Furnace Combustion Chamber Repair

The gas valve works with the thermostat to regulate the amount of gas that flows into your furnace.

Furnace combustion chamber repair.

Over time cracks can form allowing toxic gases to escape. Air is forced into the combustion chamber where the burners are located when the blower fan turns on. It s usually held in place by two screws. Remove the combustion chamber door by lifting up and pulling it out and remove the burner cover if you have one.

An old furnace can accumulate a lot of dirt and debris so cleaning out the combustion chamber both prolongs its life and keeps it working at the right temperature. Cracks in your furnace s combustion chamber can be deadly. This results in leaner hotter flame and could lead to your furnace overheating. Part 3 furnace combustion chamber liner replacement duration.

Electric furnaces do not have a heat exchanger. When a furnace s intake airflow is restricted the fan motor can speed up to increase airflow altering the burn characteristics in the combustion chamber. This distorts the burners flames. When the thermostat sends its signal to the furnace the furnace gas valve opens and ignites the burner component beneath the combustion chamber.

Do it yourself furnace maintenance will save a repair bill. The your heat exchanger is cracked so your furnace must be replaced scam duration. A furnace with a cracked heat exchanger is usually an exception because of the cost of the repair. The combustion chamber houses the burner which produces toxic gases.

The chamber sits next to a heat exchanger which transfers heat but not gases. The combustion chamber of an oil fired furnace will eventually collapse and require replacement. This would also necessitate chamber replacement.