Lennox 84K65 Spark Ignitor/Sensor

The Lennox 84K65 Spark Ignitor/Sensor is an gas furnace which helps the gas furnace of your heating system to work safely and efficiently. The ignition and flame sensing functions of this L-shaped device are combined. The gas burners are ignited at the beginning of furnace by a spark from the ignitor. The sensor is once ignited, continuously detecting the presence of a flame. This means there’s no gas buildup that could ignite, and it also means it takes place in a safe controlled manner. Furnace ignition problems may be caused by a faulty spark ignitor or flame sensor, resulting in delays or an inability to heat your home.