Carrier HD52AR472 Motor 324846-701 Key Benefits for the Installer:

Key Benefits for the Installer:

it requires a minimum pressure differential of 5 PSI to lift the diaphragm and maintain a fully open position

Key Benefits Enhanced Vibration Dampening: High-mass construction absorbs mechanical oscillations

While the Nordyne 664435R is a specialized OEM part for Nortek-manufactured units

using a genuine 064-49544-000 oil pump gasket is the most reliable way to maintain consistent oil pressure and ensure structural integrity under the high-duty cycles typical of commercial HVAC environments

Carrier HD52AR472 Motor 324846-701 Key Benefits for the Installer:When you're on a light commercial service call and find a failed blower, the Carrier HD52AR472 Motor is the specimen matched OEM replacement you need to restore factory spec airflow. This 1 HP HVAC blower motor is engineered for high demand 460V systems, operating at a steady 1050 RPM to maintain static pressure across the evaporator coil. Built on a standard 48 frame with a CCW (Counter Clockwise) rotation, it integrates seamlessly into compatible