replacing the external chiller oil filter when the local pressure drop exceeds 10 PSI is essential for sustaining optimal heat transfer and system efficiency

Does this assembly include professional-grade insulation

eliminating gaps and air leaks

You can test for a microamp signal (typically 2 to 5 µA DC) while the burner is active using a multimeter

Designed with rate compensation technology

Utica-Dunkirk 240007897 Transformer 318820-201 replacing the external chiller oilThe Utica Dunkirk 240007897 Transformer is a heavy duty 120V primary to 24V secondary step down component engineered specifically for ECR International brands, including Dunkirk DXL Series II and various Utica boiler models. This 40VA control transformer (also rated at 47a 3va in specific configurations) facilitates reliable electromagnetic induction to power 24VAC control circuits, including gas valves, ignition modules, and low voltage thermostats.