Furnace Articles

Tips to Troubleshoot Your Thermostat

November 16, 2022
Image of someone pulling the front panel off a thermostat. Tips to Troubleshoot Your Thermostat.

If your heating or air conditioning system suddenly stops working in your Friendsville home, it’s easy to think the worst. However, sometimes the malfunction is not really caused by your heating, ventilation, and air conditioning (HVAC) system at all, but actually from a broken thermostat. Here are some expert tips on checking your thermostat first…

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7 Furnace Maintenance Tips

October 19, 2022
Furnace Maintenance

The last thing you want when the weather takes a turn toward winter is a broken furnace. We can help with these furnace maintenance tips.

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Why Won’t My Furnace Stop Running?

January 13, 2022
Sad girl portrait holding a cup of hot drink

Is your furnace blowing air without pause? If so, you’re probably a bit concerned. Before calling a professional, check these three things.

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What’s the Difference Between My Furnace Fan Settings—ON and AUTO?

December 15, 2021
Furnace Fan Settings

There are furnace-fan settings on your thermostat for ON and AUTO. Which option is the best choice for your household?

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What Are Signs I Need a New Furnace?

November 16, 2021
Happy Technician

Our team wants you to know how your furnace works and what signs you can watch for to indicate it’s time for a replacement heating system.

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How Does My Gas Furnace Work?

October 18, 2021
Closeup Shot Of Home Furnace Burner Ignited With Crimson Blue Flame

Our professionals encourage you to know how your gas furnace works so you can spot any potential problems with your home’s heating system.

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Schedule Your Annual Furnace Inspection Now

September 23, 2021
Furnace Inspection

What ’s at the top of your fall to-do list? Make sure it is your furnace.  Prepping your heating, ventilation, and air conditioning (HVAC) system for winter in Tennessee not only enhances your safety and your furnace’s efficiency, it can help keep your repair budget in line during cold weather. Tackling this important chore is…

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Furnace Flue Tips

February 10, 2021

Even though our A & L Heating and Air heating, ventilation, and air conditioning (HVAC) experts are always here for you, as a Maryville homeowner, you should know at least a little something about your heating and cooling system. Knowledge is power after all.

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Why Is My Furnace Leaking Water?

January 12, 2021

You just discovered there is a puddle of water on the floor in front of your furnace. What does this mean? Why would your furnace be leaking water? It could be a few different things. In most cases, it is not a big repair, so keep calm. However, you will need one of our A & L Heating and Air heating, ventilation, and air conditioning (HVAC) professionals to take a good look at it and resolve the issue for you. 

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What Does AFUE Mean?

October 30, 2020
An older couple looking over papers together | What Does AFUE Mean? | Compare Furnace Efficiency | Maryville, TN

While an air conditioner’s efficiency is measured by its SEER (Seasonal Energy Efficiency Ratio) rating, an electric or gas- or oil-fired furnace’s efficiency is measured by its AFUE, or average fuel utilization efficiency. This standard measurement is given in percentages, letting you know how much of your fuel is actually used to heat your Tennessee home and how much fuel is wasted.

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