Tapping the filter bowl lightly and cleaning with a non-harmful solvent can maintain optimal discharge performance

provided the corresponding flare nuts and tubing are correctly rated

or by "dry firing" the coil without it being properly seated on the valve stem

This unit is CSA certified to ANSI Z21

this OEM Nordyne switch comes with a secure integrated mounting bracket for direct panel installation

Reznor 102997 Siphon Nozzle 30067439-890 Tapping the filter bowl lightlyThe Reznor 102997 Siphon Nozzle is a critical OEM replacement part engineered for precise fuel atomization in Reznor waste oil heaters. Built by Delavan (Part Number 30609 5 or 30609 7), this all brass component utilizes compressed air to lift and atomize fuel, creating a stable, high efficiency combustion flame. As a veteran grade burner nozzle, it is optimized for high viscosity fuels, ensuring a consistent spray pattern that minimizes soot buildup