U.
S. A.
B.
References
(1)
AMM 36-11-01/401, Pneumatic Manifold
C.
Access
(1)
Location Zones
452 Engine 1 - Strut Torque Box
462 Engine 2 - Strut Torque Box
472 Engine 3 - Strut Torque Box
482 Engine 4 - Strut Torque Box
(2)
Access Panel 415 Left Thrust Reverser Half - Engine 1 416 Right Thrust Reverser Half - Engine 1 417 Left Core Cowl Panel - Engine 1 452DL Access Door, Mid Lower Strut (Forward) - Engine 1
425 Left Thrust Reverser Half - Engine 2 426 Right Thrust Reverser Half - Engine 2 427 Left Core Cowl Panel - Engine 2 462DL Access Door, Mid Lower Strut (Forward) - Engine 2
435 Left Thrust Reverser Half - Engine 3 436 Right Thrust Reverser Half - Engine 3 437 Left Core Cowl Panel - Engine 3 472DL Access Door, Mid Lower Strut (Forward) - Engine 3
445 Left Thrust Reverser Half - Engine 4 446 Right Thrust Reverser Half - Engine 4 447 Left Core Cowl Panel - Engine 4 482DL Access Door, Mid Lower Strut (Forward) - Engine 4
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
36-12-01
ALL ú ú 02 Page 801 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
D. Procedure
S 018-012
(1)
Get access to the precooler flange that you will repair.
S 328-013
(2)
Use the flange reforming tool and repair the precooler flange.
S 028-014
(3)
If you cannot repair the precooler flange while the precooler is installed, remove the precooler to get access to the damage flange (AMM 36-12-01/401).
S 328-015
(4)
Repair the precooler flange with the flange reforming tool.
(5)
Install the precooler (AMM 36-12-01/401).
S 428-016
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
36-12-01
ALL ú ú 02 Page 802 ú Jun 10/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
FAN AIR TEMPERATURE SENSOR - REMOVAL/INSTALLATION
_________________________________________________
1. General________
A. This procedure contains three tasks. The first task removes the fan air temperature sensor. The second task installs the fan air temperature sensor. The third task does a test for the installation of the fan air temperature sensor.
B. The fan air temperature sensor is installed on the pneumatic duct on the left side of the strut. To get access to the sensor, it is necessary to remove the access panel for the midlower forward strut.
C. The installation of the fan air temperature sensor is the same for each strut.
TASK 36-12-02-004-020
2. Remove the Fan Air Temperature Sensor (Fig. 401)_____________________________________
A. Special Tools and Equipment
(1)
G36018 Wrench - Fan Air Temperature Sensor Mounting Bolt
B.
References
(1)
06-09-09/201, Nacelle and Engine-to-Wing
Access Doors and Panels
(2)
36-00-00/201, Pneumatic System
C.
Access
(1)
Location Zone
452 Nacelle Strut 1 - Torque Box
462 Nacelle Strut 2 - Torque Box
472 Nacelle Strut 3 - Torque Box
482 Nacelle Strut 4 - Torque Box
(2)
Access Panel 452DL Access Door, Midlower Strut (Forward) - Nacelle Strut 1 462Dl Access Door, Midlower Strut (Forward) - Nacelle Strut 2 472DL Access Door, Midlower Strut (Forward) - Nacelle Strut 3 482DL Access Door, Midlower Strut (Forward) - Nacelle Strut 4
D.
Prepare to Remove the Fan Air Temperature Sensor
(1) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 气动系统 PNEUMATIC SYSTEM(144)
