Direct Cross-Reference: Engineered to replace part numbers 70556329

It is essential to verify that the valve is not a hydraulic model

preventing system overheating and extending the life of the compressor

internal corrosion or warped burner ports on the 904820 can cause dangerous delayed ignition

As a direct replacement for the legacy 40-4A3-3AM

Utica-Dunkirk 240008844 Ignition Cable R-407C Direct Cross-Reference: Engineered to replaceThe Utica Dunkirk 240008844 Ignition Cable is a critical high voltage component engineered for precise spark delivery in condensing gas boilers. Designed as a 12 inch OEM replacement lead with an integrated 1k resistor, this cable ensures stable electrical continuity between the ignition module and the burner electrode. It is specifically built to withstand the high temperature environments of wall mounted boiler cabinets, providing the high voltage