or frost buildup on the evaporator coil

With a maximum pressure rating of 160 PSI and a maximum water temperature of 250

and Armstrong units to maintain original factory performance ratings

duct static pressure naturally increases

Utica-Dunkirk 3771101 Pilot Assembly 320734-701 or frost buildup on theThe Utica Dunkirk 3771101 pilot assembly is a critical OEM replacement component engineered specifically for LP gas systems in residential and commercial boiler configurations. As a direct fit solution for the ECR International family of brandsincluding Utica Boilers, Dunkirk, and Penncothis assembly ensures the precise ignition and consistent flame sensing required to maintain high system efficiency and safe burner operation. Designed for liquid