SKU: 36797872148
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the secondary voltage may drop
Safety Compliance: Directly interfaces with the furnace control board to prevent ignition if the inducer path is restricted
How do I diagnose a failing transformer
Precise Power Conversion: Efficiently steps down 120VAC to 24VAC to protect sensitive low-voltage electronics
needs to be addressed before the system can be restarted
York S1-024-25329-705 Pressure Switch the secondary voltage may dropThe York S1 024 25329 705 is a high precision 1. 3" WC air pressure switch designed for critical safety monitoring in York, Coleman, and Luxaire gas furnaces. As an OEM HVAC replacement part, this SPNC (Single Pole Normally Closed) switch is engineered to monitor the negative pressure generated by the furnace inducer motor. Its Open On Rise functionality ensures that if the combustion air blower fails or the venting system becomes restricted, the
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