Lochinvar & A.O. Smith 100208391 Pressure Switch 30067439-890 This forced air sequencer maintains

This forced air sequencer maintains system balance by controlling the ON/OFF timing

but the filter media and frame construction are identical

providing technicians with a manual lift option for system evacuation or emergency override

Direct OEM Compatibility: Serves as the factory-correct 1193106 replacement part for streamlined installation on ICP equipment

Visual Diagnostics: Integrated position indicator allows for rapid visual verification of valve status during inspection

Lochinvar & A.O. Smith 100208391 Pressure Switch 30067439-890 This forced air sequencer maintainsThe Lochinvar & A. O. Smith 100208391 Pressure Switch is a mission critical safety component designed for precise pressure monitoring within high efficiency boilers and water heaters. Engineered to meet rigorous OEM specifications, this 0. 21" W. C. air pressure switch functions as a blower prover, ensuring the combustion blower is generating sufficient airflow before allowing the ignition sequence to proceed. By supervising the differential pressure