The GRACO D0C4GG Complete Fluid Repair Kit is a comprehensive maintenance kit designed for the Husky 1590 series air-operated double diaphragm (AODD) pumps. It contains essential replacement components such as O-rings, seats, balls, diaphragms, and U-cups, typically made from materials like PTFE and Geolast. This kit is intended for servicing and restoring the fluid section of the Husky 1590 pump, ensuring reliable operation and minimizing downtime.

Key Features:

• Complete Fluid Repair Kit
• Husky 1590 (1.5-inch AODD pump)
• PTFE O-rings, Geolast seats and balls, Geolast diaphragms, U-cups (exact materials may vary by kit; confirm with specific kit contents)
• GRACO Husky 1590 series air-operated double diaphragm pumps
• Comprehensive coverage of wear parts for fluid section
• Designed for ease of maintenance and quick service
• Supports reliable pump operation and extended service life

Applications:
Used for maintenance and repair of GRACO Husky 1590 series air-operated double diaphragm pumps in fluid transfer applications across industries such as mining, agriculture, chemical processing, and general industrial use.

Installation Notes:

• Using genuine GRACO repair kits ensures proper fit, performance, and longevity of the pump. Non-genuine parts may compromise safety and reliability.
• Always relieve system pressure before disassembly
• Use recommended tools: torque wrench, 13 mm socket wrench, 19 mm open-end wrench, O-ring pick, and lithium-base grease
• Follow the step-by-step disassembly and reassembly instructions in the GRACO Husky 1590 manual
• Replace all components included in the kit for best results
• Apply medium-strength thread locker to specified threads and torque to recommended values (e.g., 190-220 in-lb/22-25 N·m for certain models)