This assembly is commonly used in legacy 1FA and 1LD series units

Using a blade with a different count or pitch will alter the AMP draw on the motor

Type: Direct water detector with adjustable probe

Using a spring with an incorrect color code will result in improper seat loading and an inability to reach the required set-point

Pre-Programmed Logic: Comes ready to install with factory-set profiles for optimal airflow and static pressure handling

Nidec-US Motors 1690 Motor R-448A This assembly is commonly usedThe Nidec US Motors 1690 Motor is a high performance 1 4 HP direct drive blower motor engineered for professional grade HVACR applications. Operating on 115Vac single phase power, this motor delivers a high speed 1625 RPM across 3 speeds, providing the airflow versatility required for precise system balancing. Built with a 48Y NEMA frame size and a standard 5. 6 inch diameter, the 1690 is a drop in replacement HVAC motor for various residential and