Lochinvar & A.O. Smith 100109783 Gas Valve THPU32HP7Y The Field Controls 46487501 is

The Field Controls 46487501 is a 10-inch GVD series gas vent damper designed for high-efficiency 24Vac atmospheric gas heating systems

ensuring the secondary 24V output stays within tolerance for control logic

this valve is engineered to regulate the flow of water or glycol to maintain setpoint stability in heat exchangers

Technicians should check for continuity across the leads when the compressor is off and verify that the amp draw matches the 150W specification at 480V

Lochinvar & A.O. Smith 100109783 Gas Valve THPU32HP7Y The Field Controls 46487501 isThe Lochinvar & A. O. Smith 100109783 Gas Valve is a critical OEM replacement part designed for precise fuel regulation in high efficiency commercial and residential water heaters. This thermostatic gas valve (part number 184768 000) is engineered to manage manifold pressure and maintain consistent pilot operation under varying inlet pressures. For service technicians, this 100109783 control valve ensures exact temperature modulation, preventing