Lochinvar & A.O. Smith 100208465 Control Board 323613-751 When should I replace the

When should I replace the flame sensor lead

making it the reliable choice for restoring thermal displacement in commercial and residential HVAC applications

This heavy-duty assembly features a Teflon inner core reinforced by high-tensile 304 stainless steel braiding

Common Questions Can this valve be used for steam heating boilers

Lochinvar & A.O. Smith 100208465 Control Board 323613-751 When should I replace theThe Lochinvar & A. O. Smith 100208465 Control Board is a critical OEM replacement part designed for high efficiency commercial water heaters and hydronic boilers. Engineered as a direct substitute for the RLY20001 and RLY20001K legacy boards, this integrated ignition control circuit manages vital system sequences, including flame rectification, temperature regulation, and draft inducer timing. It serves as the primary logic hub for monitoring pressure