Trane MOD2686 Stepper Module R-410A this combustion blower assembly restores

this combustion blower assembly restores factory-spec airflow and combustion efficiency without the need for field modifications or bracket fabrication

Critical Safety Barrier: Blocks byproduct gases from escaping the blower assembly into the mechanical room

ensuring the correct pitch and rotation is critical to prevent motor overload and maximize heat transfer across the condenser coils

an annual service utilizing a fresh OEM tune-up kit is the industry standard to prevent combustion chamber failure and maintain peak AFUE ratings

Built to handle the rigorous duty cycles of residential and light commercial heating and cooling systems

Trane MOD2686 Stepper Module R-410A this combustion blower assembly restoresThe Trane MOD2686 Stepper Module (identical to MOD02686) is a critical OEM replacement part designed for precision control in high performance HVAC equipment. This stepper module with motor serves as the driving force for electronic expansion valves (EEV) and precision dampers, commonly found in Trane chillers like the RTAC, Series R, and Sintesis models. By converting digital signals from the main control board into discrete mechanical steps, the