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When replacing this unit
featuring standardized terminal identifies for streamlined field installation
provided the system requirements match
The 3/4" ODF sweat solid copper connections provide a reliable
York S1-031-09157-000 Control Board 30067439-890 When replacing this unitThe York S1 031 09157 000 Control Board is a critical OEM replacement component engineered for high efficiency management of fan and electric heat sequences. Designed for specific York air handler models like the AVY24B3XH21A, this board acts as the central logic unit, orchestrating the timing for electric heating elements and regulating the circulator blower motor. As a variable speed control board, it ensures precise airflow adjustments and