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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Once the temperature falls below the 450°F threshold (+/- tolerance)
5 Inch Connection: The standard 1-1/2 inch FNPT threading provides a secure
When diagnosing a heater "Rollout" or "No Flow" fault code
While generic switches exist
Carrier HK37AA102 Circuit Board 326058-755 Once the temperature falls belowThe Carrier HK37AA102 Circuit Board is a critical OEM replacement part designed for precision control in residential heating and cooling systems. As a direct fit HVAC furnace control board, it manages essential electrical functions including the blower motor relay, inducer motor, and hot surface igniter timing. This original equipment manufacturer component is engineered specifically for Carrier, Bryant, and Payne equipment, ensuring direct