It is direct-fit for select Utica and Dunkirk gas-fired boilers requiring an electronic ignition module to maintain consistent flame supervision and secondary ignition cycles

How do I test the S1-025-29139-002 in the field

ensuring physical and functional alignment with burner manifolds

precisely managing the flame sensor feedback

Heil Quaker ICP 1172638 Heat Exchanger Freon It is direct-fit for selectThe Heil Quaker ICP 1172638 Heat Exchanger with burner assembly is a heavy duty replacement component engineered for high efficiency primary heat transfer in ICP gas furnaces. This OEM furnace heat exchanger is critical for maintaining internal combustion integrity and preventing flue gas leakage into the airstream. Designed for compatibility with specific Comfortmaker, Heil, and Quaker multi position units, the assembly features aluminized steel