The GRACO DFD341 is a stainless steel air-operated double diaphragm pump with a polypropylene (PP) center section, stainless steel (SS) seats, hardened SS balls, and a PTFE diaphragm. It is designed for reliable, efficient transfer of fluids in demanding industrial environments, compatible with a wide range of chemicals and abrasive materials.

Key Features:

• Air-operated double diaphragm pump
• Husky 2150, 2 in. (51 mm) BSP
• Stainless steel (SS) with polypropylene (PP) center section, SS seats, hardened SS balls, PTFE diaphragm
• Up to 150 gpm (568 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of chemicals and abrasive fluids; 2 in. ANSI end-porting
• Stall-free low pulsation air valve for smooth, rapid changeover
• Up to 40% more efficient than comparable pumps
• Up to 5 times longer diaphragm life compared to other air-operated diaphragm pumps
• Fewer parts than industry peers; externally accessible air valve for fast, easy servicing
• Lube-free operation
• Epoxy-coated air section for tough environmental conditions
• Maximum pumpable solids: 0.25 in (6.3 mm)
• Maximum suction lift: 20 ft (6.1 m) dry

Applications:
Ideal for industrial fluid transfer, chemical processing, mining, agriculture, and other applications requiring robust, reliable pumping of abrasive or corrosive fluids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment.
• Ensure proper alignment and secure mounting of the pump
• Connect air supply and fluid lines according to manufacturer specifications
• Check for leaks and proper operation after installation
• Regularly inspect and maintain the air valve and diaphragm for optimal performance
• Follow the manufacturer’s recommended maintenance schedule
• Use only genuine replacement parts for repairs
• Keep the air section clean and free from debris
• Monitor pump performance and address any issues promptly