(4)
AMM 32-00-30/201, Landing Gear Door Locks

 (5)
AMM 32-32-15/401, Wing Gear Downlock Actuator

 (6)
AMM 32-32-16/401, Wing Gear Downlock Bungee

 (7)
AIPC 32-11-07 Fig. 2

 (8)
AIPC 32-11-10 Fig. 2

 (9)
AIPC 32-32-15 Fig. 1

 D.
Access

 (1)  
Location Zone
 735 Wing Landing Gear, LH
 745 Wing Landing Gear, RH

 E.
Prepare for the Procedure

 S 494-045
 WARNING: YOU MUST CAREFULLY INSTALL THE GROUND LOCKS IN ALL LANDING
_______ GEAR. AN ACCIDENTAL RETRACTION OF THE LANDING GEAR CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (1) Install the ground locks in all landing gear (AMM 09-11-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-11-06
 ALL  ú ú 01 Page 401 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

1.  UPPER 
SIDE 
STRUT  SEE  A 
2. DOWNLOCK 
BUNGEE 
8.  HOSE 
CLAMPS 
3. LOWER 
JURY STRUT 
SEE  B 
9. BRACKET HOSE  4. DOWNLOCK ACTUATOR 
5. HYDRAULIC LINES 
A  A 
6. LOWER 
SIDE 
STRUT 
FWD 
SEE  C 
BOLT 
7. LOWER 
SPINDLE 
A-A  A 
Wing Landing Gear Lower Side Strut Installation 
Figure 401 (Sheet 1) 

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-11-06
 ALL  ú ú 02 Page 402 ú Feb 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

11. O-RINGS
10. LUBRICATION INSERT
HOLES FOR LOCKBOLT (14)
2.  DOWNLOCK BUNGEE
ROTATION
STOP

12. BOLT
1.  UPPER SIDE STRUT 13. APEX BOLT
15. TANG 14. LOCKBOLT
WASHER
3. LOWER JURY STRUT
16. RETAINER
WASHER

COTTER PIN
NUT

6. LOWER
SIDE
STRUT

FWD
9. HOSE
BRACKET

B
20. LOCKBOLT
22.
TANG WASHER

23.
ROLLER

24.
SIDE PLATE

6.  LOWER SIDE 21. NUT
STRUT
30. SPINDLE
BOLT

25.
LINK

26.
PUSHROD END

27.
SPINDLE

28.
O-RINGS

29.
LUBRICATION
INSERT

C
Wing Landing Gear Lower Side Strut Installation Figure 401 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-11-06
 ALL  ú ú 01 Page 403 ú Feb 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 494-046
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASKS BELOW TO INSTALL
_______ THE DOOR LOCKS ON THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT INSTALL THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Do this task: "Installation of the Door Locks on the Wing Landing Gear" (AMM 32-00-30/201).

 S 494-047

 (3)  
Do this task: "Installation of the Door Locks on the Body Landing Gear" (AMM 32-00-30/201).

 S 864-004

 (4)  
Lift the airplane with the jacks until the wheels are immediately above the ground (AMM 07-11-01/201).

 S 844-005

 (5)  
Remove the hydraulic power from system 4 (AMM 29-11-00/201).

 F.
Procedure

 S 034-006
 (1)  
Disconnect the hydraulic hoses (5) from the downlock actuator (AMM 32-32-15/401).

 (a)  
Put a cap on the end of each line.

 (b)  
Put a plug in each fitting.
　
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