BUTTON

The next step is to locate the air conditioner reset button on your Carrier AC. In most cases, the small red reset button is inside the AC’s compressor. If unsure, you can always refer to the user’s manual to find the exact location.

HOLD THE RESET BUTTON

Once you’ve found the reset button, hold it down for at least three seconds. Then, press and hold the button down for three to five seconds.

WAIT FOR SYSTEM RESET

After you’ve held the reset button down those two times, you can flip the breaker in your electrical panel back to the on position. Then, you’ll want to ensure the power switch on your Carrier AC is also in the on position. After that, wait for the power to be restored to your unit.

VERIFY AC UNIT IS OPERATIONAL

Stay close to your AC to verify that it is working again after being reset. You can also try lowering the set temperature to confirm that all technical errors have been resolved, especially errors related to inaccurate thermostat readings.

When To Call a Professional

If your Carrier AC is still not functioning correctly after a reset, there could be an underlying issue, such as:

  • Electrical or wiring issues
  • Faulty sensors or thermostat problems
  • Compressor or refrigerant concerns

As a Carrier Factory Authorized Dealer, Total Air has the expertise to service all Carrier AC models. Contact us for professional AC repair and maintenance.

in an emergency? 24/7 emergency service available

AC Repair & Maintenance Services in Dallas, TX

At Total Air, we offer comprehensive AC services, including repair, installation, replacement, and maintenance services. We also offer:

Why Choose Total Air?

At Total Air, we’re not comfortable until you are. We pride ourselves on serving our customers with the highest quality HVAC services. We offer experienced technicians, fast response times, positive customer reviews, and great service every time — satisfaction guaranteed.

With over 60 years of experience, the Total Air team can tackle any job. When you need services for your Carrier AC or any other expert HVAC services, turn to Total Air.

Have more questions? Contact the Total Air team for expert advice.

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