Lochinvar & A.O. Smith 100171557 Gas Valve Refrigerant the FS7-31 switch assembly handles

the FS7-31 switch assembly handles critical heavy-duty cycles in HVACR systems

This part is a common fit for large electric motors

Common Questions Is this valve compatible with R-410A systems

Common Questions What causes a rollout switch to trip at 225°F

The unit supports dual power configuration

Lochinvar & A.O. Smith 100171557 Gas Valve Refrigerant the FS7-31 switch assembly handlesThe Lochinvar & A. O. Smith 100171557 Gas Valve is an OEM 24V gas control valve engineered for precision fuel regulation in residential and commercial heating systems. Designed for natural gas applications, this 1 2" NPT gas valve features a factory set 4" WC manifold pressure, ensuring optimal combustion efficiency and burner performance. It is a direct functional equivalent to the Lochinvar VAL1170, providing a seamless drop in solution for