Installing a switch with a different set point

By replacing the plunger assembly

Can I use the 304400 on an FS7-4 series switch

and White-Rodgers

Lochinvar & A.O. Smith 100135316 Burner Freon Installing a switch with aMaintaining peak combustion efficiency in Lochinvar Copper Fin systems requires high grade components engineered for high input applications. The Lochinvar & A. O. Smith 100135316 Burner is a precision manufactured main burner assembly designed to deliver a stable, reliable flame pattern across various residential and commercial heating platforms. This authentic OEM replacement burner is physically and functionally identical to the BNR3501 burner,