The A. O. Smith 100109201 is a genuine OEM natural gas final burner assembly kit for select FVIR (Flammable Vapor Ignition Resistant) residential water heaters. It includes the burner assembly and associated combustion components needed to restore safe and reliable burner operation. It is a direct replacement for several earlier burner assembly part numbers.
Features
Genuine OEM burner assembly for A. O. Smith water heaters.
Factory-calibrated #33 natural gas orifice.
Designed to restore proper combustion efficiency and ignition performance.
Direct replacement for discontinued burner assembly 9003380005.
Engineered for compatible FVIR water heater models.
Function
The burner assembly:
Mixes natural gas with combustion air.
Produces the main heating flame for the water heater.
Supports safe ignition and stable flame operation.
Works with the ignition, pilot, and flame-sensing components to heat the water efficiently.
The A. O. Smith 100109201 is a genuine OEM natural gas final burner assembly kit for select FVIR (Flammable Vapor Ignition Resistant) residential water heaters. It includes the burner assembly and associated combustion components needed to restore safe and reliable burner operation. It is a direct replacement for several earlier burner assembly part numbers.
Features
Genuine OEM burner assembly for A. O. Smith water heaters.
Factory-calibrated #33 natural gas orifice.
Designed to restore proper combustion efficiency and ignition performance.
Direct replacement for discontinued burner assembly 9003380005.
Engineered for compatible FVIR water heater models.
Function
The burner assembly:
Mixes natural gas with combustion air.
Produces the main heating flame for the water heater.
Supports safe ignition and stable flame operation.
Works with the ignition, pilot, and flame-sensing components to heat the water efficiently.
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