The GRACO DT2977 is a double diaphragm pump designed for high-flow, reliable fluid transfer in demanding environments. It features a stainless steel center section, polypropylene seats, and Buna-N balls and diaphragm, making it suitable for handling a wide range of chemicals and fluids. This pump is intended for use in industrial applications requiring robust, corrosion-resistant, and easy-to-maintain fluid handling equipment.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Stainless steel center section, polypropylene seats, Buna-N balls and diaphragm
• Maximum flow rate: 100 gpm (378.5 lpm)
• Maximum discharge pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids and chemicals; suitable for use with polypropylene, aluminum, and stainless steel configurations
• Patented, high-reliability closed center air valve
• Online serviceable air valve and ball checks
• Epoxy-coated air section for tough environmental conditions
• Lube-free operation
• Compact, portable size
• Easy-to-service design for reduced downtime

Applications:
Industrial fluid transfer, chemical processing, mining, agriculture, and other applications requiring robust, corrosion-resistant pumps for handling abrasive or corrosive fluids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment, reducing the risk of leaks, failures, and downtime.
• Ensure proper alignment of inlet and outlet connections
• Use appropriate thread sealant for NPT connections
• Verify compatibility of pump materials with the fluid being handled
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect and maintain air valve, ball checks, and diaphragms for optimal performance
• Perform routine maintenance checks as recommended by GRACO
• Replace worn or damaged components promptly
• Keep air supply clean and dry to prevent contamination
• Store pump in a clean, dry environment when not in use