The GRACO 257589 Fire-Ball 425 System is a high-volume bulk grease pump designed for demanding industrial applications. It features a robust cast aluminum air motor housing and is intended for use in environments requiring reliable, high-pressure grease delivery over long pipe runs or for multiple simultaneous dispensing points.

Key Features:

• Bulk grease pump system
• Fire-Ball 425, 400 lb (181 kg) capacity
• Cast aluminum air motor housing, corrosion-resistant components (liquid salt nitriding, nickel plating, stainless steel, aluminum, chrome)
• Maximum working pressure: 4000 psi
• Designed for integration with GRACO bulk grease systems and compatible with standard industrial grease fittings
• CE certified
• Large air motor for high power and long pipe runs
• Fewer moving parts for reduced downtime and lower repair costs
• Non-metallic poppet valves for superior sealing in dirty air environments
• In-line pump design for extended seal life
• Corrosion-resistant construction for longer service life

Applications:
Ideal for high-volume grease dispensing in industrial, mining, agricultural, and vehicle service environments where multiple dispensing points or long pipe runs are required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise system integrity and void warranties.
• Ensure proper alignment of air motor and fluid piston rods during installation
• Use recommended air pressure and lubrication for optimal operation
• Regularly inspect and maintain seals and valves to prevent leaks and downtime
• Follow all safety guidelines and local regulations during installation and operation
• Perform routine maintenance checks as outlined in the manual
• Keep the system clean and free from contaminants
• Use only compatible grease and fittings as specified by GRACO