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MAINTENANCE MANUAL
(2)
AMM 20-11-05/401, Flareless Tubing
(3)
AMM 27-81-00/201, Leading Edge Flaps
(4)
AMM 29-11-00/201, Main Hydraulic Supply System
(5)
AMM 29-11-08/401, Air-Driven Pump Turbine Drive
(6)
AMM 29-11-17/401, Air-Driven Pump
(7)
AMM 29-11-19/401, AC Motor-Driven Pump
(8)
AMM 54-62-00/201, Nacelle Strut Access Panels
(9)
AMM 71-00-02/401, Power Plant
(10)
AMM 71-11-04/401, Fan Cowl Panels
(11)
AMM 71-11-06/201, Core Cowl Panel
(12)
AMM 78-31-00/201, Thrust Reverser System
(13)
AMM 78-31-01/401, Thrust Reverser
E. Access
(1)
Location Zone 451 Nacelle Strut 1 - Forward Fairing 452 Nacelle Strut 1 - Torque Box 454 Nacelle Strut 1 - Aft Fairing 521 Nacelle Strut 1 - Leading Edge to Front Spar 461 Nacelle Strut 2 - Forward Fairing 462 Nacelle Strut 2 - Torque Box 464 Nacelle Strut 2 - Aft Fairing 521 Nacelle Strut 2 - Leading Edge to Front Spar 471 Nacelle Strut 3 - Forward Fairing 472 Nacelle Strut 3 - Torque Box 474 Nacelle Strut 3 - Aft Fairing 621 Nacelle Strut 3 - Leading Edge to Front Spar 481 Nacelle Strut 4 - Forward Fairing 482 Nacelle Strut 4 - Torque Box 484 Nacelle Strut 4 - Aft Fairing 621 Nacelle Strut 4 - Leading Edge to Front Spar
(2)
Access Panel 454 Trailing Edge Fairing Door - Nacelle Strut 1 521FT Wing Leading Edge Cover - Nacelle Strut 1 464 Trailing Edge Fairing Door - Nacelle Strut 2 511CT Wing Leading Edge Cover - Nacelle Strut 2 474 Trailing Edge Fairing Door - Nacelle Strut 3 611CT Wing Leading Edge Cover - Nacelle Strut 3 484 Trailing Edge Fairing Door - Nacelle Strut 4 621FT Wing Leading Edge Cover - Nacelle Strut 4
F. Prepare for the removal (engine removed).
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UPLOAD ATTACHMENT LOAD CELL
STRUT FORWARD ENGINE MOUNT BULKHEAD NACELLE STRUT
STRUT ATTACH POINT STRUT (EXAMPLE)
LOAD CELL
DOWNLOAD ATTACHMENT
DIAGONAL BRACE UNLOAD SLING G54007
Overhead Mechanical Equipment Figure 401 (Sheet 1)
E45397
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Overhead Mechanical Equipment
Figure 401 (Sheet 2)
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747-400 MAINTENANCE MANUAL
CRANE
DYNAMOMETER OR EQUIVALENT
BEAM ASSEMBLY
DYNAMOMETER
(2 LOCATIONS)
CHAIN HOIST (2 LOCATIONS)
FRAME ASSEMBLY (2 LOCATIONS)
ENGINE GROUND HANDLING PAD (2 LOCATIONS)
A54001-138 SLING
Overhead Mechanical Equipment Figure 401 (Sheet 3)
E45399
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747-400 MAINTENANCE MANUAL
S 494-048-003
WARNING:_______ LEADING EDGE FLAPS ARE FAST ACTING. LOCKS MUST BE INSTALLED TO
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