This furnace fan motor is thermally protected and rated for continuous air-over duty

6 oz/gallon dilution ratio maximizes technician yield per bottle

preventing downstream pressure creep during periods of low or no demand

specifically replacing components in the S1-03101975000 kit series

Enhanced Safety: Acts as a reliable failsafe to prevent heat exchanger overheating and potential fire hazards

Lochinvar & A.O. Smith 100135307 Burner 319847-401 This furnace fan motor isThe Lochinvar & A. O. Smith 100135307 Burner is a critical combustion component engineered for high efficiency heating applications. This OEM burner assembly is designed specifically for compatibility with Lochinvar KBN106 and WBN106 models, as well as A. O. Smith equivalent units, ensuring an exact fit and reliable thermal output. As a direct replacement for the obsolete Lochinvar BNR3425, this assembly facilitates optimal gas to heat conversion