including the GG

Full Flow Configuration: Large-diameter internal port eliminates turbulence and ensures maximum system efficiency

or if you measure 24V at the board but no output to the inducer or gas valve

Its robust circuitry is engineered for the high-demand environments typical of Carrier rooftop units

Lochinvar & A.O. Smith 100111371 Control Valve 320788-704 including the GGThe Lochinvar & A. O. Smith 100111371 Natural Gas Control Valve is a critical OEM replacement component designed for precision fuel regulation in Series 200 and 201 water heaters. As a veteran grade Natural Gas Control Valve, this unit integrates a highly responsive thermostat with pre equipped lead wires to streamline field installation and ensure immediate compatibility with HSI control systems. Engineered for high efficiency combustion, it manages