(2)
Supply electrical power (Ref 24-22-00/201).
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MAINTENANCE MANUAL
(3)
Make sure these circuit breakers are closed:
(a) P7 Overhead Circuit Breaker Panel 1) 7A10, ADC L PWR 2) 7A12, AOA L 3) 7A13, AOA ALTN L 4) 7A14, ADC R PWR 5) 7A16, AOA R 6) 7A17, AOA ALTN R 7) 7J15, ADC C PWR 8) 7J19, ADC SOURCE SEL CAPT 9) 7J20, ADC SOURCE SEL F/0
(4)
Make sure this circuit breaker is closed:
(a) P7 Overhead Circuit Breaker Panel 1) 7J17, ADC C P/S XFR VALVE
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747-400 FAULT ISOLATION/MAINT MANUAL
AIR DATA SYSTEM
COMPONENT FIG. 102 SHT QTY ACCESS/AREA AMM REFERENCE
CIRCUIT BREAKER - 1 FLT COMPT, P7
ADC C AOA, C8591 7J15 *
ADC C P/S XFR VLV, C10875 7J17 *
ADC C PWR, C8594 7J14 *
ADC L AOA, C798 7A12 *
ADC L PWR, C734 7A11 *
ADC R AOA, C567 7A15 *
ADC R PWR, C799 7A14 *
ADC SOURCE SEL CAPT, C10046 7J19 *
COMPUTER - (FIM 45-10-00/101) COMPUTER - (FIM 34-61-00/101) COMPUTER - (FIM 34-46-00/101) COMPUTER - (FIM 22-10-00/101) LEFT CENTRAL MAINTENANCE, M7373 RIGHT FLIGHT MANAGEMENT, M7443 LEFT FLIGHT MANAGEMENT, M7442 GROUND PROXIMITY WARNING, X85 RIGHT FLIGHT CONTROL, B7079 LEFT FLIGHT CONTROL, B7077 CENTER FLIGHT CONTROL, B7078 ADC SOURCE SEL F/O, C10049 7J20 *
COMPUTER - CENTER AIR DATA, B166 3 117AL, MAIN EQUIP CTR, E1-3 34-12-01
COMPUTER - LEFT AIR DATA, B163 3 117AL, MAIN EQUIP CTR, E1-2 34-12-01
CONTROLLER - (FIM 73-00-00/101) CONTROLLER - (FIM 21-30-00/101) COMPUTER - RIGHT AIR DATA, B164 RIGHT CABIN PRESSURE, M7949 LEFT CABIN PRESSURE, M7948 NO. 1 ELECTRONIC ENGINE, M7198 NO. 4 ELECTRONIC ENGINE, M7198 NO. 3 ELECTRONIC ENGINE, M7198 NO. 2 ELECTRONIC ENGINE, M7198 3 117AL, MAIN EQUIP CTR, E2-3 34-12-01
DIODE - CAPT ADC SOURCE SELECT, M3721 -- 1 117AL, MAIN EQUIP CTR, E2-3 *
MODULE - (FIM 27-40-00/101) MODULE - (FIM 22-21-00/101) MAWEA - (FIM 31-51-00/101) RIGHT STAB TRIM/RUDDER RATIO, M3137 LEFT STAB TRIM/RUDDER RATIO, M3136 UPPER YAW DAMPER, M7362 LOWER YAW DAMPER, M7363 DIODE - F/O ADC SOURCE SELECT, M3722 MASTER MONITOR B, YMX0A11 MASTER MONITOR A, YMX0A03 -- 1 117AL, MAIN EQUIP CTR, E1-2 *
* SEE THE WDM EQUIPMENT LIST
Air Data System - Component Index
Figure 101 (Sheet 1)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
F05075
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747-400 FAULT ISOLATION/MAINT MANUAL
COMPONENT SHT 102 FIG. QTY ACCESS/AREA REFERENCE
MODULE - (REF 31-61-00, FIG. 101)
CAPT'S SOURCE SELECT, M7991
F/O'S SOURCE SELECT, M7995
PANELS - (REF 31-61-00, FIG. 101)
CAPT'S EFIS CONTROL, M7354
F/O'S EFIS CONTROL, M7364
EICAS DISPLAY SELECT, M7355
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