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A gas furnace works by heating up the element inside the furnace. The gas comes into the furnace and is lit by a spark that comes from the pilot light. The fire heats up the element and air from the fan pushes the heat into the house.

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13y ago

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How is a gas furnace work?

Your grammar is horrible.


How does a furnace spark ignitor work to ignite the gas in a furnace?

A furnace spark ignitor works by creating a spark that ignites the gas in a furnace. When the ignitor is activated, it generates a high-voltage electrical spark that ignites the gas, allowing it to burn and produce heat for the furnace. This process is essential for starting the heating cycle in a furnace.


How do you identify an electric furnace from a gas furnace?

an electric furnace runs off of 208/230 Volts while a typical gas furnace runs off of 120 also a gas furnace will have a valve for the gas relay where the gas enters the furnace.


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You can find a schematic for a gas furnace on the website, Uncionradio.


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How does a natural gas furnace work?

Natural gas furnaces work by combining natural gas with air and lighting it. This results in a flame that heats up the air and warms the rest of the house.


How do you know if the thermo coupling on your gas furnace is bad?

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Where can one find gas furnace prices?

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What is a gas furnace and its advantage?

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Why does your gas furnace blow black smoke in the house?

# Why doe the gas furnace blow black smoke?


Where can one get information on gas furnace troubleshooting?

One could find information on gas furnace troubleshooting online at Ask. Hvac for beginners is also a great place to look. One could also contact their local gas furnace dealer and/or repairer for gas furnace troubleshooting.