(1)  
Location Zone 415 and 416 Engine 1 - Thrust Reverser Halves 425 and 426 Engine 2 - Thrust Reverser Halves 435 and 436 Engine 3 - Thrust Reverser Halves 445 and 446 Engine 4 - Thrust Reverser Halves

 (2)  
Access Panel
 413 and 414 Fan Cowl Panels - Engine 1
 417 and 418 Core Cowl Panels - Engine 1
 423 and 424 Fan Cowl Panels - Engine 2
 427 and 428 Core Cowl Panels - Engine 2
 433 and 434 Fan Cowl Panels - Engine 3
 437 and 438 Core Cowl Panels - Engine 3
 443 and 444 Fan Cowl Panels - Engine 4
 447 and 448 Core Cowl Panels - Engine 4

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
 78-00-00
 ALL  ú ú N02 Page 601 ú Oct 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
D. Prepare to Do the Inspection of the Exhaust System.
 S 046-023-N00
 WARNING: DO THE DEACTIVATION PROCEDURE FOR THE SPEED BRAKE CONTROL
_______
 SYSTEM. IF YOU DO NOT DO THIS, THE SPOILERS CAN MOVE QUICKLY
 WHEN YOU MOVE THE THRUST LEVERS. THIS CAN CAUSE INJURY TO
 PERSONS AND DAMAGE TO EQUIPMENT.

 (1)  Do the deactivation procedure for the Speed Brake Control System
 (AMM 27-62-00/201).

 S 046-075-N00
 WARNING:_______DO THE DEACTIVATION PROCEDURE FOR THE LEADING EDGE FLAPS. IF
 YOU DO NOT DO THIS, INJURIES TO PERSONS AND DAMAGE TO THE
 THRUST REVERSER, LEADING EDGE FLAPS, OR WING STRUCTURE CAN
 OCCUR.

 (2)  
Do the deactivation procedure for the Leading Edge Flaps.
 (AMM 27-81-00/201).

 S 866-024-N00

 (3)  
Make sure the forward thrust levers are in the idle position and
 attach the DO-NOT-OPERATE tags.

 S 866-025-N00

 (4)  
Make sure the reverse thrust levers are in the fully stowed position and attach the DO-NOT-OPERATE tags.

 S 046-026-N00
 WARNING: DO THE DEACTIVATION PROCEDURE TO PREVENT THE OPERATION OF THE
_______ THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
 (5)  
Do the deactivation procedure for the thrust reverser for ground
 maintenance (AMM 78-31-00/201).

 (6)  
Remome the forward fairing on the strut (AMM 54-62-04/401).

 S 016-028-N00

 (7)  
Open the access panels for the hydraulic bay on each strut
 (AMM 54-62-00/201).

 (8)  
Open the fan cowl panels (AMM 71-11-04/201).

 (9)  
Remove the core cowl panels (AMM 71-11-06/401).

 S 016-027-N00
 S 016-029-N00
 S 016-030-N00
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
 78-00-00
 ALL  ú ú N02 Page 602 ú Oct 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
S 016-031-N00
 WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
_______
 REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO
 PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.

 (10)
 Open the thrust reverser (AMM 78-31-00/201).

 E.
Do the Inspection of the Exhaust System (Figs. 601, 602, 603, and 604).

 S 216-032-N00
 (1)  
Make sure the insulation and seals on the inner cowl of the thrust
 reverser are not damaged and are correctly installed.

 S 216-033-N00

 (2)  
Make sure the turbine exhaust plug is not damaged and is installed
 correctly.

 S 216-034-N00

 (3)  
Make sure the spring seals of the turbine exhaust sleeve are not
 damaged and are installed correctly.

 NOTE: If the seals are cracked, badly bent, worn or gone, replace
____
 the spring seals.

 S 216-035-N00
 (4)  Examine the turbine exhaust sleeve.
 (a)  
　
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 EXHAUST 1(13)