To create heat your furnace combusts fuel typically gas but other varieties exist in a sealed chamber.
Electric heat exchanger furnace.
A furnace s heat exchanger can use all sorts of fuel and the type of fuel your furnace uses depends on preference local climate and what type of fuel is readily available in your area.
The combustion by product or exhaust travels through the coil like heat.
An electric resistance furnace works like a big hair dryer.
By contrast in an electric furnace an electric ignition receives the thermostat signal and activates electric heating elements inside the furnace.
The heat exchanger and other components.
For instance propane might be readily available in bozeman montana but it is unlikely that you d find propane as a means of furnace fuel in an off.
There electric heating elements heat the air and the blower pushes the warmed air back into rooms through a system of duct work.
The good news is that most furnace manufacturers offer an extended parts warranty for a heat exchanger that lasts anywhere from 10 years to a limited lifetime warranty.
The heat exchanger can have a 20 year or lifetime limited warranty.
The advantage over a heat pump is the air is typically warmer than air blown from a heat pump system.
What is the furnace heat exchanger.
This combustion process generates heat energy from the fuel source.
Homeadvisor s complete heat pump or forced air furnace guide defines the differences between electric and gas heat pumps and gas electric propane and oil furnaces.
The window of coverage for other components can range from a single year to 10 years.
It s an essential part of the heating process.
Two types of furnace warranties come into play here.
An electric furnace works like a big hair dryer producing heat with electric heating elements.
Winchester 59045 btu 4 ton residential forced air electric furnace with ecm blower motor model me16cn21 18 1 439 36 1 439 36.
Every furnace contains a heat exchanger.
The heat exchanger is the main component of the furnace that is the closest to the burners and which is responsible for creating a warm air in our houses.
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The bad news is that the parts warranty only covers the cost of the actual heat exchanger not the labor required to replace it.
In gas furnaces or boilers natural gas begins the combustion process and starts heating up the heat exchanger.
As with a gas forced air furnace it has a blower that draws air into the cabinet through a cold air return and then pushes the air through the heat exchanger.
As you shop for an electric furnace research the warranty on every make and model you are considering.
The furnaces then use forced air to blow the heated air through the house.