73-21-00
ALL ú ú N02 Page 4 ú Jun 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
EEC FUEL TEMPERATURE
THERMOCOUPLE PROBE
G
EEC SPEED TRANSDUCER (N1)
SEE I
T2.5 ELECTRICAL CONNECTOR
PT2.5 LINE
FWD
H
PT2.5 ADAPTER T2.5 ELECTRICAL CONNECTOR
I
Fuel Control System Component Location
Figure 1 (Sheet 4)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
73-21-00
ALL ú ú N02 Page 5 ú Jun 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
Fuel Control System Component Location
Figure 1 (Sheet 5)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
73-21-00
ALL ú ú N02 Page 6 ú Jun 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
SEE L GEARBOX MAIN MSEE (N2 TRANSDUCER) EEC ALTERNATOR AIR INLET COOLING
SEE N (SHT 7)
STATOR CABLE END ELECTRICAL CONNECTORS
EEC ALTERNATOR STATOR
FWD
EEC ALTERNATOR LUBRICATION AND
DRIVE SHAFT EEC ALTERNATOR SCAVENGE OIL PUMP (REF)
DRIVE PAD
L
____ IDG AND STARTER NOT SHOWN
NOTE: FOR CLARITY.
EEC ALTERNATOR ROTOR
STATOR CABLE (2 PLACES)
M
Fuel Control System Component Location Figure 1 (Sheet 6)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
73-21-00
ALL ú ú N02 Page 7 ú Jun 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
EEC OIL TEMPERATURE
THERMOCOUPLE PROBE
SEE O
EEC WIRING
HARNESS LUGS
FWD
EEC ALTERNATOR GEARBOX MAIN
(N2 TRANSDUCER) ELECTRICAL CONNECTORS (REF)
N
EEC OIL TEMPERATURE THERMOCOUPLE PROBE
O
Fuel Control System Component Location Figure 1 (Sheet 7)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
73-21-00
ALL ú ú N02 Page 8 ú Jun 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
SEE R (SHT 9)
A
747-400
MAINTENANCE MANUAL
SEE S (SHT 9)
//////////////////////// / PW4000 SERIES / / ENGINES / ////////////////////////
THRUST LEVERS
SEE Q
SEE P
CONTROL STAND
P
FUEL CONTROL SWITCH (TYPICAL)
Q
Fuel Control System Component Location Figure 1 (Sheet 8)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
73-21-00
ALL ú ú N02 Page 9 ú Jun 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
EEC CONTROL SWITCH (TYPICAL)
EEC PANEL ASSY - PILOTS' OVERHEAD PANEL P5
EEC GROUND TEST POWER SWITCH (TYPICAL)
EEC MAINT ENG 1 ENG 2 ENG 3 ENG 4 POWERPOWER
POWER POWER
TEST
NORM
EEC MAINTENANCE MODULE - PILOTS' OVERHEAD MAINTENANCE PANEL P461
Fuel Control System Component Location
Figure 1 (Sheet 9)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú 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 发动机燃油和控制 1(98)
