Basic Parts & Function of a Furnace in Upper East Side, NY; Blower Motor, Heat Exchanger, Flue, Burners & More

Every homeowner, particularly during winter looks forward to a warm evening. A home furnace delivers much needed warmth. Until it breaks down and their home is left freezing, most people do not think much of the furnace. Though there are different types of furnaces, they all primarily operate in the same way. When you understand how the furnace works, you can better maintain and troubleshoot problems properly. With this in mind, we at NY NJ A/C Connection would like to discuss the standard parts and function of a furnace.

Heat Pump Furnace Combo

Heat pumps are part of hybrid heating systems. The efficiency of home heating systems increases as well as reduces heating bills by up to 30%. From the outside air, a heat pump works by condensing heat and it pumps the heat into the home during winter. The heat pump removes the heat from the air in the house and disposes of the hot air outside in the summertime.

Air Filter

Being located near the blower motor, the air filter removes allergens and pollutants improving the air quality. Be sure to change the filter regularly, the filter protects the motor and to guarantee good quality air.

Furnace Blower Motor

With the blower, the heated air is directed into the ductwork after the air is directed from the return ducts into the heat exchanger with the blower. Fans are preset in the installation process.

Furnace Heat Exchanger

This is one of the most vital parts of a home furnace. It is engineered coils where heat is added to the air. By a blower motor, the heated air is blown into the ductwork.

Furnace Flue

Also referenced as an exhaust stack, a flue gets rid of the toxic remnants of the combustion process.


To achieve the preferred temperature, this furnace element gives you control. When it’s turned up, the flames become larger to increase the temperature and when turned down, the flames grow smaller, lowering the heat.

Furnace Burners

Where gas is burned if the burners that are tubes. With a flame sensor, the burners are fitted and a gas valve that help control flames and turn off the gas when a flame is not detected.


Throughout your home, the heated air is distributed with the ductwork.

How Does a Furnace Heat Your Home?

Outdoor air enters the furnace via the vent. The furnace is stored in an enclosed space in the plenum. The air is first filtered to remove dust and debris. The filtered air is then pushed into the burners for the air to be heated. Into the ductwork, the heated air is forced with the blower. In your home through the duct, the hot air is distributed. This process repeats and then the process stops until heating is needed again until the heat reaches the required level. Disposed of through the flue, remnants of the combustion process, which is noxious flames and carbon monoxide.

Furnace Maintenance

In your home, in order to distribute heat efficiently, a furnace requires routine maintenance. For your furnace, there are some important tips below.
– All electronic connections are secured.
– Performance assessment for the burners.
– Moving parts are routinely lubricated.
– The air filter needs to be checked and clean/replaced accordingly.
– Signs of corrosion on the unit is inspected for.

Furnace Sales, Installation, Replacement, Repairs, Tune Up Maintenance & More in Manhattan, New York

Call in the professionals of NY NJ A/C Connection and let our certified technicians assist you when it comes needing maintenance, repairs, installation or replacement furnace services in New York.

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