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By ensuring consistent spark generation and millivolt-sensitive flame sensing
or 5-2 scheduling with a 2-pipe fan coil changeover input for seasonal efficiency
Durable Construction: Built with Class B insulation and ball bearings for high-temperature
making it a direct drop-in replacement for standard Honeywell Fire and Smoke Actuator retrofits
By utilizing a 100289462 replacement gasket
Lochinvar & A.O. Smith 100161835 Valve 320788-703 By ensuring consistent spark generationThe Lochinvar & A. O. Smith 100161835 Air Metering Valve is a critical component for maintaining the precise combustion air to fuel ratio in high efficiency condensing boilers and water heaters. Engineered for exact modulation, this venturi air valve ensures the burner receives the correct airflow required for stable ignition and optimal thermal efficiency. It is a direct OEM replacement part designed to interface seamlessly with the blower assembly