Relying on an oil pre-heater temperature switch that meets exact engineer specifications is the only way to ensure the combustion head doesn't overheat or underperform
Whether you are addressing a failed Lennox furnace motor or performing a seasonal blower assembly overhaul
Unlike standard thermal units that rely on heater elements
the M0023925R is the manufacturer-designated updated part number and serves as a direct replacement for the M0023925 without requiring wiring modifications
Since it is the direct successor to the SM-501 series
ICM Controls ICM2915 Board R-448A Relying on an oil pre-heaterThe ICM Controls ICM2915 Furnace Control Board is a high performance direct spark ignition (DSI) control board engineered as a form, fit, and functional replacement for the Trane D674713P01. This microprocessor based furnace ignition module manages the entire furnace ignition sequence, including the inducer, pressure switch, spark ignitor, and gas valve, ensuring safe and reliable operation in residential and light commercial HVAC units. Designed for