The GRACO DB3GGG Husky 1590 is an air-operated double diaphragm pump with an aluminum center section, Geolast (GE) seats, Geolast (GE) balls, and Geolast (GE) diaphragm. It is designed for industrial applications, including the transfer of asphalt sealer, antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, and water or wastewater.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2 in. (38.1 mm) NPT
• Aluminum center section, Geolast (GE) seats, balls, and diaphragm
• Maximum free flow delivery: 100 gpm (378.5 lpm)
• Maximum fluid working pressure: 120 psi (8.4 bar, 0.84 MPa)
• Asphalt sealer, antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, water, wastewater
• Patented, high-reliability closed center air valve (online serviceable)
• Epoxy-coated air section for tough environmental conditions
• Fewer parts than industry peers, air valve externally accessible for quick service
• Up to 5 times longer diaphragm life compared to other air-operated diaphragm pumps in its class

Applications:
Industrial fluid transfer, including asphalt sealer, antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, water, and wastewater

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment.
• Ensure proper alignment and secure mounting to prevent vibration and leaks
• Use compatible fittings and hoses rated for the intended fluid and pressure
• Follow manufacturer guidelines for air supply and fluid connections
• Regularly inspect and maintain the air valve and diaphragm for longevity
• Perform routine checks on the air valve and diaphragm
• Replace worn or damaged parts with genuine GRACO components
• Keep the pump clean and free from debris to prevent clogging