747-400 AMM 飞机维护手册 指示/记录系统 1(85)

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SENSOR - LOAD 11, T1430  2  1  R BODY GEAR, AFT INBD  31-41-05 
SENSOR - LOAD 12, T1431  2  1  R BODY GEAR, AFT OUTBD  31-41-05 
SENSOR - LOAD 13, T1432  2  1  R WING GEAR, FWD INBD  31-41-05 
SENSOR - LOAD 14, T1433  2  1  R WING GEAR, FWD OUTBD  31-41-05 
SENSOR - LOAD 15, T1434  2  1  R WING GEAR, AFT INBD  31-41-05 
SENSOR - LOAD 16, T1435  2  1  R WING GEAR, AFT OUTBD  31-41-05 
SENSOR - LOAD 17F, T1452  2  1  NOSE GEAR L FWD  31-41-06 
SENSOR - LOAD 17R, T1739  2  1  NOSE GEAR L AFT  31-41-06 
SENSOR - LOAD 18F, T1740  2  1  NOSE GEAR R FWD  31-41-06 
SENSOR - LOAD 18R, T1453  2  1  NOSE GEAR R AFT  31-41-06 
UNIT  - (FIM 31-61-00/101) 
C EFIS/EICAS INTERFACE, M7352
 L EFIS/EICAS INTERFACE, M7353 
R EFIS/EICAS INTERFACE, M7351 
UNIT - REMOTE DEDICATED DISPLAY, N319  3  1  MAIN DECK, LEFT SIDEWALL, STA 287  31-41-02 

Weight and Balance System - Component Index
Figure 101

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M48458
A

747-400
FAULT ISOLATION/MAINT MANUAL

CALIBRATION 
PITCH  MODULE 
ATTITUDE  SEE  C 
SENSOR 
SEE  A 
WEIGHT AND BALANCE 
COMPUTER
SEE  B 
PITCH ATTITUDE 
SENSOR, T1454 
A 
LED DISPLAY 

TEST PUSHBUTTON WEIGHT AND BALANCE COMPUTER, B7110 CALIBRATION MODULE, M7293 BC
Weight and Balance System - Component Location
Figure 102 (Sheet 1)

C79999
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A
747-400 FAULT ISOLATION/MAINT MANUAL
SEE D LOAD SENSORS NOSE GEAR 
SEE E LOAD SENSORS MAIN GEAR  FWD 
D  SEE F LOAD SENSORS NOSE GEAR T1452,T1453 T1739,T1740 (IN THE AXLE) 
E BRACKET INSTALLATION MAIN GEAR LOAD SENSORS, T1420 THRU T1435 (INSTALLED IN A PROTECTIVE COVER ON THE WHEEL TRUCK LUGS) 

F
LOAD SENSOR
Weight and Balance System - Component Location Figure 102 (Sheet 2)
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A
747-400 FAULT ISOLATION/MAINT MANUAL

REMOTE DEDICATED DISPLAY UNIT, N319
G
Weight and Balance System - Component Location
Figure 102 (Sheet 3)

M48452
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A
747-400 MAINTENANCE MANUAL
 WEIGHT AND BALANCE SYSTEM - ADJUSTMENT/TEST
___________________________________________
 1. General
_______
 A. This procedure has these tasks:
 (1)  
An operational test of the weight and balance system (WBS)

 (2)  
A calibration procedure for the WBS (recommended)

 (3)  
A calibration procedure for the WBS (alternative)

 (4)  
An operational test of the Remote Dedicated Display Unit (RDDU)

 (5)  
A calibration procedure for the nose gear sensors.

 TASK 31-41-00-715-001
　
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