(8)  
Set the hydraulic fuse for the tilt positioning (Fig. 401).

 (a)  
Hold the manual bypass lever in a up position for two seconds to set the fuse.

 (b)  
Open the actuator bleed valve.

 (c)  
Let approximately 10 cubic inches of fluid out to make sure to set the fuse.

 S 434-020
 (9)  
Tighten the actuator bleed valve and the lockwire.

 F.
Put the Airplane in Its Usual Condition.

 S 614-021
 (1)  
Examine the hydraulic reservoir level.

 S 614-029

 (2)  
Fill the reservoir if it is necessary (Ref 12-12-01/301).

 S 864-027
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE THE
_______ DOOR LOCKS FROM THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT REMOVE THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (3)  Do this task: "Removal of the Door Locks from the Wing Landing Gear" (Ref 32-00-30/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-13-16
 ALL  ú ú 01 Page 405 ú Jun 10/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 864-028
 (4)  Do this task: "Removal of the Door Locks from the Body Landing Gear" (Ref 32-00-30/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-13-16
 ALL  ú ú 01 Page 406 ú Jun 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 BODY GEAR DRAG STRUT HYDRAULIC SWIVEL - REMOVAL/INSTALLATION
____________________________________________________________
 1.  General
_______
 A.  The swivel joints connect the downlock actuator to the hydraulic system. These swivel joints are at the junction of the upper drag strut and the drag strut spindle.
 B.  This procedure contains two tasks:
 C.  The removal of the hydraulic swivel joint for the drag strut
 D.  The installation of the hydraulic swivel joint for the drag strut.
 TASK 32-13-17-004-001
 2.  The Body Gear Drag Strut Hydraulic Swivel Joint Removal (Fig. 401)
_______________________________________________________
 A.  References
 (1)  
09-11-00/201, Towing

 (2)  
29-11-00/201, Main Hydraulic Sypply System

 (3)  
32-00-30/201, Landing Gear Door Locks

 (4)  
IPC 32-33-26 Fig. 1

 B.  
Access

 (1)  
Location Zone
 755 Body Landing Gear, LH
 765 Body Landing Gear, RH

 C.  
Procedure

 S 864-019
 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 (Ref 09-11-00/201).
 S 494-020
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK 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" (Ref 32-00-30/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-13-17
 ALL  ú ú 01 Page 401 ú Jun 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

747-400
MAINTENANCE MANUAL

SWIVEL
FITTING

SEE  B 
SEE  A 
HOSE 
BODY  BRACKET 
GEAR 
DRAG 
STRUT 

A  O-RING ASSEMBLY SWIVEL BACKUP RING 
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：747-400 AMM 飛機維護手冊 起落架 LANDING GEAR 3(43)