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VFD66FAA-29
Dirt-resistant construction ensures the valve cone remains operational in systems where particles or mineral deposits are present
This is an ECM-specific replacement
The 306-191-MS is designed for standard industrial media
making it essential for managing fan speeds in furnaces and air handlers
Utica-Dunkirk 550002283 Flame Sensor Kit 318423-701 VFD66FAA-29Maintaining the integrity of the flame rectification circuit is non negotiable for high efficiency condensing systems. The Utica Dunkirk 550002283 Flame Sensor Kit is a genuine OEM replacement part designed specifically for the Dunkirk Helix VLT and Utica UBSSC series boilers (50 100 MBH). As a critical safety component, this flame rod provides the constant DC microamp signal required by the integrated boiler control to verify burner ignition and