Lochinvar & A.O. Smith 100111256 Board 322056-301 this specific model is a

this specific model is a 120V AC infinite switch

Does this valve support both Natural Gas and Liquid Propane

"ghost" fault codes on the diagnostic board

this SPST (Single Pole Single Throw) device interrupts the control circuit upon reaching its thermal threshold

using it on unauthorized equipment can lead to improper venting and safety hazards

Lochinvar & A.O. Smith 100111256 Board 322056-301 this specific model is aThe Lochinvar & A. O. Smith 100111256 Flame Control Board is a critical OEM replacement component designed for high efficiency gas fired boilers and water heaters. As a veteran technician, you know that intermittent ignition failure or flame sensing issues often trace back to a degrading control circuit. This board serves as the primary ignition control module, supervising the entire combustion sequencefrom the initial call for heat and inducer fan