Graco 15G812 Pump Pulley

Drive Pulley – Model 15G812

The 15G812 PULLEY, PUMP is a precision‑engineered drive pulley designed specifically for the GH833 series spray systems. It delivers reliable power transmission from the motor to the pump, ensuring consistent speed, minimal belt slip and optimum performance in demanding spray applications.

Applications & Fitment

Intended for use in the GH833 series (models 249318 and 249617), this drive pulley replaces worn or damaged pulleys to restore proper alignment, drive efficiency and system reliability for professional coating and fluid‑delivery equipment.

Key Specifications

Product Highlights

• Restores proper drive alignment and reduces belt tracking issues.
• Manufactured to OEM standards to deliver long‑term performance in spray systems.
• Minimizes drive losses and vibration for smoother, more efficient operation.
• Direct fit replacement for GH833 series, streamlining maintenance and reducing downtime.

Installation & Usage Notes

Shut down and isolate the drive system before removal of the old pulley. Clean the motor and pump shaft, verify keyway integrity and install the new 15G812 pulley. Align the belt properly, adjust tension to specification, and run the system briefly to inspect for vibration, noise or misalignment before full operation.

Maintenance & Care

• Check pulley grooves for wear or damage and ensure the belt tracks correctly.
• Monitor shaft mounting and keyway for loosening or misalignment.
• Replace the pulley if belt slip, vibration or uneven wear appear to avoid larger system failures.