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A
747-400 MAINTENANCE MANUAL
REMOVABLE FIN TIP
UPPER RUDDER (REF)
REMOVABLE
LEADING EDGE
FIXED TRAILING
EDGE BEAM
AUXILIARY SPAR
LOWER RUDDER (REF)
REMOVABLE LEADING EDGE
FIBERGLASS HF ANTENNA
UNDER RAIN-EROSION
COATING
FRONT SPAR
REMOVABLE
LEADING EDGE
REMOVABLE
DORSAL FIN
Fiberglass Panel on Vertical Stabilizer
Figure 801
F60134
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747-400
MAINTENANCE MANUAL
MIX RATIO VIS-COSITY RELA-TIVE THICKNESS, DRY FILM CURE TIMES, HOURS
MATERIAL PARTS SEC. HUMI- MIL-INCHES
BY ZAHN DITY
VOLUME NO. 2 PERCENT TOTALPER COAT OVERCOAT TO RECOAT TO FINAL
TYPE I, CLASS 5_______________
FP-200, VEHICLE 48 22 TO 28 MINIMUM MAXIMUM 12 |2 MINIMUM 2 TO 8 TO HANDLE
CURING AGENT 4 AT 70` TO 30 1ST TO 1/3, -36
ACCELERATOR 3 80`F 1.5 MAXIMUM TO SERV-
(RECOM- 2ND AND 2 HOURS ICE
MENDED) ON 2.0 -48 1
CURE TIME MAY BE SPEED UP BY 24 HOURS AT ROOM TEMPERATURE FOLLOWED BY OVEN CURING AT 150`F FOR 3 HOURS.
Material Chart
Figure 802
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ú 01 Page 810
ú Feb 10/96
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A
747-400 MAINTENANCE MANUAL
FIN TIP - REMOVAL/INSTALLATION
______________________________
1. General
_______
A. This procedure contains two tasks. The first task is the removal of the vertical stabilizer (fin) tip. the second task is the installation of the fin tip.
TASK 55-30-02-004-001
2. Remove the Fin Tip (Fig. 401)
__________________
A. References
(1) IPC 55-30-04 Fig. 1
B. Access
(1) Location Zone
327 Fin Tip
C. Procedure
S 024-019
WARNING: MAKE SURE THAT ALL PERSONS AND EQUIPMENT ARE AWAY FROM THE AREA
_______ BELOW THE FIN TIP. INJURY TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR IF THE EQUIPMENT FALLS.
(1)
Remove the fasteners that attach the fin tip to the fin (Fig. 401).
S 034-017
(2)
Remove the fin tip.
S 554-020
(3)
Put a cover on the closure rib and equipment for protection from the environment.
TASK 55-30-02-404-003
3. Install the Fin Tip (Fig. 401)
___________________
A. Standard Tools and Equipment
(1) Bonding Brush - Stainless Steel Rotary, No. P-33-SS (C.W. Morris Co., Detroit, Michigan, or equivalent)
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747-400
MAINTENANCE MANUAL
A-A DIVERTER STRIP FASTENER B-B
Fin Tip Installation Figure 401
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