Trane MOT12987 Motor 321702-401 replacing part numbers 5674529000 and

replacing part numbers 5674529000 and 100094023

or a humming sound without rotation

this specific model is optimized for negative pressure burners

and M0079102

Trane MOT12987 Motor 321702-401 replacing part numbers 5674529000 andThe Trane MOT12987 is a heavy duty, 1 2 HP ECM programmed motor designed for precision air regulation in high demand residential and commercial HVAC applications. Operating on 115 230V, this electronically commutated motor utilizes advanced variable speed technology to maintain constant airflow against varying static pressure, significantly improving overall system efficiency. As a OEM Trane replacement motor, the MOT12987 is pre configured with brand