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Continuous Mechanical Operation: Provides non-electric boiler water makeup
providing a linear signal across the ±2
heat-stabilized materials to resist structural warping in high-temperature furnace plenums
or the switch remaining open even when the blower fulfills the required pressure
Pro-tip: Always inspect the fan blade for balance during replacement to prevent premature bearing wear on the new 1173779 motor
Reznor 177397 Gas Valve 320788-704 Continuous Mechanical Operation: Provides non-electricThe Reznor 177397 Gas Valve is a direct OEM replacement engineered for high efficiency Reznor HVAC systems. This heavy duty 2 stage natural gas valve is identical to the Honeywell VR8304Q4404, providing seamless integration and reliable ignition control in commercial and industrial unit heaters. Featuring a 3 4" NPT inlet and outlet, this valve is designed to handle the demanding flow requirements of multi stage heating equipment, ensuring precise