Lochinvar & A.O. Smith 100233643 Gasket 319852-301 providing a mechanical

providing a mechanical

Rotation is easily reversed by swapping the two leads in the integrated connector

This secondary limit switch is engineered to interrupt the 24V control circuit if vent temperatures hit the 230 degree Fahrenheit threshold

the 100109906 is the official updated version specifically designed to replace the 9004519205 in all compatible heating units

Lochinvar & A.O. Smith 100233643 Gasket 319852-301 providing a mechanicalThe Lochinvar & A. O. Smith 100233643 Gasket is a critical OEM replacement part engineered for high output condensing boilers and water heaters. Specifically designed for the Crest FB2500 and FBN2500 models (prior to serial number D14), this burner assembly gasket ensures a high integrity seal between the burner and the heat exchanger. For technicians performing boiler maintenance or a complete burner assembly overhaul, replacing this component is