Furnace Blowing Chilly Air? – Kennon HVAC

As temperatures drop and winter units in, your furnace turns into a necessary a part of holding your own home heat and comfy. Nevertheless, there’s nothing extra irritating than discovering that it’s blowing chilly air as a substitute of the comforting heat you count on. Should you’ve discovered your self on this state of affairs, you’re not alone. On this weblog submit, we’ll discover the widespread explanation why your furnace is perhaps blowing chilly air and what you are able to do to repair the difficulty.

Understanding Your Furnace

Earlier than we dive into the explanations behind a furnace blowing chilly air, it’s essential to have a primary understanding of how a furnace works. Furnaces are designed to warmth your own home by taking in chilly air, heating it, after which distributing it by way of your own home’s ductwork. They obtain this by way of numerous parts, together with a burner, warmth exchanger, blower fan, and thermostat.

Widespread Causes of a Furnace Blowing Chilly Air

Thermostat Settings:

One of many easiest explanations for a furnace blowing chilly air is a matter together with your thermostat. Examine your thermostat settings to make sure it’s set to “Warmth” mode, and the temperature is about increased than the present room temperature. If the thermostat is about incorrectly, it is not going to sign the furnace to warmth the air correctly.

Pilot Gentle or Ignition Issues:

In case your furnace makes use of a pilot gentle or digital ignition system, issues on this space could cause chilly air to blow. A malfunctioning ignition system could fail to ignite the burner, stopping the furnace from producing warmth. Within the case of a pilot gentle, it could have gone out or must be relit.

Soiled or Clogged Filters:

Soiled or clogged air filters can prohibit airflow, inflicting your furnace to overheat and shut down the burners prematurely. When this occurs, the furnace could blow chilly air as a security measure. Often altering or cleansing your filters is essential for correct furnace operation.

Gasoline Provide Points:

If in case you have a gasoline furnace, an absence of gasoline provide may end up in chilly air blowing out of your vents. Be sure that the gasoline valve is open and that there aren’t any gasoline leaks. Should you suspect a gasoline situation, it’s important to contact an expert instantly for security causes.

Malfunctioning Blower Fan:

The blower fan in your furnace is liable for circulating heated air all through your own home. If it’s not working appropriately, chances are you’ll expertise chilly air blowing from the vents. Widespread points embrace a defective motor, free belts, or particles blocking the fan.

Warmth Exchanger Issues:

A cracked or broken warmth exchanger can result in chilly air being blown into your own home. This can be a severe situation that may additionally pose security hazards, as it could permit dangerous gases, comparable to carbon monoxide, to flee. Should you suspect a warmth exchanger drawback, name an expert instantly.

Conclusion

When your furnace is blowing chilly air, it may be uncomfortable and irritating, particularly through the winter months. Whereas some points will be resolved with easy troubleshooting, others require the experience of an expert HVAC technician. Common upkeep and well timed repairs are important for holding all of your HVAC techniques in good working situation and making certain your own home stays heat and comfy all through the whole yr. Should you’re not sure about the reason for your furnace situation or if it’s a fancy drawback, don’t hesitate to hunt skilled assist to diagnose and resolve the difficulty promptly. Keep heat and comfy!