Fuel System diagram

• Pump. One for every tank.
• Pressure switch. One for every tank.
• Non-return valve.
• Floating valve.
• Scupper assy. For forward and aft tanks.
• Fuel quantity transmitter. For forward and aft tanks.
• Shutoff valve left engine.
• Cross-feed valve.
• Shutoff valve right engine.
• Bypass non-return valve.
• Shutoff valve APU.