Lochinvar & A.O. Smith 100172002 Gas Valve 318172-701 The assembly is built with

The assembly is built with a rugged thermocouple connection and features a high-grade aerated pilot head to ensure consistent ignition cycles

75"wc SPST pressure switch features a reliable barb connection for easy integration with standard vacuum tubing

enabling the system to modulate outdoor air intake based on cooling demand and ambient conditions

Smith 100110857 Gas Valve is a heavy-duty OEM replacement part designed for precision fuel regulation in high-demand commercial water heaters and boilers

this electrical relay socket is the professional choice for contractors managing timed exhaust fan controls

Lochinvar & A.O. Smith 100172002 Gas Valve 318172-701 The assembly is built withThe Lochinvar & A. O. Smith 100172002 Gas Valve is a critical replacement component engineered specifically for high efficiency condensing boilers and water heating systems. As a veteran in gas fired equipment maintenance, you know that precise manifold pressure and reliable modulation are non negotiable for maintaining combustion analysis parameters. This OEM gas valve assembly is primarily utilized in Lochinvar Knight KBN105 models and compatible A.