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and Payne units without the need for mounting modifications
Electrolysis Mitigation: Utilizes AC current on the probe circuit to minimize mineral buildup and electrode degradation
Durable Brass Construction: Resistant to corrosion and mechanical stress
allowing for the switching of all three phases of a three-phase power supply or multiple circuits simultaneously
Experienced technicians recognize that valve maintenance on a 2
Lochinvar & A.O. Smith 100167824 Control Board 321894-708 and Payne units without theThe Lochinvar & A. O. Smith 100167824 Control Board is a critical integrated component designed for high efficiency Knight XL heating boilers, specifically the KBN501 series. As a direct replacement for the obsolete RLY30066, this OEM control board manages essential system parameters including hot surface ignition, flame sensing, and temperature regulation. It ensures precise HVAC system timing and safety protocols by monitoring the air pressure