Furnace Troubleshooting: Common Reasons Your Home Is Not Heating

Furnace Troubleshooting | DIY Furnace Tips

At Galmiche & Sons, one of the most common questions we hear is “Why is my furnace not heating properly?” If you are experiencing problems heating your home, furnace troubleshooting can help diagnose and resolve the issue.

While we always recommend contacting a professional HVAC company with your concerns, in this article we will talk about some furnace troubleshooting that you will be able to do by yourself to help you understand the problem and the best solution.

If you need help with your furnace troubleshooting, or you think you may have discovered an issue with your HVAC system, contact the heating & air conditioning experts at Galmiche & Sons in St. Louis today at 314-993-1110!

Furnace Troubleshooting 101

St. Louis Furnace Troubleshooting

Wondering what to do when your home is not heating up? HVAC Systems are complicated and can seem like intimidating pieces of equipment to figure out, but the solution to your heating problem is not always so complex. Before you call a professional, give a few of these things a try:

  • Check Your Windows – Before you start to worry, the first thing you should do is look at every window and door throughout your home. The heat in your home can easily be going out one or more windows, causing your house to seem cooler than it should be. Once you locate a window or door that has been left open, close it tightly, and see if the problem still continues. If it does, try more of these furnace troubleshooting steps.
  • Check Your Vents – If your vents are being blocked by something, the warm air may not be able to come in at full capacity, causing your home to seem cool. Look around for air vents that may be covered or blocked by furniture or rugs. Try to leave some space for your air vents to allow the heat to come in efficiently. If that does not fix the problem, try more of these furnace troubleshooting procedures.
  • Check Your Furnace Filter – If the filter for your furnace has become way too dirty, it can block adequate airflow causing your home to not heat up properly. Therefore, as some basic furnace troubleshooting, your furnace filter should be changed regularly to achieve maximum efficiency. If you choose to change the air filter yourself, be sure to shut off your furnace first.
  • Check Your Breaker – Another reason your home is not heating up could be as simple as your furnace not being on. Therefore, as part of your furnace troubleshooting, check to see if the unit is switched to on. If so, move on to the electrical panel and make sure no switches have been tripped. If so, reset the breaker and see if that resolves your problem.
  • Check to See if the Furnace Is Shutting Off Early – Sometimes furnaces will produce warm air, but shut off before the house is finished heating. If this is your situation, call a professional and ask them what you should do.

Have you tried all of our furnace troubleshooting procedures and are still experiencing a home that is not heating properly? At this point, it may be time to contact a professional.

Contact Us for Professional Furnace Troubleshooting in St. Louis

If you are ready to have a professional come out and do some furnace troubleshooting or fix a problem that you uncovered, give us a call in St. Louis at 314-993-1110 or use our online form. Our heating & air conditioning professionals can perform the necessary troubleshooting and repairs to get your HVAC system back in working order!

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