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As a professional-grade replacement operator assembly
Standard replacement motors are often sold as the unit only
Optimized Safety Timing: Precise 8-second TFI and 15-second pre-purge prevent unburned gas accumulation
With a robust 1
whereas the 3098-156 uses a low-mass element for faster response (30-45s)
Lochinvar & A.O. Smith 100208461 Board Control 30067439-890 As a professional-grade replacement operatorThe Lochinvar & A. O. Smith 100208461 Board Control User Interface is a critical replacement component engineered for high efficiency commercial water heaters and boilers. Also identified as RLY2210 and RLY2210K, this integrated control board manages the system's operational logic, facilitating communication between the sensors and the firing mechanism. Designed for various Lochinvar Knight and A. O. Smith Cyclone series models, it replaces legacy