Lochinvar & A.O. Smith 100161837 Valve 321894-708 This unit is specifically configured

This unit is specifically configured with 0-second prepurge (0pp) and 0-second inter-purge (0IP) timings

Internal Safety Protection: Protects the heat exchanger from thermal stress and potential cracks caused by restricted airflow or over-firing

Specifically designed for 1400 CFM configurations

This hollow blower shaft is constructed from high-grade steel to withstand constant rotational stress while minimizing weight on the motor bearings

This wheel is designed for clockwise (CW) rotation only

Lochinvar & A.O. Smith 100161837 Valve 321894-708 This unit is specifically configuredThe Lochinvar & A. O. Smith 100161837 Air Metering Valve is a precision engineered OEM replacement part designed for high efficiency combustion control in commercial boilers and water heaters. As a 24V, 50 60Hz component, this air metering valve is critical for modulating the air to fuel ratio, ensuring complete combustion and maintaining peak thermal efficiency. Built for heavy duty HVACR environments, this direct fit valve integrates seamlessly with