Utica-Dunkirk 240007708 Water Sensor 328140-751 Diagnostic LED: Simplifies field service

Diagnostic LED: Simplifies field service with clear flash codes for ignition lockout or hardware errors

it is the specified OEM component for multiple Knight iterations where the 100110355 flame sensor is utilized for ignition control

Common Questions: Why is my Reznor unit heater short cycling

and post-purge cycles to optimize heat exchanger efficiency and safety

for critical environments

Utica-Dunkirk 240007708 Water Sensor 328140-751 Diagnostic LED: Simplifies field serviceThe Utica Dunkirk 240007708 Water Sensor is a critical OEM replacement part engineered for precise hydronic system monitoring. Designed as a 48 inch limit sensor wire, this component provides real time water level data to the boiler control board, preventing dry fire conditions and ensuring the low water cut off (LWCO) safety circuit functions correctly. This high impedance boiler water level sensor is built to withstand the thermal cycling found in