Bad AC Thermostat: 5 Signs of a Bad AC Thermostat that Signal Trouble

A broken, faulty or inaccurate thermostat, specifically linked to HVAC systems, can lead to significant homeowner discomfort during summer and winter months, as it hampers the control over temperature settings and disrupts the cycling of heat and cool air. This disruption can result in erratic temperature readings, further adding to the discomfort. For Las Vegas homeowners, the lack of a functioning thermostat in summer is particularly unbearable, one of the main reasons being the integral role this component plays in managing your air conditioners. Another side effect of a malfunctioning thermostat is a spike in energy bills, as the system can’t efficiently manage the work of heating or cooling. Checking the energy efficiency of your thermostats is a key step, as a dip might suggest a problem with its components or its lifespan nearing an end.

Avoid that frustration and possible financial burden by listening to the symptoms or signals. These warning signs may be telling you to call for a seasoned technician to diagnose and carry out an AC repair or provide solutions before issues become critical. Be ready to cover the cost of an appointment for an expert to come inside your home to check the system.

In some cases, a thermostat, even a modern, programmable one, can die on you without warning, leaving you with the job of finding a replacement. But, that’s not always the case. Fortunately, thermostats often reveal symptoms or steps in their gradual wear and tear that provide homeowners the clues needed to diagnose a potential problem. This could help in getting the brain behind your HVAC unit, such as a heat furnace, fixed quickly.

Common Symptoms of a Bad Home Thermostat

A wiring defect with the thermostat’s internal wires or a faulty sensor that causes the thermostat to lose its connection to the home’s heating and cooling system may be the issue. Alternatively, it could be a matter of poor calibration leading to it reading temperatures incorrectly, as if the switch setting the temperature is off, and not turning the heating or cooling system on when required, a clear signal for changes in your thermostat settings.

1. The Heater or Air Conditioner Refuses to Start

Either way, these symptoms demand the expertise of an HVAC professional to assess the cause of your heater/air conditioner’s malfunctioning and possibly recommend a suitable replacement to get your home HVAC system up and running once again – one of the best ways to provide comfort to customers.

Another sign to look out for is if your AC runs perpetually without turning off. Once again, the cause of this malfunction could be that the wiring that turns heating and cooling off has broken, or the thermostat’s control settings are miscalibrated, resulting in sending the wrong instructions to the HVAC system.

2. Air Conditioner Runs Constantly and Won’t Turn Off

If rooms in your house substantially vary in temperature, this variance could be a sign that something isn’t doing its job as intended. These temperature shifts, typically resulting from inaccurate thermostat control settings, occur when a thermostat switches the HVAC system on and off when it is not supposed to do so. The thermostat’s role is critical – much like the movement of things in a cycle, it commands when to start and stop, controlling the temperature fluctuations. As a result, rooms in the home that are furthest from the central unit will not receive an even distribution of the desired temperature.

3. Changing the Batteries Did Not Help

One of the telltale signs that a thermostat is beginning to malfunction is when adjusting the temperature lever produces no change in home temperature. You may also want to watch out for an unlit display light or an unresponsive interface. These are clear indications that your current equipment might need to be replaced with a more finely tuned variant.

4. There Are Differing Temperatures Throughout the Home

Ultimately, all technology, including thermostats, falters at some point and needs to be replaced. Diagnosing these early warning signs in time gives homeowners enough room to prepare for potential issues.

5. The Thermostat Has No Power or Is Unresponsive

Are you a Las Vegas homeowner who’s experiencing problems with your AC thermostat? Call The Cooling Company today to fix your air conditioning problems: (702) 567-0707.