Troubleshooting
Because “It’s broken,” never really helps anyone narrow in on the problem, we’ve created an entire troubleshooting hub. From strange noises to no noise at all, these step-by-step guides give you a starting point for identifying the source of your heating and cooling challenge.
Find the most common problems on different home comfort systems, and perform simple tests that let you know if you’ve found the issue. Our home comfort troubleshooting hub is not a DIY center. Your heating and cooling problems may require an expert, so our solutions are designed to help you identify the problem and select the best HVAC expert for your needs.
Top Troubleshooting Articles
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Heat pump not cooling: the most common problems and solutions
As summer temperatures ramp up, a heat pump not cooling your home is the type of problem you want to…
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Air Conditioner Troubleshooting Guide
Air conditioners are essential to keeping your home cool and comfortable, especially in the summer.
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Furnace Troubleshooting Guide
When the first snow falls, it is easy to feel cozy inside your home — if your furnace is worki…
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AC tune ups & air conditioner maintenance
The last homeowner challenge you want to face is sitting inside without a working AC when summer tem…
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AC freezing up? How to fix a frozen AC unit
Despite the hot and humid weather that sweeps through the summer months, an AC freezing up is one of…
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How to clean mold in a window AC unit
Do you smell that? If your air conditioner is putting out more than chilled air, you may be dealing…
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Furnace flame sensors: cost, how they work, and when to repair
Learn all about your furnace’s flame sensor — what it does and how to fix it.
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HVAC.com’s Guide to Heating: Installation, Maintenance, Repairs, Cost & More
Homes throughout the U.S. need reliable heating systems that provide comfortable and safe temperatur…
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Furnace leaking water? Find out why and how to fix it
Find out why your furnace is leaking and how to repair it.
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Furnace limit switch repair and replacement cost
Think your furnace limit switch is broken? We can help with instructions on how to reset and fix it.
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Furnace not igniting? How to fix furnace problems
Though a furnace can stop working at any time in the year, most homeowners do not discover any issue…
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Furnace Replacement Warning Signs
It’s getting cold, so that means it’s time to make sure your furnace is up to the task o…
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Frozen condensate drain: how to fix it yourself
Learn how to fix your frozen condensate drain. It may cause your furnace to stop running when the weather is chilly!
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Should you cover roof vents in the winter? Pros, cons & considerations
Home maintenance needs change in the winter. Your roof vents are an important tool to keep your attic mold-free.
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What should I set my thermostat to in the winter?
What’s the best temperature setting for winter? You might be surprised!
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What does auxiliary heat mean on my thermostat?
Auxiliary heat is a thermostat setting you might see if your heat pump is trying to keep up in super-cold weather. Learn more in this article.
