747-400 AMM 飞机维护手册 起落架 LANDING GEAR 1(31)

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 (4)  Make sure the ground release handle for the main gear doors is in
 the "Doors Open" position.
 S 092-052
 (5)  Remove the warning streamer from the operator rods for the wing gear
 doors.
 S 432-053
 (6)  Connect the operator rod to the wheel well inboard door of the wing
 gear with the bolt.
 S 432-077
 (7)  Connect the operator rods to the body gear doors (Ref Connect the
 Body Gear Door Operator Rods) or remove door locks (Ref Remove the
 Body Gear Door Locks) if necessary.
 S 862-135
 CAUTION: MAKE SURE THE SHOCK STRUTS (OLE0S) FOR THE BODY_______
 GEAR HAVE THE CORRECT MINIMUM X DEMINSION BEFORE
 YOU CLOSE THE GEAR DOORS. IF THE SHOCK STRUTS DO
 NOT HAVE THE CORRECT MINIMUM X DEMINSION THE BODY
 GEAR DOORS CAN HIT THE TIRES WHEN YOU CLOSE THE
 DOORS.
 (8)  Pressurize hydraulic system No. 1 (if you must close the body gear
 doors) (AMM 29-11-00/201).
 S 862-055
 (9)  Pressurize hydraulic system No. 4 (AMM 29-11-00/201).
 S 862-056

 WARNING: MAKE SURE THAT ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE DOOR
_______ OPERATION AREA. FAST MOVEMENT OF THE DOORS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 CAUTION: AFTER YOU INSTALL THE BODY GEAR DOOR LOCKS YOU MUST NOT OPERATE
_______ THE WING GEAR DOORS. THE BODY GEAR DOOR LOCKS ARE IN THE WAY OF THE WING GEAR DOOR OPERATION AREA.
 (10) Move the ground release handle for the main landing gear to the DOORS CLOSED position.
 NOTE: This will close the wing gear doors, and body gear doors if
____ necessary.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-00-30
 ALL  ú ú 01 Page 223 ú Oct 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 862-057
 (11) Release the pressure from hydraulic system No. 1 and No. 4 (AMM 29-11-00/201).
 TASK 32-00-30-402-058
 11. Body Landing Gear Door Operator Rods Connection_______________________________________________
 A. References
 (1)  
09-11-00/201, Towing

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

 (3)  
IPC 32-33-28 Fig. 1

 B.
Access

 (1)  
Location Zone
 753 Body Landing Gear Door, Inboard, LH
 754 Body Landing Gear Door, Outboard, LH
 763 Body Landing Gear Door, Inboard, RH
 764 Body Landing Gear Door, Outboard, RH

 C.
Procedure (Fig. 203)

 S 492-059
 (1)  
Make sure that you install ground locks in all landing gear (AMM 09-11-00/201).

 S 862-060

 (2)  
Make sure that there is no pressure to hydraulic system No. 1 (AMM 29-11-00/201).

 S 862-061

 (3)  
Make sure that the ground release handle for the main landing gear is in the DOORS OPEN position.

 (4)  
Remove the warning streamers from the operator rods.

 S 432-063

 (5)  
Connect the applicable operator rods to the inboard and outboard wheel well doors of the body gear.

 S 092-062
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-00-30
 ALL  ú ú 01 Page 224 ú Feb 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 432-076
 (6)  Connect the operator rods to the wing gear doors (Ref Connect the
 Wing Gear Door Operator Rods) or remove door locks (Ref Remove the
 Wing Gear Door Locks) if necessary.
 S 862-136
 CAUTION:_______ MAKE SURE THE SHOCK STRUTS (OLE0S) FOR THE BODY
 GEAR HAVE THE CORRECT MINIMUM X DEMINSION BEFORE
 YOU CLOSE THE GEAR DOORS.  IF THE SHOCK STRUTS DO
 NOT HAVE THE CORRECT MINIMUM X DEMINSION THE BODY
 GEAR DOORS CAN HIT THE TIRES WHEN YOU CLOSE THE
 DOORS.
 (7)  Pressurize hydraulic system No. 1 (AMM 29-11-00/201).
　
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