Furnace Occasionally Blows Cold Air When I Restart It It Blows Warm Air Again

The middle of a harsh Ohio winter is no fourth dimension to be confronted with a furnace bravado cold air. Y'all want to curlicue up in a cozy business firm afterwards you lot deal with harsh weather conditions, and so it's time to have a wait at the reasons the furnace may be blowing cold. Some issues with the heat are easy to fix, but others require a qualified professional to become you away from the space heater and dorsum to a house that'southward warm all over.

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Cheque the Thermostat Fan Setting

If your furnace's blower fan is prepare to run continuously, it runs even when the organization is not working to produce heat. Outside of a heating cycle, the furnace could be blowing common cold air because of a settings mistake.

Become to your thermostat and take a await at the fan setting. Brand sure the switch is set to AUTO, non ON. With the AUTO setting called, your furnace should just run the fan during a heating bicycle and not push cold air through your vents in between.

Thermostat Not Working

Since your thermostat communicates your habitation's temperature needs to the furnace, if it isn't working correctly, your furnace could accident common cold air because it isn't receiving the proper instructions from your thermostat.

Replacing your thermostat ensures authentic advice with your furnace to stop cold air bug. Take your thermostat replaced past your HVAC technician, and consider upgrading to a programmable or smart thermostat for better control over indoor comfort and energy consumption.

Cheque Furnace Air Filter

A dingy air filter hinders air movement through the furnace. This raises temperatures within the furnace, and the limit switch shuts heating cycles downwardly if the unit becomes besides hot. If you take a dingy filter, replacing the filter typically stops cold air from bravado.

• Notice the filter compartment on your furnace, remove its access door if applicable.
• Slide out and dispose of the old filter.
• Insert a new one of the aforementioned dimensions into the filter compartment. Make sure you follow the directional markings noted on the filter frame for proper positioning.
• Replace the access door to the compartment, if applicative.

Once the furnace cools down, it should restart. If it doesn't, you may need HVAC repairs to reset the furnace'due south limit switch.

Broken Furnace Command Console

When a furnace blows cold air, at that place may be an effect with the unit's electronic control panel. This is sometimes hands solved by resetting the system.

• Plow off power to the furnace at its ON/OFF switch.
• Await a few minutes, and then flip the switch to ON.

If this does non correct the problem, telephone call for furnace repair.

Pilot Low-cal Is Out

If your furnace's airplane pilot light goes out, the furnace will blow cold air considering fuel combustion is not taking place. The pilot light needs to be relit to fire fuel and heat your home.

• Turn off ability to the furnace.
• Locate the pilot light assembly and turn the reset switch to OFF.
• Look 10 to xv minutes to permit whatever escaped gas to clear the area.
• Plow the reset switch to PILOT. While doing so, use a lighter or friction match at the airplane pilot finish to calorie-free outgoing gas.
• Once the pilot is lit, turn the switch to ON.
• Restore power to the furnace.

If you are unable to relight the airplane pilot or it keeps going out, call for furnace repair.

Standing Water Around Unit of measurement

High-efficiency furnaces produce condensation, which commonly exits the system through the condensate bleed line. If there is a blockage in the line, the system's overflow kill switch turns off the unit of measurement to forbid water damage. Standing water effectually the furnace is a sign of a condensate line blockage.

Clear condensate bleed clogs with these steps:

• Turn off ability to the unit at the breaker.
• Locate the condensate drain pan.
• Remove water that sits in the pan with a wet/dry vacuum.
• Remove and clean the pan with balmy dish soap and water, and so replace.
• Follow the condensate drainpipe that extends from below the pan to its exit exterior your home.
• Attach your wet/dry vacuum to the opening to suck out clogs.
• Restore ability to the unit of measurement.

Leaking Ducts

Sometimes, a furnace blows common cold air due to duct leaks. Leaks in the ducts permit oestrus free energy to escape, so once heated air reaches your living areas, it doesn't feel so warm.

Duct leaks need to be pinpointed and repaired past a professional to resolve rut loss.

For Furnace Repair in Cincinnati, Plow to Apollo Home

If your furnace is blasting cold air and troubleshooting does not correct the problem, it's fourth dimension to contact Apollo Dwelling house to schedule furnace repair. Our technicians thoroughly investigate this issue to make an accurate diagnosis and swiftly repair your heating organisation. Don't settle when your furnace is blowing common cold air when complete comfort is just a telephone call or click away!

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Furnace Occasionally Blows Cold Air When I Restart It It Blows Warm Air Again

Source: https://apollohome.com/blog/furnace-is-blowing-cold-air/

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