Carrier 320725-758 Inducer Motor Assembly

The Carrier 320725-758 Inducer Motor Assembly is a critical OEM replacement part for maintaining safe and efficient combustion in high-efficiency gas furnaces. This complete draft inducer assembly features a 115V, 3400 RPM single-speed PSC motor designed to pull flue gases through the heat exchanger for proper venting. As the designated direct replacement for HC27CB118, this unit resolves common issues where the furnace inducer motor is not spinning or the pressure switch fails to close due to insufficient draft. Built for heavy-duty cycles with ball bearings and automatic overload protection, this 78-watt motor ensures quieter operation and long-term reliability in Carrier, Bryant, and Payne equipment. This assembly includes the motor, wheel, and housing, providing a comprehensive solution for furnace repair professionals. Replacing the entire assembly is required for specific legacy models to ensure airtight sealing and proper alignment of the internal components.

Key Benefits:

• Direct OEM Fit: Guaranteed compatibility as the factory-authorized replacement for HC27CB118 and 1179081 models.
• Enhanced Durability: Equipped with premium ball bearings to resist heat-related wear and reduce operational noise.
• Complete Assembly: Includes the inducer motor, blower wheel, and housing for a streamlined installation process.
• Safety Integrated: Features automatic overload protection to prevent motor burnout during restricted venting conditions.
• Optimized Performance: Delivers precise 3400 RPM airflow to maintain correct furnace pressure switch operation.

Common Questions:

Can I replace just the motor instead of the full assembly?
For the 320725-758, it is necessary to replace the complete inducer assembly. This prevents issues with wheel balancing or air leaks at the motor-to-housing interface, ensuring the venting system remains sealed and safe.

What are the symptoms of a failing inducer motor?
Common signs include a loud humming or grinding noise upon startup, or the furnace failing to ignite while throwing a pressure switch code. If the 3400 RPM motor cannot create sufficient vacuum, the system will lock out for safety.

Is the capacitor included with this replacement?
Yes, this PSC motor assembly is typically supplied with the required run capacitor and a 3-prong Molex plug for direct integration into the existing wiring harness.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.