This fan assembly is compatible with various Lochinvar Knight and A

It is typically used as a termination point for internal tubes or as a hardware enclosure cap within the furnace cabinet to protect the system from environmental debris

For optimal performance and to prevent sediment buildup

Its backlit LCD screen is built for long-term durability in mechanical rooms

Rugged Durability: Housed in a die-cast NEMA 2 enclosure to protect internal components from typical mechanical room conditions

Fenwal 35-615221-001 Ignition Module 318172-701 This fan assembly is compatibleThe Fenwal 35 615221 001 Ignition Module is a robust 24V Direct Spark Ignition (DSI) control engineered for precision in commercial and residential heating applications. Designed for single electrode or dual electrode sensing, this DSI gas ignition control manages the gas valve and main burner spark ignition while providing continuous flame rectification monitoring. Technically, the module is configured with a 30 second pre purge to clear the