The GRACO 256957 KIT, REPAIR, CHECK VALVE COMPLETE is a one-way check valve assembly designed for use with GRACO HVLP spray guns. It is typically constructed from durable materials suitable for paint and air handling. The kit includes an air cup tube, check valve, and air cap tube, and is intended to regulate air flow between the spray gun and the cup, ensuring proper pressurization and preventing backflow of air or material.

Key Features:

• Check Valve Kit
• 256957
• GRACO HVLP Edge, Edge II, and FinishPro HVLP spray guns (models: 240265, 193218, M70424, 240267, 256960, 256961, 256951, 256947)
• One-way air flow prevents backflow
• Includes all necessary tubes for installation
• Designed for quick replacement and maintenance
• Reduces downtime by providing a complete repair solution

Applications:
Used in GRACO HVLP spray guns to ensure proper air pressurization of the siphon cup, preventing continuous paint flow after trigger release and maintaining spray gun performance.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of your spray equipment.
• Replace the check valve kit if air flow to the cup is blocked or if the gun continuously sprays after trigger release
• Ensure all components (air cup tube, check valve, air cap tube) are properly seated and connected
• Regularly inspect and replace the check valve kit as part of routine maintenance to prevent equipment failure