Trane MOT18667 Motor R-410A This confirms the microprocessor is

This confirms the microprocessor is active and the system is in a non-alarm state

The tube must be inserted until it clicks into the housing

Rated for 370VAC

System Protection: Monitors return/supply differentials to protect the heat exchanger from rapid temperature fluctuations

Trane MOT18667 Motor R-410A This confirms the microprocessor isThe Trane MOT18667 Motor is a high performance 1 3 HP blower motor designed specifically for air handler and furnace applications within residential and commercial light duty systems. This 230V OEM HVAC replacement motor operates at a high speed rating of 1625 RPM, providing the high static pressure capabilities required for consistent airflow across various duct configurations. Built as a direct replacement for legacy models MOT2602 and MOT2642, it