United Airlines Fuel Tank Entry Precautions

Competitors Required:

2

Description:

Competitors will defuel and refuel a Boeing 747-400 fuel tank.

References:

• Control Panel
• Fuel Tank Setup
• Fuel Tank Clamp Location
• Fuel Tank Ground for Tank 1
• Fuel Tank Ground for Tank 2
• Fuel Tank Probe
• Fuel Tank Diagram
• Tank 1 and 2 Transfer Access Panels

Tools, Equipment, and Materials Provided:

• Grease pencil
• Scissors
• Straight Pick
• 90-degree pick

Snap-on provided tooling (qty one in each of two pallets unless otherwise indicated):

• 1/4" Speed Handle (F4LB)
• 1/4" Speed Handle (F4LBK)
• # 3 Apex Bit (SDM223C)
• 1/4" adaptor (FBS8)
• Flashlight (ECF965CR)
• Inspection Mirror (GA295)
• Ratcheting Screwdriver (SSDMR4B)
• Torque Screwdriver (QDRIVER4)

Procedures:

Fuel tank procedures (Rev 2025)