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747-400
MAINTENANCE MANUAL

556DB 656DB
531EB 631EB
653CB
BOTTOM VIEW OF THE LOWER SURFACE
A

Wing Access Doors and Panels Outboard of Outboard Engines Figure 203
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 ~.............................................................................. | TABLE III | ................................................................................ | DOOR OF PANEL | | | IDENTIFICATION NUMBER | EQUIPMENT/COMPONENTS ACCESSIBLE | ......................... THROUGH ACCESS DOOR OR PANEL | | LEFT | RIGHT | | ................................................................................ | 531AB | 631AB |Access Panel - Lower Skin Leading Edge| | 531BB | 631BB |Access Panel - Leading Edge Extension| | 531CB | 631CB |Access Door - Leading Edge Extension| | 531EB | 631EB |Access Door - Leading Edge Extension- HF Antenna| | 538AB | 638AB |Access Door - Wing Tip Strobe Light| | 538B | 638BB |Access Door - Navigation Light Fairing| | 538C | 638CB |Access Door - Forward Winglet Fairing| | 538DB | 638DB |Access Door - Lower Mid Winglet Fairing| | 538F | 638F |Access Door - Aft Winglet Fairing| | 553AB* | 653AB* |Access Door - Fuel Tank| | 553BB* | 653BB* |Access Door - Fuel Tank| | 553CB* | 653CB* |Access Door - Fuel Tank| | 553DB | 653DB |Access Door - Fuel Tank| | 553EB | 653EB |Access Door - Fuel Tank| | 553FB | 653FB |Access Door - Fuel Tank with Dripstick| | 553GB | 653GB |Access Door - Fuel Tank| | 553HB | 653HB |Access Door - Fuel Tank| | 553JB | 653JB |Access Door - Fuel Tank| | 553KB | 653KB |Access Door - Fuel Tank with Dripstick| | 555AB | 655AB |Access Door - Surge Tank| | 555BB | 655BB |Access Door - Surge Tank| | 556AB | 656AB |Access Door - Wing Extension| | 556BB | 656BB |Access Door - Wing Extension| | 556CB | 656CB |Access Door - Wing Extension| | 556DB | 656DB |Access Door - Wing Extension| | 556EB | 656EB |Access Door - Wing Extension| | 591AB | 691AB |Access Panel - Outboard Aileron| | 591BB | 691BB |Access Panel - Outboard Aileron| | 591CB | 691CB |Access Panel - Outboard Aileron| | 591DB | 691DB |Access Panel - Outboard Aileron| | 591EB | 691EB |Access Panel - Outboard Aileron| | 591FB | 691FB |Access Panel - Outboard Aileron| | 591GB | 691GB |Access Panel - Outboard Aileron| | 591HB | 691HB |Access Door - Trailing Edge Extension| | 591JB | 691JB |Access Door - Trailing Edge Extension| | 591KB | 691KB |Access Door - Trailing Edge Extension| | 591LB | 691LB |Access Door - Trailing Edge Extension| | 591MB | 691MB |Access Door - Trailing Edge Extension| | 592AB | 692AB |Access Door - Hinge Fitting| 2...........…...........…......................................................1
 * This number is not marked on airplane and is given for service information only
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747-400
MAINTENANCE MANUAL

THE 600 NUMBER SERIES IS USED WITH THE RIGHT WING.

ON SOME AIRPLANES PANEL IS RIVETTED

747SP ONLY;
571ET/671ET IS USED IN PLACE OF THESE PANELS

Wing Upper Surface Access Doors and Panels
Figure 204 (Sheet 1)

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