If the sensor is within range and the board has power but fails to energize the reversing valve or stop the outdoor fan during a forced defrost

Always verify the part number on the existing motor's nameplate to ensure exact rotation and mounting alignment

this OEM-caliber hardware maintains consistent manifold pressure and proper fuel-to-air ratios to maximize combustion efficiency

providing versatile performance for legacy and retrofit applications

Carrier 327972-762 Gas Valve 318973-401 If the sensor is withinAs a service tech, you know that a failing gas control can shut down a residential system right when it's needed most. The Carrier 327972 762 Gas Valve is a Factory Authorized Parts OEM component specifically engineered for 70,000 BTU gas fired furnaces and boilers. This 2 stage gas valve, often manufactured by White Rodgers (model 36J55 618), provides precise manifold pressure regulation to ensure stable combustion. It features a standard 24V gas