Serving Wake County

1325 Kirkland Rd Suite 105, Raleigh, NC 27603
License #L.33794

Aire Serv of Wake County

Offering AC & Heating Repairs
Wake County - (919) 737-7747

Understanding the Importance of Thermostat Replacement

The comfort of your home in Raleigh, NC, depends a lot on its heating, ventilation, and air conditioning (HVAC) efficiency. As HVAC experts at the respected “Aire Serve Wake County”, we have firsthand experience with helping homeowners maintain their heating and air systems. One way of achieving this is by conducting regular thermostat replacements. In this post, we further discuss the importance of thermostat replacement and why you should not overlook it.

Why is Thermostat Replacement Vital?

The technology surrounding HVAC systems has been evolving rapidly, and thermostats have kept pace. Modern thermostats offer unparalleled levels of control and adjustments allowing homeowners to meet their specific comfort level, weather conditions, and even energy consumption strategies. Ultimately, there are four significant reasons why you might consider replacing your thermostat:

  • Performance Optimisation: Old thermostats often lose calibration and do not control your HVAC system as accurately as they are supposed to. Suppose your thermostat is not regulating your HVAC efficiency optimally; in this case, an upgrade to a new model could bring about substantial improvement.
  • Energy Efficiency: A modern programmable thermostat allows you to regulate your HVAC system’s operation effectively, minimizing unnecessary energy consumption, thus saving on energy costs.
  • Automatic Adjustments: With today’s smart thermostats, you can monitor your HVAC system remotely and make necessary changes, creating the perfect interior climate before you even return home.
  • Extended Lifecycle: Regular thermostat replacement can help reduce the strain on your HVAC system by ensuring it only runs when necessary — extending the lifespan of the entire system.

How Often Should You Replace Your Thermostat?

At Aire Serve Wake County, we usually advise homeowners to replace their thermostats every ten years or sooner if they notice their HVAC system is not functioning as efficiently as it should.

How to Know When Your Thermostat Needs Replacement?

Here are a few signs that might indicate a thermostat replacement may be imminent:

  • HVAC System Runs Constantly: This could signify the thermostat cannot identify the correct temperature, prompting your HVAC to run unnecessarily.
  • HVAC System Won’t Start: If your HVAC doesn’t kick on when it should, the thermostat could be the issue.
  • Temperature Fluctuations: Your HVAC should keep your home at a consistent temperature. If you notice drastic fluctuations, your thermostat may need to be looked at.
  • Higher Energy Bills: If your energy bills have escalated for no reason, the thermostat might be causing your HVAC to run inefficiently.

The Process of Thermostat Replacement

Replacing the thermostat might be easier than you think, but it does require familiarity with HVAC systems. We recommend getting professional help, though if you choose to do it yourself, here’s a basic rundown of the process:

  1. Purchase a Thermostat: Consider buying one that offers the features you need —whether that means programmability, connectivity, or simple design.
  2. Properly Remove the Old Thermostat: Make sure to turn off the power to your HVAC system to prevent any electrical mishaps.
  3. Install the New Thermostat: Carefully connect the wires to the corresponding terminals on your new thermostat.
  4. Turn the Power Back On: Once everything is connected and secured, you can turn the power back on and test the new thermostat.


At Aire Serve Wake County, we value keeping warm in the winter and cool during Raleigh’s scorching summer months. Investing in regular thermostat replacement can ensure your HVAC system is functioning optimally, saving energy, and extending the lifespan of your heating and air conditioning units.

So, don’t overlook the welfare of your thermostat! Remember, smart and efficient HVAC functioning begins with a well-maintained thermostat. For proficient thermostat and HVAC services, feel free to reach out to our seasoned experts at Aire Serve Wake County.

Thermostat Replacement

Keep your family happy and healthy this season.

Your Wake County Air Conditioning & Heating Experts

HVAC Services & Repair in Wake County, Raleigh, Cary, Apex, Fuquay-Varina, Fayetteville, Stanford, Cameron, Clinton & Beyond

Stephen Picariello
Read More
Our technicians name was Ralph Nichols and to say the least I was very impressed with his politeness, knowledge and cheerful attitude. Ralph explained everything he was doing, so us do it your ...”

Want Us To Contact You?
Fill This Form Out

    *This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

    Limited Time Offers


    • Take advantage of our reduced HVAC service offer!


    FREE 2nd Opinion
    • Must show proof of competitor quote during appointment.


    10% OFF
    • 10% Off for all senior citizens and military

    Thermostat Replacement

    Without a functioning thermostat, your HVAC system is of little or no use. Whether you’re looking to replace a broken thermostat or hoping to upgrade to a new, smart thermostat, Aire Serv is here to help! Contact your local Aire Serv or schedule an appointment online today to replace your thermostat.

    Why Do I Need Home Thermostat Replacement?

    Part thermometer, when set, your thermostat will automatically trigger your home’s heating and cooling system to bring your home to your desired temperature. A properly functioning home thermostat will:

    DIY Home Thermostat Replacement

    Replacing your home’s thermostat with either a standard or smart model requires the following steps:

    Shut off the power to your home’s existing thermostat from the circuit breaker or power panel.
    Carefully disconnect the old thermostat from the wall. (Remove the cover panel and unscrew any brackets.)
    Gently pull the existing thermostat away from the wall so that the wire connections to the thermostat are visible on the back side of the unit.
    Remove the electric power supply and label the wires. (This is especially important if the wires are not color coded.) Be careful to keep the wires from falling back into the wall.
    Thread the wires through the new thermostat’s mounting plate.
    Mount the mounting plate using the included hardware.
    Attach the wires to the back of the thermostat according to the manufacturer’s instructions.
    Click or slide the unit into place on its mount.
    Program the unit according to the manufacturer’s instructions

    Smart Thermostat Installation

    Before you choose to install a smart home thermostat, make sure that your home’s HVAC system and existing wiring are compatible with smart home technology. To use a smart home thermostat, your home must have these features:

    Aire Serv Thermostat Replacement and Smart Thermostat Installation

    DIY thermostat replacement isn’t your thing? We don’t blame you! Contact the HVAC experts at your local Aire Serv for fast, reliable, and affordable thermostat replacement services. From wiring to programming, our technicians will help you breathe easy. Find an Aire Serv location near you or schedule an appointment online.
    Have an HVAC emergency? Call (919) 980-6707 for 24/7 emergency service.

    Breathe Easy with Aire Serv

    Up-Front Pricing

    You want to know what you are getting yourself into when you schedule service. We price by the job, not by the hour.

    Anytime Service

    We are there when it is convenient for you. Available 24 hours a day, seven days a week.

    No Overtime Charge

    We have the same low pricing, any time of the day or night and on weekends or holidays.

    “Fixed Right” Promise

    We understand that you want the issue to be fixed – and fixed right. We promise it’ll be fixed right the first time, or it’s free.

    Aire Serv's Partnerships & Achievements

    Ready to Breathe Easier?

    You can rely on our company to provide the care you need. If you need heating or cooling repairs, Aire Serv is there: We’re available 24 hours a day and 7 days a week, and we don’t charge overtime fees.
    Call: (919) 980-6707
    Book Now