You’ve checked for a dead or weak battery (yes, it could be that simple as your thermostats rely on batteries, and when these batteries are depleted, it may fail to operate correctly or at all.) It’s not that.
And while you replaced the batteries you cleared the unit of any dirt and debris you saw inside the thermostat. You guessed it, this dirt can interfere with the internal components and cause inaccurate readings or failure to respond to temperature changes.
From there, it could be many reasons that your thermostat has gone bad: Faulty wiring, incorrect calibration, and even other HVAC issues could be the root cause of what’s making your device malfunction. Let’s review some possible causes to watch for and what to do – besides calling our AC experts – if you run into a bad thermostat.
All too Common Signs of a Malfunctioning Thermostat
- Inconsistent Temperatures: If your home experiences sudden, erratic changes in temperature, it could be a sign that your thermostat is constantly shifting settings.
- Unresponsive Thermostat: If you find that adjusting the temperature on the thermostat does not produce any change in your home’s temperature, it might be malfunctioning.
- High Energy Bills: A faulty thermostat can cause your heating or cooling system to run longer than necessary, leading to higher energy costs!
- Short Cycling: If your HVAC system frequently turns on and off AKA cycling, it could indicate that your thermostat is not accurately reading the temperature.
- Incorrect Temperature Readings: If the displayed temperature on your thermostat doesn’t match the actual room temperature, the thermostat may be failing.
Remember: A malfunctioning HVAC system can sometimes be mistaken for a thermostat issue. Problems with the furnace, air conditioner, or other components of the HVAC system can cause the thermostat to behave unpredictably, even if the thermostat itself is functioning correctly. You’re not going to want to DIY the fix, simply call/text us for affordable AC repairs all across Tampa Bay.
How Can I Test if My Thermostat is Working Properly?
One of the simplest ways to test if your thermostat is working properly is to set the temperature to a level that is significantly higher or lower than the current room temperature. For instance, if it’s winter and your room is at 68°F, set the thermostat to 75°F. If the heating system doesn’t turn on within a few minutes, there may be an issue with the thermostat.
Listen for any unusual noises coming from the thermostat when it is in operation. Clicking sounds are normal as the thermostat switches on and off, but continuous buzzing or humming noises can be a sign of electrical issues within the device.
Verify that the thermostat is correctly calibrated (you should be able to find some troubleshooting details in the manual). Some models allow for manual calibration, while others may require professional service. Incorrect calibration can lead to inaccurate temperature readings and improper functioning of your HVAC system.
When Should I Consider Replacing My Thermostat?
If you have tried to fix it and the thermostat still doesn’t seem to be working properly, it may be time to consult a professional HVAC technician. We can perform more advanced diagnostics and determine whether the thermostat needs to be repaired or replaced.
Consider replacing your thermostat if you notice a significant discrepancy between the temperature setting and the actual room temperature. Another sign it’s time for a replacement is if your HVAC system is cycling on and off more frequently than usual; it could indicate that your thermostat is not accurately reading the temperature. This erratic behavior can lead to inefficient heating or cooling and increased energy bills – not what we want for our fellow local homeowners!
A faulty thermostat may struggle to maintain the desired temperature, causing discomfort and inefficiency. If you’re experiencing any of these issues, it’s crucial to address them quickly. Ensuring your thermostat works properly can save you money and keep your home comfortable. Don’t wait for service, Tampa Bay — contact us for professional AC repairs and get your thermostat checked today!
