Lochinvar & A.O. Smith 100109246 Burner 320074-702 Advanced Diagnostics: Features on-board LED

Advanced Diagnostics: Features on-board LED monitoring to quickly verify power status and relay activation during troubleshooting

delivering positive dead-end lock-up to protect downstream equipment

allowing for flexible mounting and accurate heat detection across the medium

Built with a 15-degree pitch

OEM Reliability: Matches all specifications for the 4074ETH/U

Lochinvar & A.O. Smith 100109246 Burner 320074-702 Advanced Diagnostics: Features on-board LEDAs an HVAC technician, you know that maintaining proper combustion efficiency in natural gas water heaters starts with the burner assembly. The Lochinvar & A. O. Smith 100109246 Burner is a direct OEM replacement designed specifically for units utilizing Flammable Vapor Ignition Resistant (FVIR) technology. This NAT FV Burner Assy comes factory integrated with a #36 orifice, ensuring precise fuel to air ratios for consistent thermal output and