Lochinvar & A.O. Smith 100112698 Wiring Harness 318973-401 installing check valves on the

installing check valves on the cold and hot inlets is standard best practice to prevent thermal siphoning and cross-flow

Featuring 3/4" NPT inlet and outlet ports

utilizing this OEM gas conversion kit ensures that the combustion profile remains within factory specifications

Featuring a 0-100% relative humidity range with ±3% accuracy

the 24-foot probe contains a series of internal sensor modules and wiring

Lochinvar & A.O. Smith 100112698 Wiring Harness 318973-401 installing check valves on theThe Lochinvar & A. O. Smith 100112698 Wiring Harness is a critical OEM replacement part designed for high efficiency water heater blower motors and control systems. This 51. 5 inch wire blower HW channel harness provides the essential electrical backbone for transmitting power and control signals between the integrated control board and the combustion blower assembly. As a genuine factory part, the 100112698 harness eliminates the signal interference