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Simplified Commissioning: Utilize the SD card slot to upload or download configuration files
Technical Benefits for Contractors: Precision Balanced: Factory-tested for minimal run-out
Engineered for 2-1/2 inch to 3 inch 125# flanged valves
ensuring superior durability and resistance to scaling in demanding hydronic loops
ensuring long-term HVAC system reliability
Lochinvar & A.O. Smith 100109281 Burner Assembly 321702-401 Simplified Commissioning: Utilize the SDThe Lochinvar & A. O. Smith 100109281 Burner Assembly is a high performance OEM natural gas burner designed for Flammable Vapor (FV) ignition systems in residential and commercial water heaters. Featuring a precision drilled #33 orifice, this assembly ensures optimal fuel to air ratios and consistent thermal output. It serves as a direct 100109281 replacement part for AOSmith, State, and American water heater models requiring a 6 inch diameter burner