Description
Utica-Dunkirk 550002191 Flame Sensor Kit Overview
The Utica-Dunkirk 550002191 Flame Sensor Kit is an OEM replacement component designed to restore reliable flame detection and safe operation to Utica-Dunkirk boiler systems. A properly functioning flame sensor is critical to your heating system’s safety controls — it confirms the presence of a burner flame and signals the control board to maintain or shut off gas flow, preventing dangerous unburned gas accumulation.
Key Features
- OEM Utica-Dunkirk replacement flame sensor kit
- Designed for direct, accurate fit in compatible Utica-Dunkirk boiler models
- Restores proper flame-sensing signal to the control board
- Supports safe burner operation by verifying flame presence
- Helps prevent nuisance lockouts caused by a failed or degraded sensor
- Quality construction for long-lasting, dependable performance
Application
This flame sensor kit is intended as a replacement part for compatible Utica-Dunkirk boiler systems. Always verify compatibility with your specific boiler model number before installation. Consult your equipment’s service manual or contact a qualified HVAC technician for proper installation guidance.
Why Replace Your Flame Sensor?
Over time, flame sensors can accumulate oxidation or carbon buildup on the sensing rod, causing weak or intermittent signals. This often results in short-cycling, nuisance lockouts, or failure to ignite. Replacing the flame sensor kit with a genuine Utica-Dunkirk part ensures the control system receives a clean, accurate signal for safe and efficient boiler operation.
Product Details
- Brand: Utica-Dunkirk
- Part Number: 550002191
- Component Type: Flame Sensor Kit
- Application: Utica-Dunkirk Boiler Systems







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