Is Your Furnace Running Constantly After a Cold Snap? Learn Why & How To Fix It

If your furnace is running constantly after a cold snap, it could be a sign of an issue that needs attention.. While it’s normal for furnaces to work harder during extreme cold, constant operation could mean trouble. Here’s what you need to know to stay warm without wasting energy or money.

1. Your Thermostat Is Set Too High

During freezing weather, setting the thermostat too high forces your furnace to run overtime to meet the demand. Lowering your thermostat by just a few degrees can help your system run more efficiently while keeping your home comfortable.

2. Your Furnace Filter Needs Replacing

A clogged furnace filter restricts airflow, causing your furnace to work harder and run longer. Check your filter and replace it if it’s dirty. Regular maintenance can extend your system’s lifespan and save you money on energy bills.

3. Drafts or Poor Insulation Are Stealing Heat

Homes with drafts or insufficient insulation lose heat quickly, forcing your furnace to compensate. Check for gaps around windows and doors, and use weatherstripping or caulking to seal them. Consider improving your attic insulation for long-term energy savings.

4. Your Furnace Might Be Too Small for Your Home

An undersized furnace may struggle to heat your home during extreme cold, running constantly to try and maintain your desired temperature. If this is a frequent issue, a system upgrade may be necessary.

5. Your Furnace Could Have a Mechanical Issue

Mechanical problems, like a malfunctioning blower motor or thermostat, can cause your furnace to run excessively. Scheduling a professional diagnostic is the best way to identify and resolve these issues.

Call One Hour Heating & Air Conditioning for a $49 Diagnostic

If your furnace is still running non-stop despite your troubleshooting efforts, it’s time to call the experts. At One Hour Heating & Air Conditioning of Johnson County, our $49 furnace diagnostic special ensures we pinpoint the problem quickly, so you can stay warm and worry-free.

We proudly serve Overland Park, Olathe, Shawnee, Lenexa, Prairie Village, Leawood, Gardner, Merriam, Mission, Roeland Park, Fairway, and De Soto in Johnson County. In Wyandotte County, we serve Kansas City, Bonner Springs, and Edwardsville. Contact us today to schedule a tune-up or consultation!

Stay Comfortable and Energy-Efficient This Winter

A constantly running furnace isn’t just inconvenient—it could lead to higher energy bills and long-term damage. Take action now to address the issue and enjoy a cozy home all season long.

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