Lochinvar & A.O. Smith 100109201 - Natural Gas FV Burner Assembly, #33 Orifice

Maintain consistent heating performance in your hydronic system with the 100109201 Natural Gas FV Burner Assembly. Designed as a direct factory replacement for Lochinvar and A.O. Smith units, this assembly ensures proper ignition and flame stability within the combustion chamber.

This burner assembly features a factory-calibrated #33 orifice, engineered to deliver the precise air-to-fuel ratio required for optimal thermal output and clean burn characteristics. It integrates seamlessly into the unit's existing flue and gas train infrastructure, promoting efficient heat transfer while meeting safety compliance standards for atmospheric heating appliances.

Key System Performance Baselines:

• Precise Fuel Metering: Factory-calibrated #33 orifice ensures correct BTU input and prevents burner over-firing.
• Operational Safety: Engineered specifically for FV (Flammable Vapor) rated systems to ensure secure combustion containment.
• Component Compatibility: Precision-engineered for seamless fitment within specified Lochinvar and A.O. Smith boiler housings.
• Combustion Efficiency: Supports steady-state efficiency ratings by maintaining optimal flame geometry.

⚠️ Application Profile: This component is intended for use in professional hydronic heating installations, specifically for qualified HVAC technicians performing routine maintenance, flame sensor upgrades, or burner section replacements on compatible residential and commercial Lochinvar boiler models.

📋 Procurement & Shipping Notice

• LTL Freight Dispatch: Heavy commercial units ship directly via insured LTL carrier with delivery coordination included.
• Project Timelines & Submittals: Need guaranteed delivery dates, formal submittals, or tax-exempt processing?

👉 Request a Commercial Quote or contact our procurement team for direct freight scheduling.