(3)
Remove and discard cotter pin (19), remove nut (20), washer (21), and bolt (22). Move link clear of hook (18). View B-B.
S 024-046
(4)
Remove and discard cotter pin (24), remove nut (25), washer (26), and pin (6). Pull hook (18) out of assembly. View C-C.
TASK 32-33-09-404-021
3. Body Landing Gear Uplock Hook Installation__________________________________________
A. References
(1)
AMM 09-11-00/201, Landing Gear Down Locks
(2)
AMM 29-11-00/201, Main Hydraulic Supply System
(3)
AMM 32-00-30/201, Landing Gear Door Locks
(4)
AMM 32-33-14/401, Body Gear Uplock Actuator
(5)
AIPC 32-33-06, Fig. 1, AIPC 32-33-08, AIPC 32-33-14, Fig. 2
B.
Consumable Material
(1)
C00913 Corrosion Preventive Compound - BMS 3-27
(2)
D00633 Grease - BMS 3-33 (prefered)
(3)
D00013 Grease - MIL-G-23827 (optional)
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A
747-400 MAINTENANCE MANUAL
SEEA D
FWD SEE C
BODY LANDING GEAR
2. 3. COTTER PIN NUT 4. WASHER 1. (HEAD END) ACTUATOR BSEE ACTUATOR UPLOCK1. A FWD
5. COUNTERSUNK WASHER STRUCTURE 11. COUNTERSUNK WASHER
6. HOOK PIVOT PIN 8. NUT 9. WASHER WASHER 10. 12. BOLT
FWD B 7. COTTER PIN
1. (ROD END) ACTUATOR
C
Body Landing Gear Uplock Hook Installation Figure 401 (Sheet 1)
K18913
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A
747-400
MAINTENANCE MANUAL
SEE FWD E A A 16. WASHER 15. BOLT 17. WASHERS 13. COTTER PIN 14. NUT
D SEE F ASSEMBLY SPRING
B A-A 18. HOOK ASSEMBLY
B ASSEMBLY LINK 23. WASHER
19. COTTER PIN 21. WASHER 22. BOLT 20. NUT
FWD E ASSEMBLY 18. HOOK B-B
Body Landing Gear Uplock Hook Installation Figure 401 (Sheet 2)
K19315
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A
747-400
MAINTENANCE MANUAL
C
C
UPLOCK HOOK
F
FRAME
ASSEMBLY
6. HOOK
PIVOT
PIN
24.
COTTER PIN
25.
NUT
26.
WASHER
18. HOOK ASSEMBLY
C-C
Body Landing Gear Uplock Hook Installation Figure 401 (Sheet 3)
K19538
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MAINTENANCE MANUAL
LOCK CLOSED LOCK OPEN
Body Landing Gear Uplock Hook Tool Installation
Figure 402
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