The GRACO DBC541 Husky 1590 is an air-operated double diaphragm pump featuring an aluminum center section, TPE seats, hardened stainless steel balls, and PTFE diaphragms. It is designed for high-flow, reliable transfer of a wide range of fluids in industrial and maintenance applications.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 1590, 1-1/2" BSP
• Aluminum center section, TPE seats, hardened stainless steel balls, PTFE diaphragms
• Up to 100 gpm (378.5 lpm)
• Up to 120 psi (8.4 bar, 0.84 MPa)
• Suitable for a wide range of fluids, including those requiring chemical resistance and handling of solids up to 0.19 in (4.8 mm)
• Patented, high-reliability closed center air valve (online serviceable)
• Epoxy-coated air section for tough environmental conditions
• Up to 5 times longer diaphragm life compared to industry peers
• Fewer parts, externally accessible air valve for easy maintenance
• Lube-free operation

Applications:
Ideal for industrial fluid transfer, chemical processing, mining, agriculture, and maintenance operations requiring robust, reliable pumping of liquids with or without solids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure proper alignment and secure mounting to prevent vibration and leaks
• Use appropriate fittings and gaskets for the intended fluid and pressure
• Follow manufacturer guidelines for air supply and fluid connections
• Regularly inspect diaphragms, seats, and balls for wear and replace as needed
• Keep air supply clean and dry to prevent contamination
• Perform routine checks on diaphragms and seals
• Clean pump internals after use with aggressive or corrosive fluids
• Replace worn components with genuine GRACO parts
• Lubrication is not required due to lube-free design