SUNTEC B2YA-8916B B20, FUEL UNIT

The SUNTEC B2YA-8916B B20 Fuel Unit is a high-pressure, two-stage fuel pump designed for use with fuel oil #2 and lighter, including biodiesel blends up to B20 (20% biodiesel). Here are some key technical details:

• Motor Speed: 3450 RPM
• Flow Rate: 7 GPH (gallons per hour) at 100 PSI, and 3 GPH at 200 PSI
• Mounting: Flange mounting, can be installed in any position except upside down or with the shaft pointing upwards
• Inlet and Outlet Ports: 1/4 NPTF for inlet, 1/8 NPTF for nozzle outlet, pressure gauge port, and bleeder valve port
• Pressure Regulation and Cut-off: Diaphragm and solenoid valve
• Suction Height: Maximum of 6 inches Hg vacuum for single-pipe systems and 17 inches Hg vacuum for two-pipe systems
• Temperature Range: 50°F to 115°F
• Compatibility: Suitable for B6 to B20 biodiesel blends, ensuring all components of the heating system are B20 compatible

The unit features two positive displacement involute gear sets. The first stage gear set draws fuel from the supply line, while the second stage gear set pressurizes the fuel. It includes an internal by-pass plug for two-pipe systems, and the easy flow bleeder valve facilitates air bleeding