B.
References
(1)
AMM 06-09-07/201, Fin and Rudder Access Doors and Panels
(2)
AMM 24-22-00/201, Manual Control
(3)
AIPC 27-21-01, Fig. 2
(4)
AIPC 55-40-52, Fig. 1
C.
Access
(1)
Location Zone 324 Vertical Fin, Rear Spar to Trailing Edge 325 Rudder, Lower 326 Rudder, Upper
(2)
Access Panel
324BL Inspection Access Panel
324CL Inspection Access Panel
324EL Inspection Access Panel
324FL Inspection Access Panel
324GL Inspection Access Panel
324KL Inspection Access Panel
324LL Inspection Access Panel
324ML Inspection Access Panel
324UL Inspection Access Panel
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 747-400 MAINTENANCE MANUAL
FIN VERTICAL
NO. 11 HINGE SEE B
RUDDERS SEE A UPPER RUDDER PACKAGE FOR THE POWER CONTROL HINGE NO. 9 SEE NO. 10 SEE HINGE B B
HINGE NO. 5 SEE B
POWER CONTROL PACKAGE FOR THE LOWER RUDDER HINGE NO. 4 SEE B
SPAR FRONT RUDDER 1. BOLT 11. WASHER 10. BOLT 12. RUDDER HINGE SEGMENT RUDDERS A HINGE NO. 1 SEE B
9. BOLT A
13. COVER FOR THE VERTICAL FIN SEGMENT A NUT JUMPER BONDING
HINGES NO. 1, 4, 5, 9, 10, AND 11
B
Figure 401 (Sheet 1) Hinges 1, 4, 5, 9, 10 and 11
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
HINGES NO. 1 AND 4
A-A
1. BOLT
3. NUT (INSTALL IF NECESSARY)
HINGES NO. 5, 9, 10 AND 11 A-A
INSTALL AS MANY LARGE WASHERS (2) AS NECESSARY TO GET A CLEARANCE OF 0.01 - 0.06 INCH.
Hinges 1, 4, 5, 9, 10 and 11
Figure 401 (Sheet 2)
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E99172
A
747-400 MAINTENANCE MANUAL
D. Prepare to Remove Hinge No. 1, 4, 5, 9, 10, or 11
S 864-093
(1)
Supply electrical power (AMM 24-22-00/201).
S 864-094
(2)
Find the switches for the FLT COLTROL HYD POWER on the Pilot's Overhead Maintenance Panel, P461.
(a)
Put the TAIL switches in the SHUT OFF position.
S 864-095
(3)
Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a)
P7, Overhead Circuit Breaker Panel
1) 7D16, RUD TRIM CONT
(b)
P180, DC Power Distribution Panel
1) 180E7, ELEV/RUD VLV SYS 2
2) 180E22, ELEV/RUD VLV SYS 4
3) 180H8, ELEV/RUD VLV SYS 1
4) 180H23, ELEV/RUD VLV SYS 3
S 014-096
(4)
Remove the applicable access panels (AMM 06-09-07/201).
(a)
324BL, 324CL, for access to hinge No. 1
(b)
324EL, 324FL, for access to hinge No. 4
(c)
324FL, 324GL, for access to hinge No. 5
(d)
324UL, 324KL, for access to hinge No. 9
(e)
324KL, 324LL, for access to hinge No. 10
(f)
324LL, 324ML, for access to hinge No. 11
E.
Remove the Hinge
S 024-097
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