(a)
Put the TAIL switches in the SHUT OFF position.
S 864-116
(3)
Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a)
P7, Overhead Circuit Breaker Panel 1) 7D16 RUD TRIM CONT
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A 747-400 MAINTENANCE MANUAL
VERTICAL FIN
ASEE RUDDERS
RUDDER UPPER
NO. 8 SEE HINGE G H
POWER CONTROL PACKAGE FOR THE UPPER RUDDER NO. 7 SEE HINGE F H
AND TRIM MECHANISM FEEL, CENTERING, NO. 6 SEE HINGE B C
LOWER RUDDER
POWER CONTROL PACKAGE FOR THE LOWER RUDDER NO. 2 SEE HINGE D H HINGE NO. 3 SEE E H
A RUDDERS
Figure 402 (Sheet 1) Hinges 2, 3, 6, 7 and 8
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A
747-400
MAINTENANCE MANUAL
49. HINGE
48. BOLT SEGMENT UPPER 33. WASHER 23. BOLT
47. WASHER 24. SLEEVE BUSHING
(4 LOCATIONS)
32. VERTICAL
13. RUDDER FIN
25.
BOLT
26.
WASHER
27.
NUT
20. BONDING
46.
NUT JUMPER
47.
WASHER 24. SLEEVE (4 LOCATIONS) BUSHING
30. WASHER
28. NUT
45. HINGE LOWER 29. COTTER PIN SEGMENT
HINGE NO. 6
B
5.
HINGE LOWER ASSEMBLY
6.
BOLT
7.
WASHER (2 LOCATIONS)
RUDDER FRONT SPAR
HINGE BEARING
10. HINGE UPPER ASSEMBLY
LUBRICATION FITTINGS
8.
WASHER (4 LOCATIONS)
9.
BOLT HINGE NO. 6 (4 LOCATIONS)
C
Hinges 2, 3, 6, 7 and 8 Figure 402 (Sheet 2)
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A
747-400
MAINTENANCE MANUAL
16. NUT
HINGE NO. 2
HINGE NO. 3
Hinges 2, 3, 6, 7 and 8
Figure 402 (Sheet 3)
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A
747-400
MAINTENANCE MANUAL
35. PIN
1. BEARING ASSEMBLY
SEE
H
THREADED BUSHING
HINGE NO. 7
F
INSTALL AS MANY WASHERS AS
NECESSARY TO GET A CLEARANCE
OF 0.02-0.05 INCH.
1
Hinges 2, 3, 6, 7 and 8
Figure 402 (Sheet 4)
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MAINTENANCE MANUAL
ANTIROTATION LUG STUD
13. RUDDER
1. BEARING SEE
20.
THREADED BUSHING
WASHER
(8 LOCATIONS) 1. BEARING 4. NUT (8 LOCATIONS)
HINGES NO. 2, 3, 7, AND 8
H A-A
Hinges 2, 3, 6, 7 and 8
Figure 402 (Sheet 5)
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