Weil McLain 383-500-360 Motor

The Weil McLain 383-500-360 300W Blower Assembly Kit is a critical OEM replacement component engineered specifically for Ultra Gas Boiler Model 310 and select 299 series units. This high-efficiency ventor motor operates at 115/120V with a counter-clockwise (CCW) rotation, delivering the precise 1800 RPM airflow required for proper combustion and venting performance. Designed for durability in demanding industrial and residential hydronic applications, this kit includes the 300W blower motor, a precision-cut blower gasket to prevent air leaks, and all necessary mounting hardware for a secure installation. As a veteran-grade Weil McLain boiler part, it ensures the combustion system maintains optimal static pressure. Technicians should verify the integrity of the heat exchanger and burner flange during replacement to ensure long-term system stability. This replacement blower assembly is essential for resolving cycle errors and unconventional vibration issues often caused by failing inducer bearings or imbalanced wheels in Ultra Gas Boilers.

Key Benefits

• Direct OEM Fit: Designed for precise compatibility with Weil McLain Ultra Size 310 boilers, eliminating the risks associated with universal aftermarket motors.
• Complete Assembly Kit: Includes the 300W vent inducer motor, specialized housing gasket, and hardware for a professional-grade field replacement.
• Optimized Performance: Maintains the 1800 RPM required for consistent manifold pressure and proper residential gas boiler combustion cycles.
• Heavy-Duty Construction: Built for industrial-scale reliability, handling high-temperature exhaust conditions without premature thermal degradation.

Common Questions

Which boiler models are compatible with this blower kit?
This kit is specifically designed for Weil McLain Ultra Model 310 gas boilers, frequently used in the Ultra 299/310 Series 3 and 3UE configurations.

Does this include the blower wheel?
The assembly includes the 300W motor, gasket, and installation hardware. It is standard practice for technicians to inspect the existing blower wheel for balance issues or debris before reassembling.

What are the electrical specifications for the motor?
The motor is rated for 300W, 115/120V operation with a counter-clockwise (CCW) rotation and an 1800 RPM speed rating.

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.