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A 747-400 MAINTENANCE MANUAL
SAFETY HARNESS RECEPTACLE
SEE A
WING
RIG PIN A/S-8
PRIMARY
(A/S-9, RIGHT WING)
SEE C
HINGE
PRIMARY
FAIL SAFE SEE D
HINGE CONTROL QUADRANT
HINGE
INPUT CONTROL ROD
INBOARD AILERON POWER CONTROL PACKAGE
SEE ESEE B
SEE F
INBOARD AILERON
HOIST ADAPTER
A
WING
WING FITTING
FITTING
11. HINGE BOLT
5.
HINGE BOLT
6.
WASHER
1. COTTER PIN
7. NUT (900-1100 POUND-INCHES) 2. WASHER 4. WASHER 10. WASHER 3. NUT
COTTER PIN
(10-15 FITTING AILERON POUND-INCHES)AILERON 9. JUMPER
FITTING 8. BUSHING INBD INBD
B C
Inboard Aileron Installation
Figure 401 (Sheet 1)
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A
747-400
MAINTENANCE MANUAL
21. ANTIROTATION
18. NUT PLATE
19. WASHER WING FITTING
20. BUSHING
WING FITTING
12. BUSHING
17. HINGE 25. WASHER 22. WASHER
BOLT 13. WASHER
26. HINGE BOLT
16. WASHER AILERON FITTING
AILERON FITTING 14. NUT (1000-1300
POUND-INCHES) 24. COTTER PIN
INBD 15. COTTER PIN INBD POUND-INCHES) 23. NUT (10-15
D E
ACTUATOR PISTON AILERON PACKAGE INBOARD POWER RING 45. RETAINING PISTON 27. ACTUATOR
AILERON FITTING POWER PACKAGE ATTACHMENT BOLT A 43. NUT 44. WASHER PLATE 30. ANTIROTATION 32. WASHER 28. BOLT 29. BUSHING 31. BOLT 33. NUT
REACTION TRUSS LINKAGE HINGE BOLT A REACTION LINKAGE TRUSS 41. NUT 42. WASHER PLATE 34. ANTIROTATION
SEE E
INBD F FAIL-SAFE HINGE HINGE BOLT LINKAGE 40. INNER 39. REACTION BOLT A-A RING 37. OUTER BOLT 35. BOLT 36. WASHER 38. RETAINING
Inboard Aileron Installation
Figure 401 (Sheet 2)
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A
747-400
MAINTENANCE MANUAL
(2)
Access Panels 573AB Inboard Aileron Actuator, Lower Wing Surface, LH 573BB Inboard Aileron Actuator, Lower Wing Surface, LH 673AB Inboard Aileron Actuator, Lower Wing Surface, RH 673BB Inboard Aileron Actuator, Lower Wing Surface, RH 573CB Hydraulic Access Panel (LI Transmitter) 673CB Hydraulic Access Panel (RI Transmitter)
D.
Prepare for Removal
S 014-002
(1)
Open two access panels (573AB, 573BB, and 573 CB, left wing, 673AB, 673BB, and 673CB, right wing) on the lower wing surface adjacent to the aileron leading edge (AMM 06-09-08/201).
S 014-046
(2)
Remove the coverplate (579AB, left wing, 679AB, right wing) in the aileron leading edge (AMM 06-09-08/201).
APPLICABLE, TO GET TOTAL AILERON TRAVEL FROM NEUTRAL |0.05 INCH FOR RIGGING |0.25 INCH FOR SYSTEM TEST
Inboard Aileron Deflection and Rigged Neutral Position Figure 402
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A
747-400
MAINTENANCE MANUAL
BULB SEAL
SEAL RETAINER ASSEMBLY
B Adjustment of Wing Trailing Edge Bulb Seal Figure 403
K27098
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