Lochinvar & A.O. Smith 100093812 Door Assembly 318423-701 even under high-head pressure conditions

even under high-head pressure conditions up to a 711 psig maximum working pressure

When using an NTC sensor

The Emerson Alco 047521 Solenoid Valve (model 200RB5F4T) is a heavy-duty

For larger or smaller bodies

Lochinvar & A.O. Smith 100093812 Door Assembly 318423-701 even under high-head pressure conditionsThe Lochinvar & A. O. Smith 100093812 Door Assembly is a direct OEM replacement engineered for high recovery natural gas water heaters, specifically the FG50T40 and compatible commercial water heater models. This manifold door assembly serves as a critical pressure sealed interface, housing the pilot assembly and facilitating precise gas burner ignition. Designed for professional grade reliability, the assembly integrates a thermal switch (door