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Advanced Sensing Technology: Employs a heated diode with alkali metal ionization for superior sensitivity compared to standard corona discharge sensors
The numeric string 0382589 is the manufacturer ordering code
shutting down the system to prevent water from leaking onto the customer's floor or walls
For 4-20mA or 0-10Vdc signals
Carrier HK42FZ031 Circuit Board 30067439-890 Advanced Sensing Technology: Employs aThe Carrier HK42FZ031 Circuit Board is a critical OEM replacement component designed for high performance furnace control and integrated system management. Engineered for precision, this furnace control board regulates essential functions including the blower motor, gas valve, and igniter sequences. As a genuine Carrier furnace part, the HK42FZ031 ensures seamless communication between system sensors and the thermostat, maintaining optimal airflow and
