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Smith Cyclone and Lochinvar models
Professional HVAC technicians select this part for its precise fit and factory-tested safety controls
The Weil McLain 590-317-305 is a professional-grade woven fiberglass gasket specifically engineered for high-temperature sealing on cleanout plates
ensuring proper fitment and electrical sync with existing control boards
Technicians should inspect the ceramic insulators and terminal connections for damage prior to installation to ensure a reliable electrical path and optimal heat transfer within the air stream
Lennox 14A46 Pressure Switch 326058-755 Smith Cyclone and Lochinvar modelsThe Lennox 14A46 Pressure Switch is a critical OEM replacement part designed for high efficiency, multi stage HVAC systems. This 2 stage pressure switch (Model 104549 04) is factory calibrated to monitor vital combustion air pressures, ensuring the inducer motor is moving the correct volume of air for safe ignition and operation. With a high set point of 0. 81" W. C. and a low set point of 0. 45" W. C., this dual stage pressure switch provides the