Graco 224937 Runaway Valve Repair Kit

Compatible Machines

This Graco 224937 Runaway Valve Repair Kit is designed for maintenance of Graco Air-Operated Runaway Valve systems commonly used across industrial pumping applications.

• No specific sprayer or pump model list is provided by Graco for this repair kit.
• Fits Graco systems that use the Airgard-style runaway valve assembly.
• Suitable for air-operated diaphragm pump installations where runaway valve regulation is required.

Product Overview

The Graco 224937 Runaway Valve Repair Kit restores proper operation of the runaway valve by replacing worn internal components. This helps maintain system safety, ensures controlled pump cycling, and prevents damage from overspeed conditions.

What This Kit Includes

The kit contains essential service components required to rebuild the internal mechanism of the runaway valve, including:

• O-rings and sealing components
• Valve poppet
• Diaphragm
• Compression springs
• PTFE and copper gaskets

Why Runaway Valve Maintenance Matters

Graco runaway valves automatically detect irregular or excessive pump cycling and restrict air supply to prevent equipment damage. Routine service with this repair kit helps ensure:

• Stable and safe pump operation
• Reduced downtime due to valve malfunction
• Longer lifespan of the pneumatic pumping system

Technical Notes

This repair kit is intended for factory-installed runaway valve systems. Always inspect the valve housing for wear before reassembly to ensure proper sealing and function.