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4 Reasons Why Your Thermostat Isn’t Working

Adjusting home's thermostat
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We’ve all been there either on a hot summer day or a chilly winter night; you make a beeline for your thermostat because the indoor temperature doesn’t quite match up with what your thermostat is reading. Thermostat problems can be alarming and frustrating, especially in your time of need, but it’s vital to remember that not all issues are the result of a broken furnace or failing HVAC system. Before jumping to conclusions, know that it could be a malfunctioning thermostat. Below our experts share four reasons why your thermostat isn’t working and when you need to call a professional. 

Thermostat Problems and Solutions

Most thermostat problems aren’t severe issues, so if caught early enough, it won’t be an emergency. As always, regular maintenance helps fix these problems before they start. Here are four basic things to look at if your furnace isn’t responding to your thermostat settings:

Thermostat’s Power Is Failing

You walk over to your thermostat and notice the screen is dark. More than likely, this means there’s no power getting to it. Before panicking, check the power source. Your thermostat might not be connected right or at all. A blown fuse, tripped circuit breaker, or dead batteries will prevent the thermostat from turning on your furnace.

Thermostat Is Dirty 

Like many other appliances in your home, thermostats will malfunction if they get too dirty. Clean up any dust, dirt, spider webs, and other debris. Any of these things can coat the inside of the thermostat and interfere with the electrical and mechanical functions. Put this on your winter cleaning list. Just use a soft, clean brush to clean the inside components gently. Don’t get anything wet. Also, you can use a can of compressed air, like what’s used for electronics, to clear debris.

Thermostat Connections are Loose

Check for any loose wires or terminal screws inside the thermostat. Make sure wires aren’t corroded or detached. Most basic thermostats include a heating, cooling, and fan connection. When these connections are compromised, your thermostat will be unable to properly communicate with your HVAC system. Never remove the thermostat cover without removing the batteries or turning off the power at the fuse or breaker box. Tighten screws and secure loose wires if needed.

Thermostat Is Old 

Nothing lasts forever, not even your thermostat! It may be time to replace yours if it’s over ten years old. An old thermostat can cost you a lot of money in wasted energy and time spent tinkering with an outdated model. There are great programmable and smart thermostats available now that are easy to use and simple to connect to your existing HVAC system. 

When to Call a Professional

If you’ve tried these troubleshooting tips to no avail, you might want to consider calling a professional. Your issue could lie with your HVAC system, which will require in-depth electrical knowledge and an experienced technician. If you’ve been searching for HVAC repair near me, look no further than American Weathermakers. 

Why Choose the Repair and Replacement Services at American Weathermakers?

At American Weathermakers, we have years of experience in boiler repair and replacement as well as furnace repair services and replacement. For more ways to help manage your home’s thermostat and solve any issues you’re experiencing, contact American Weathermakers at (847) 503-9497. Winter is just around the corner; don’t waste time on a malfunctioning thermostat in your Chicagoland home.

Adjusting home's thermostat

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