Thayer Air Conditioning Blog: Archive for January, 2021

Why Does My Furnace Turn On and Off So Often?

Monday, January 25th, 2021
furnace-isolated-white

During our mild winter months when you run the furnace to keep your household warm, you’ll become used to a standard pattern for how the HVAC system turns on and off. You’ll hear the blower fan come on, then the furnace burners ignite, and the rush of heated air pushed through the ductwork. After fifteen minutes or more, the furnace will then start cycling down, turning off the burners and eventually the fan. When the temperature begins to fall below the setting on the thermostat, the HVAC system will begin another heating cycle.

This is the normal behavior you’re used to from the furnace and probably don’t pay much attention to it. But if the furnace breaks this pattern and begins to turn on and off with greater frequency, you may notice. And then you may wonder: is this a problem?

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How a Heating System Can Warn You It’s In Trouble With Sounds

Monday, January 11th, 2021
woman-listening

We can imagine that in the future, home heating systems like furnaces will come with complex computer diagnostics that will allow them to identify malfunctions immediately and then alert you to their existence. They may even be able to automatically call your friendly neighborhood heating repair experts—that’s us!—to get the problem fixed ASAP.

But until that technology arrives, you’ll have to use other warning signs from your heater that will tell you it’s time to call us for heating repair in San Antonio, TX. Today, we’re going to look at one specific type of warning, which is unusual sounds.

If you’ve had your heating system for at least one season already, then you know the sort of noises it makes regularly. When you notice something out of the ordinary, it may be a developing repair problem, even if you haven’t noticed any other change in the heater’s performance.

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