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Broad Compatibility: Direct replacement for Rheem
reducing the need for universal truck stock
Technicians should inspect the existing gasket for cracks or compression sets and replace if necessary to ensure a hermetic seal
Direct OEM Fit: Ensures seamless integration with Williams P323031 specifications
Robertshaw
Lennox 57W79 Pressure Switch Broad Compatibility: Direct replacement forThe Lennox 57W79 Pressure Switch is a critical OEM safety component engineered for precise inducer draft monitoring in Lennox gas furnaces. Calibrated to a 0. 70" WC activation setpoint, this green pressure switch ensures the combustion blower is establishing sufficient static pressure before allowing the ignition sequence to proceed. As a direct furnace pressure switch replacement, it resolves common fault codes related to airflow verification and
