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MAINTENANCE MANUAL

NOTE: LEFT SIDE COMPONENTS SHOWN, RIGHT SIDE OPPOSITE.
Pitot-Static/TAT/AOA Anti-Ice System - Component Location Figure 1
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MAINTENANCE MANUAL

F03914
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FAULT ISOLATION/MAINT MANUAL

PITOT-STATIC/TAT/AOA ANTI-ICE SYSTEM
COMPONENT  FIG. SHT 102  QTY  ACCESS/AREA  REFERENCE AMM 
CARD - (FIM 77-00-00/101) ENG 4 N2 SPEED, YMLA7 ENG 3 N2 SPEED, YMLA5 ENG 2 N2 SPEED, YMLA3 ENG 1 N2 SPEED, YMLA1 
CIRCUIT BREAKERS - 1  FLT COMPT, P6 
L AOA HEAT, C10262 1  6C33  * 
R AOA HEAT, C10261 1  6C34  * 
L PROBE HEAT AUX PITOT, C580 1  6D32  * 
R PROBE HEAT AUX PITOT, C456 1  6D33  * 
L PROBE HEAT IND, C10137 1  6D34  * 
R PROBE HEAT IND, C10138  1  6D35  * 
L PROBE HEAT PITOT, C60 1  6D30  * 
R PROBE HEAT PITOT, C457  1  6D31 * 
L PROBE HEAT TAT, C59 1  6D28  * 
DIODE - (FIM 31-01-39/101) DIODE - (FIM 31-01-36/101) M3412 M3413 M4429 M3415 M3416 M4430 L AOA CURRENT SENSE, R7565 L PITOT PROBE HEATER TEST, R7421 L TAT POWER, R8268 RELAY - (FIM 31-01-36/101) PROBE - (FIM 34-11-00/101) PROBE - (FIM 34-11-00/101) COMPUTER - (FIM 45-10-00/101) L CENTRAL MAINTENANCE, M7373 R PROBE HEAT TAT, C459 R CENTRAL MAINTENANCE, M7374 R TOTAL AIR TEMPERATURE, T493 L TOTAL AIR TEMPERATURE, T492 R PITOT STATIC, A4 L PITOT STATIC, A2 R AUX PITOT STATIC, A3 L AUX PITOT STATIC, A1 L AUX P/S CURRENT SENSE HEAT, R7435 L MAIN P/S CURRENT SENSE STRUT, R7433 L MAIN P/S CURRENT SENSE HEAT, R7431 L AUX P/S CURRENT SENSE STRUT, R7437 AIR/GROUND, R7334 L PITOT PROBE POWER, R7423 L PITOT PROBE HIGH/LOW, R7425 L TAT CURRENT SENSE, R7429  1  6D29  * 

* SEE WDM EQUIPMENT LIST
Pitot-Static/TAT/AOA Anti-Ice System - Component Index
Figure 101 (Sheet 1)

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747-400 FAULT ISOLATION/MAINT MANUAL
COMPONENT  FIG. 102 SHT  QTY  ACCESS/AREA  REFERENCE AMM 
RELAY - (FIM 31-01-39/101)
 AIR/GROUND, R330 
ALTN NOSE GR SQUAT, R854
 PRI NOSE GR SQUAT, R853
 R AOA CURRENT SENSE, R7564
 R AUX P/S CURRENT SENSE HEAD, R7436
 R AUX P/S CURRENT SENSE STRUT, R7438
 R MAIN P/S CURRENT SENSE HEAD, R7432
 R MAIN P/S CURRENT SENSE STRUT, R7434 
R PITOT PROBE HEATER TEST, R7422
 R PITOT PROBE HIGH/LOW, R7426
 R PITOT PROBE POWER, R7424
 R TAT CURRENT SENSE, R7430
R TAT POWER, R8269
SENSOR - (FIM 34-12-00/101)
 ALTN NOSE GR SQUAT, S801
 L AOA, B127
 PRI NOSE GR SQUAT, S800
 R AOA, B126
UNIT - (FIM 31-61-00/101)
 C EFIS/EICAS INTERFACE, M7351
　
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