When performing a teardown or routine maintenance on Trane units

This part is the housing assembly only

this component provides exact dimensional alignment with existing burner assemblies and inducer motor ports

making it suitable for standard 24V AC control circuits in various regions

The on-board LED flashes specific codes to indicate faults

Trane MOT18990 Motor 322838-752 When performing a teardown orThe Trane MOT18990 Motor is a direct drive, 1 6 HP condenser fan motor engineered for heavy duty HVAC applications within the residential and light commercial sectors. This permanent split capacitor (PSC) motor operates at 208 230V and a nominal 1060 RPM, providing reliable heat dissipation for outdoor condensing units. Built with a NEMA 48 frame, it features standard mounting configurations to ensure a drop in replacement for failed OEM motors.