78-11-00
ALL ú ú N01 Page 603 ú Oct 10/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A82199
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
(b)
inner sleeve forward ring
(c)
inner sleeve TRE 3300 panel
(d)
inner sleeve aft ring
(e)
inner sleeve nozzle
(f)
outer sleeve aft skin
(g)
outer sleeve aft ring
(h)
outer sleeve TRE 3200 panel
1) If you find damage in one or more of these areas, refer to the repair limits in the Primary Exhaust Allowable Damage Table in the Structural Repair Manual (SRM 54-40-30).
S 016-026-N00
(5)
Remove the turbine exhaust plug (AMM 78-11-02/401).
S 216-028-N00
(6)
Examine these areas of the turbine exhaust plug for dents, nicks, cracks, gouges, holes, punctures, corrosion, and surface delaminations:
(a)
exhaust plug forward ring
(b)
exhaust plug aft ring
(c)
exhaust plug cone
(d)
exhaust plug end cap
(e)
exhaust plug TRE 3300 panel
1) If you find damage in one or more of these areas, refer to the repair limits in the Primary Exhaust Allowable Damage Table in the Structural Repair Manual (SRM 54-40-30).
E. Put the Airplane Back to Its Usual Condition.
S 416-029-N00
(1)
Install the Turbine Exhaust Plug (AMM 78-11-02/401).
(2)
Close the core cowl panels (AMM 71-11-06/201).
S 446-010-N00
(3)
Do the activation procedure for the thrust reverser
(AMM 78-31-00/201).
S 416-030-N00
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78-11-00
ALL ú ú N01 Page 604 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
(4) S 446-011-N00Do the activation procedure for the speed brake control system (AMM 27-62-00/201).
(5) S 866-012-N00Remove the DO-NOT-OPERATE tags from the thrust levers.
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78-11-00
ALL ú ú N01 Page 605 ú Feb 15/99
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TURBINE EXHAUST SLEEVE - REMOVAL/INSTALLATION
_____________________________________________
1. General
_______
A. This procedure gives the tasks to remove and install the turbine exhaust sleeve. The turbine exhaust sleeve is on the aft flange of the engine. You must use a cradle to remove and install the exhaust sleeve because it is heavy.
TASK 78-11-01-004-001-N00
2. Turbine Exhaust Sleeve Removal (Fig. 401)
______________________________
A. Special Tools and Equipment
(1)
Cradle - Engine Exhaust Sleeve, A78003-35
(2)
A71015-67 Lift Fixture
B.
References
(1)
AMM 27-62-00/201, Speed Brake Control System
(2)
AMM 71-11-06/201, Core Cowl Panels
(3)
AMM 78-31-00/201, Thrust Reverser System
(4)
IPC 78-11-01 Fig. 1
C.
Access
(1)
Location Zone
419 Engine 1 - Exhaust Sleeve
429 Engine 2 - Exhaust Sleeve
439 Engine 3 - Exhaust Sleeve
449 Engine 4 - Exhaust Sleeve
(2)
Access Panel
417 and 418 Core Cowl Panels - Engine 1
427 and 428 Core Cowl Panels - Engine 2
437 and 438 Core Cowl Panels - Engine 3
447 and 448 Core Cowl Panels - Engine 4
D.
Procedure
S 044-002-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 EQUIPENT.
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本文链接地址：747-400 AMM 飞机维护手册 EXHAUST 1(24)
