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Ensure the furnace is properly grounded and that the transformer is providing steady 24V secondary power during testing
Key Benefits Field Serviceable Design: Complete internal rebuild allows for solenoid valve repair without unbrazing the valve body from the piping
Key Benefits: Precise Refrigerant Metering: Automatically adjusts flow to maintain optimal superheat and prevent evaporator flooding
The O10-1831 utilizes a Single Pole Single Throw (SPST) switch that opens on a pressure drop (Open Low) to protect equipment
Lennox 36W49 Pressure Switch 319852-301 Ensure the furnace is properlyThe Lennox 36W49 Pressure Switch is a critical safety component designed for specific Lennox furnace models to monitor the negative pressure generated by the inducer motor. This SPST furnace pressure switch is factory calibrated to a 0. 55" WC set point, ensuring the combustion process only initiates when proper venting and drafting are established. Constructed with a durable diaphragm and high grade electrical contacts, this direct replacement
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