D.  
Procedure

 (1)
Make sure that the landing gear ground locks are installed.

 S 862-002
 S 492-003
 WARNING: CAREFULLY DO THE SPECIFIED TASK 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 AND DAMAGE TO EQUIPMENT.
 (2)  Install the door locks on the doors for the wing landing gear (AMM 32-00-30/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-61-08
 ALL  ú ú 01 Page 201 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 862-004
 WARNING: MOVE ALL PERSONS AND EQUIPMENT AWAY FROM THE FLIGHT CONTROLS
_______ BEFORE YOU PRESSURIZE THE HYDRAULIC SYSTEM. THE FLIGHT CONTROLS CAN MOVE QUICKLY AND CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (3)  Pressurize hydraulic system No. 4 (AMM 29-11-00/201).
 S 862-019
 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE LE AND TE
_______ FLAPS AND FLAP DRIVE MECHANISMS BEFORE YOU MOVE THE FLAP CONTROL LEVER. WITH HYDRAULIC POWER REMOVED, THE FLAPS WILL MOVE AUTOMATICALLY BY ELECTRICAL POWER WHEN YOU MOVE THE FLAP CONTROL LEVER.
 (4)  
Put the flap control lever in the 30-unit detent to extend the flaps.

 S 862-006

 (5)  
Do this task to depressurize hydraulic system No. 4: "Hydraulic System Depressurization" (AMM 29-11-00/201).

 S 022-007

 (6)  
Remove the quadrant

 (a)  
Remove the spoiler piston rod end bolt to disconnect the spoiler from the control package (Fig. 201).

 (b)  
Manually lift the spoiler and make sure it stays in the up position.

 (c)  
Loosen the spoiler control cables at the turnbuckles in the wing landing gear wheel well.

 (d)  
Install the cable clamps on the cables at the quadrant.

 (e)  
Remove the cables from the quadrant.

 (f)  
Remove the input arm rod from the quadrant lever.

 (g)  
Remove the bolt which attaches the quadrant to the bracket.

 TASK 27-61-08-402-008
 3.  Quadrant Installation (Fig. 201)_____________________
 A. Special Tools and Equipment
 (1)  G12001-50 Rig Pin Kit
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-61-08
 ALL  ú ú 02 Page 202 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

SEE  A 
SPOILER OUTBOARD FLIGHT 
SPOILER CONTROL CABLES  PACKAGE CONTROL SPOILER 
ROD ARM INPUT 
SEE  B  BOLT ROD END PISTON 
LEVER 
RIG PIN MOUNT BOLT QUADRANT A/S-18, A/S-20, QUADRANT SPOILER INPUT A/S-22 OR A/S-23 
NOTE: EXAMPLE POSITION TRANSMITTERS NO. 4 AND 12 HAVE ONLY SPOILERS ____ 1 NO. 1 THRU 4 AND FOR QUADRANTS NO. 9 THRU 12. INSTALLATION  A  1TRANSMITTER SPOILER POSITION FWD 
Figure 201 (Sheet 1) Outboard Flight Spoiler Input Quadrant Installation 

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-61-08
 ALL  ú ú 01 Page 203 ú Oct 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 B. References
 (1)
29-11-00/201, Main Hydraulic System

 (2)
32-00-30/201, Landing Gear Door Locks

 (3)
IPC 27-61-04, Fig. 1

 C.
Access

 (1)  
Location Zone 135 Wing Landing Gear Wells, LH 136 Wing Landing Gear Wells, RH 585 Spoiler No. 1 584 Spoiler No. 2 583 Spoiler No. 3 582 Spoiler No. 4 682 Spoiler No. 9 683 Spoiler No. 10 684 Spoiler No. 11 685 Spoiler No. 12
　
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 飛行操縱 FLIGHT CONTROLS 6(95)