(g)  
Tighten the clamp bolt, which attaches the return tube to the engine, to 36-40 pound-inches (4.1-4.5 newton-meters).

 (h)  
Tighten the tube nuts to 225-250 pound-inches (25.4-28.2 newton-meters).

 (i)  
Safety the tube nuts with lockwire or safety cable and safety cable ferrule.

 G.  
Put the Aircraft Back to Its Usual Condition.

 S 215-102-N00
 CAUTION:_______MAKE SURE TO REMOVE ALL OF THE RIG PINS AFTER THE CHECK. IF YOU DO NOT REMOVE THE RIG PINS, DAMAGE TO THE ENGINE CAN OCCUR.
 (1)  Do an inspection of the position indication for the variable stator vane actuator (SVA) (AMM 75-31-00/601).
 S 415-089-N00
 WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00 WHEN YOU CLOSE THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
 (2)  
Close the right thrust reverser (AMM 78-31-00/201).

 S 415-063-N00

 (3)  
Close the right core cowl panel (AMM 71-11-06/201).

 S 415-064-N00

 (4)  
Close the right fan cowl panel (AMM 71-11-04/201).

 S 445-065-N00

 (5)  
Do the activation procedure for the thrust reverser
 (AMM 78-31-00/201).

 S 715-041-N00

 (6)  
Do the test of the variable stator vane actuator (SVA) that is shown in the Power Plant Test Reference Table (AMM 71-00-00/501).

 TASK 75-31-00-825-098-N00
 3.  Compressor Stator Vane Control System Adjustment (Mechanical Procedure)________________________________________________ (Fig. 502)
 A.  Special Tools and Equipment
 (1)  PWA 85394 Pin - Rig (optional to the PWA 86197)
 Pratt & Whitney, Commercial
 Products Division, 400 Main
 Street, East Hartford,
 Connecticut 06108

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 75-31-00
 ALL  ú ú N01 Page 518 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
(2)  
PWA 86097 Pin - Rig, Pratt & Whitney

 (3)  
PWA 85393 Pin - Rig, Pratt & Whitney (3 are
 necessary)

 NOTE: The PWA 85675 Rigging Pin Kit contains
____
 these rig pins.

 (4)  
PWA 86197 Pin - Rig, Pratt and Whitney

 (5)  
PWA 86344 Holder, Rigging

 B.
Consumable Materials

 (1)  
D00390 Oil - Engine

 C.
References

 (1)  
AMM 71-00-00/501, Power Plant

 (2)  
AMM 71-11-04/201, Fan Cowl Panels

 (3)  
AMM 71-11-06/201, Core Cowl Panels

 (4)  
AMM 75-31-00/601, Compressor Stator-Vane Control-System

 (5)  
AMM 78-31-00/201, Thrust Reverser System

 D.
Access

 (1)  
Location Zone
 412 Engine 1 - HPC Fwd Case Right Side
 422 Engine 2 - HPC Fwd Case Right Side
 432 Engine 3 - HPC Fwd Case Right Side
 442 Engine 4 - HPC Fwd Case Right Side

 (2)  
Access Panel
 416 Right Thrust Reverser Half - Engine 1
 426 Right Thrust Reverser Half - Engine 2
 436 Right Thrust Reverser Half - Engine 3
 446 Right Thrust Reverser Half - Engine 4

 E.
Prepare for the Adjustment

 S 015-127-N00
 (1)  Open the right fan cowl panel (AMM 71-11-04/201).
 S 045-128-N00
 WARNING: DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT THE
_______ OPERATION OF THE THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Do this procedure: Thrust Reverser Deactivation for Ground Maintenance (AMM 78-31-00/201).

 (3)  
Open the right core cowl panel (AMM 71-11-06/201).

 S 015-129-N00
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 75-31-00
 ALL  ú ú N02 Page 519 ú Jun 10/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
　
中國航空網(wǎng) 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 大氣 AIR 2(29)