S 094-005
(4)
Attach the aftflap to the midflap.
S 024-006
(5)
Remove the midflap crank (Section A-A, Fig. 401):
(a)
Remove the bolts (15) and the washers that attach the retainer (12) and the shim (13).
(b)
Remove the retainer and the shim.
(c)
Remove the midflap crank (5) from the midflap fitting (4).
S 034-007
(6)
Disconnect the pushrod (1) from the midflap crank:
(a)
Remove the bolt (6), washers (7 and 10), and nut (11).
(b)
Remove the pushrod from the crank.
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A
747-400
MAINTENANCE MANUAL
SEE A
SEE B SEE C 1. PUSHROD
MIDFLAP
A CRANK CRANK ATTACH 5. MIDFLAP FITTING 4. MIDFLAP GSEE A DRIVE ROD 2. FAIRING
B
C C A
B AFTFLAP ROD 3. ACTUATOR
FITTING AFTFLAP D D B OUTBD FWD
Figure 401 (Sheet 1) Outboard Aftflap Drive Mechanism Installation
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A
747-400
MAINTENANCE MANUAL
4. MIDFLAP CRANK ATTACH21. BOLT 6. BOLT
(170-173 mm)
B-B
Outboard Aftflap Drive Mechanism Installation
Figure 401 (Sheet 2)
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A
747-400
MAINTENANCE MANUAL
27. BUSHING
2. FAIRING
DRIVE ROD
26. NUT 22. WASHER
23. BOLT
4. MIDFLAP 3. ACTUATOR
FITTING 33. BUSHING ROD
28. WASHER
25. WASHER
24. WASHER 29. BOLT
C-C
32. NUT
31. WASHER 30. WASHER
D-D
GENEVA CAM35.
34. UPSTOP SEE E
FITTING
MIDFLAP CARRIAGE F
G
F
36. AFT ROLLER
G SUPPORT
SEE D
37. SPRING FWD
AFT BOGIE
SEE F
PUSHROD OUTBD
C
Outboard Aftflap Drive Mechanism Installation
Figure 401 (Sheet 3)
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A
747-400 MAINTENANCE MANUAL
38.
BOLT
39.
BOLT
40.
BOLT
41.
BOLT
E
47. WASHER (4 LOCATIONS)
46. RADIUS FILLER
45. WASHER
(8 LOCATIONS) I
44. NUT E
(8 LOCATIONS) 42. SHIM
(8 LOCATIONS)
38. BOLT
43. RADIUS FILLER
39. BOLT
36. AFT ROLLER SUPPORT 40. BOLT
I
41. BOLT
E
TRACK NO. 1 AND 8
47. WASHER
D
(4 LOCATIONS)
45. WASHER (8 LOCATIONS)
I
44. NUT E (8 LOCATIONS)
42. SHIM (8 LOCATIONS)
SHIM 36. AFT ROLLER
BOLT SUPPORT
(8 LOCATIONS) FLAP I TRACK
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