The GRACO DB3545 is an air-operated double diaphragm (AODD) pump designed for fluid transfer applications. It features an aluminum center section, TPE (thermoplastic elastomer) seats, hardened stainless steel balls, and TPE diaphragms, making it suitable for handling a wide range of industrial fluids.

Key Features:

• Air-Operated Double Diaphragm (AODD) Pump
• Husky 1590, 1-1/2" NPT
• Aluminum center section, TPE seats, hardened stainless steel balls, TPE diaphragms
• Maximum free flow delivery: 100 gpm (378.5 lpm)
• Maximum fluid working pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids; suitable for use in various GRACO equipment and systems
• Patented, high-reliability closed center air valve
• Online serviceable design for easy maintenance
• Robust construction for reliability and long service life
• Suitable for continuous duty cycle

Applications:
Ideal for fluid transfer in industrial, mining, agricultural, and maintenance applications where reliable, robust, and easy-to-maintain pumps are required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure all connections are tight and leak-free before operation
• Follow the manufacturer’s torque specifications for assembly
• Regularly inspect diaphragms, seats, and balls for wear and replace as needed
• Refer to the GRACO manual for specific installation and maintenance procedures