Trane MOT19010 Motor 319847-401 or persistent pressure switch trip

or persistent pressure switch trip codes (typically flashes 3 or 4 on many York boards)

Built with integrally finger-safe terminals

verify the orifice sizing and air shutter settings to ensure safe operation

common symptoms include unusual screeching noises

Signal Integrity: The PTFE coating prevents bridging

Trane MOT19010 Motor 319847-401 or persistent pressure switch tripThe Trane MOT19010 is a specialized HVAC blower motor designed for specific residential air handlers and furnaces requiring 1 12 HP performance. Operating at 115V with a rated speed of 775 RPM, this 3 speed motor allows for precise airflow adjustments to maintain static pressure and system efficiency. As a genuine OEM Trane replacement part, it ensures direct mechanical compatibility with existing fan housings and mounting brackets, eliminating the