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The CAMPBELL L100165930 is a flame sensor designed for commercial gas water heating systems. Flame sensors monitor the presence of a burner flame by passing a small electrical current through the flame itself, confirming ignition to the control board. If the sensor fails to detect a flame signal, the control board shuts down the burner as a safety measure. This part measures 0.125 inches in diameter and 2 inches in height, making it a compact, direct-fit component. Installation is typically performed by licensed commercial HVAC or plumbing technicians during routine service or as part of a burner fault diagnosis.
This flame sensor is suitable for use with KBN080-500 commercial gas water heaters. It is intended for commercial applications where reliable flame detection is critical to system operation and safety compliance. Technicians servicing commercial water heating equipment will find this sensor applicable to the KBN080-500 product range, covering the full capacity spread of that series.
Suitable for use with KBN080-500 commercial gas water heaters.
Flame sensor replacement should be performed by a licensed plumber or commercial HVAC technician. Shut off gas supply and disconnect electrical power to the water heater before beginning any service work. Handle the sensor rod carefully to avoid contamination, as oils from skin contact can affect flame-current readings. Verify all connections are secure and restore gas and power only after the unit is fully reassembled and inspected.
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