REMOVE AFT FUEL TANK CELL

REMOVE AFT FUEL TANK (Continued) REMOVE FUEL TANK

REMOVE AFT FUEL TANK CELL (Continued) REMOVE BOOST PUMP BRACKET

TM-55-1520-240-23-8 CH-47D Heilcopter Manual
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TM 55-1520-240-23-8 10-29 REMOVE AFT FUEL TANK CELL 10-29 INITIAL SETUP Applicable Configurations: All Tools: Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692 Materials: None Personnel Required: Medium Helicopter Repairer Equipment Condition: Aft Fuel Tank Removed (Task 10-28) Fuel Quantity Indicating System Tank Unit Removed (Task 8-81) Aft Fuel Tank Boost Pump Removed (Task 10-79) Aft Tank Fuel Lines and Electrical Wiring Removed (Task 10-77) Aft Fuel Tank Vent Assembly Removed (Task 10-65) Fuel Level Control Valve and Mounting Bracket Removed (Task 10-59) Tank Drain Valves Removed (Task 10-39) Aft Fuel Tank Vent Valve Removed (Task 10-83) General Safety Instructions: All regulations and instructions for handling fuel shall be strictly observed. Do not puncture or scratch lining of fuel tank. If lining is broken, fuel penetrates and activates self-sealing layers. Activated layers swell and trap fuel. Activated green spongy material also contaminates fuel system. This makes it necessary to replace fuel tank and flush fuel system. 10-136

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