replacing worn or clogged screens is a "best practice" that preserves the factory-spec airflow crucial for proper modulation

and light oils below 300 SUS

s safety certifications and performance ratings

a failing capacitor causing high-amp draw

Utica-Dunkirk 550003152 Electrode Replacement Kit 319825-402 replacing worn or clogged screensAs a technician, you know that consistent combustion begins with a precise spark. The Utica Dunkirk 550003152 Electrode Replacement Kit is the specific OEM ignition solution required for Utica and Dunkirk MAC H and DCC B series boilers and high efficiency combi units. This kit is a direct fit replacement designed to handle the high thermal stress of modern condensing heat exchangers, ensuring reliable burner ignition and flame rectification across all