With the unit off

This OEM gas pilot assembly ensures precise flame pattern control to satisfy the safety circuit of your BASO power unit without common ignition delays

maintaining the integrity of the original Field Controls wiring diagram

Critical Burner Safety: Prevents furnace ignition during flue blockages or mechanical inducer failure

Williams P151101 Motor Els PW 17895 With the unit offThe Williams P151101 Motor is a rugged, 120V 1 speed blower motor engineered specifically for Williams Forsaire direct vent furnaces, including the 400 Series. As a critical OEM replacement component, this single phase motor drives the centrifugal blower assembly to maintain consistent airflow across the heat exchanger. Built for high demand residential and commercial environments, it features a permanent split capacitor (PSC) design that ensures