27-51-40
ALL ú ú 01 Page 406 ú Feb 18/01
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A
747-400
MAINTENANCE MANUAL
CARRIAGE48. WASHER
H 58. NUT
51. WASHERS
56. LUBE
54.
NUT
55.
WASHER
53. BUSHING
0.002 INCH 0.002 INCH
(0.05 mm) MINIMUM MINIMUMCLEARANCE CLEARANCE
35. GENEVA
SUPPORT
F-F
PIN BOLT
SPECIAL NUT
34. UPSTOP
NUT
WASHER 59. BOLT
BOLT/WASHER
60.
WASHER
61.
LUBE
62.
ROLLER
63.
SPACER
G-G H-H
1
WASHERS (57) ARE THINNER THAN WASHERS (51).
MOVE WASHERS AS IT IS NECESSARY TO GET
THE CLEARANCE
CARRIAGE
AFT BOGIE
66. WASHER
65.
64.
60.
49.
WASHER
50.
BOLT
UPSTOP
SUPPORT
FITTING
52. BOLT
35. GENEVA CAM
1. PUSHROD
69. WASHER
34.
1
H 57. WASHERS
PUSHROD
34.
UPSTOP
35.
GENEVA CAM HOOK
SUPPORT
(RELEASED (RELEASED 51. WASHERFITTNGFITTINGPOSITION) POSITION)
E
(0.05 mm) CAM 67. BOLT
SUPPORT
FITTING
68. WASHER
72. BUSHING FITTING
70.
WASHER
71.
NUT
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27-51-40
Outboard Aftflap Drive Mechanism Installation
Figure 401 (Sheet 5)
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747-400
MAINTENANCE MANUAL
COTTER PIN
FILL CAVITY
WITH GREASE
88. WASHER
(4 LOCATIONS) (2 LOCATIONS)
F
3
INSTALL A SUFFICIENT NUMBER OF WASHERS
TO GET THE NECESSARY TORQUE
Outboard Aftflap Drive Mechanism Installation
Figure 401 (Sheet 6)
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27-51-40
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747-400
MAINTENANCE MANUAL
OUTBOARD FITTING
OUTBOARD FLAP INBOARD FITTING
0.000-0.007 INCH 0.000-0.007 INCH (0.00-0.18 mm) (0.00-0.18 mm)
J-J CRANK ATTACH FITTING K-K CRANK ATTACH 4. MIDFLAP
FITTING
0.000-0.007 INCH 0.000-0.007 INCH
(0.00-0.18 mm) (0.00-0.18 mm)
L-L CRANK ATTACH FITTING 4. MIDFLAP M-M CRANK ATTACH FITTING 4. MIDFLAP
Outboard Aftflap Drive Mechanism Installation Figure 401 (Sheet 7)
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747-400 MAINTENANCE MANUAL
(c) Remove the washer (8) and the bushing (9) from the crank.
S 034-008
(7)
Disconnect the actuator rod (3) from the midflap crank:
(a)
Remove the bolt (21), washer (16 and 20), and nut (17).
(b)
Remove the actuator rod from the crank.
(c)
Remove the washer (19) and the bushing (18) from the crank.
S 934-009
(8) Install a tag on the midflap crank with the track number.
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