When it comes to furnaces, the costliest components are the fan motor, heat exchanger, and ignition system. The fan motor is responsible for circulating air throughout the home. If it malfunctions or breaks down, you may need to replace the entire unit. The heat exchanger is used to transfer heat from the furnace's firebox to the house.
If this part has any issues, you'll need professional help to replace it in order to keep your family safe from potential carbon monoxide poisoning. The fan motor is one of the most expensive parts of a furnace. It is responsible for pushing air through the ducts and into the home. The heat exchanger is also a costly component of a furnace.
It is used to transfer heat from the furnace's firebox to the house. The ignition system is another expensive part of a furnace. This system is responsible for igniting the fuel and creating heat in the furnace. If this system fails, you may need to replace it in order to keep your furnace running efficiently and safely.
In conclusion, when it comes to furnaces, the most expensive components are the fan motor, heat exchanger, and ignition system. These parts are essential for keeping your furnace running safely and efficiently, so it's important to make sure they are in good working condition. If any of these parts fail, you may need to replace them in order to keep your family safe from potential carbon monoxide poisoning.