(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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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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747-400
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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