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

When should I replace the flame sensor lead

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

the HK42FZ036 provides a robust solution to common failures such as stuck blower relays

typically used for cooling or refrigeration cycles

providing field-hardened analog to resistance conversion for complex building automation systems

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