Key Benefits for Technicians Precise Flame Stability: Engineered to eliminate flame flapping and detachment by optimizing air-to-fuel mixing

and Ultra Commercial models

Always verify the mounting hole pattern against the existing motor frame before installation

This 24V spring return actuator provides a minimum 61 lb-in torque (271 N force)

including hermetic scroll condensing units

Hydrotherm 60-5645 Control Panel Overlay 30067439-890 Key Benefits for Technicians PreciseThe Hydrotherm 60 5645 Control Panel Overlay is a critical interface component specifically engineered for Hydrotherm KN 4 boiler systems. Designed for precise fitment on the KN series cast iron condensing boiler, this OEM replacement overlay ensures that display readouts and control icons remain legible for accurate diagnostic monitoring. In the field, high efficiency condensing units like the KN 4 rely on clear visual feedback for HeatNet control