FWD
ENGINE MOUNT FORWARD LOWER
(2 LOCATIONS) THRUST LINK ENGINE MOUNT AFT LOWER
D CENTER LINK CASE FLANGE ENGINE TURBINE
ENGINE MOUNTS
FWD
E
Power Plant - Component Location Figure 102 (Sheet 3)
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A / PW4000 SERIES /
747-400 / ENGINES /FAULT ISOLATION/MAINT MANUAL ////////////////////////
FAN COWL LEFT THRUST
REVERSER
LEFT
CORE COWL
RIGHT
CORE COWL
RIGHT THRUST
REVERSER
OVERBOARD
AFT DRAIN DRAIN
OIL TANK ANGLE GEAR COLLECTOR DRAIN SEE M SEE H
SEE J BOX SEE F SHT 8 SHT 5
SHT 6 SEE I
SHT 5
FLUID TRAP FOR THE
DRAIN LINE OF THE
EEC ALTERNATOR PAD
G SHT 5SEE DRAIN COLLECTOR FLUID TRAP FOR THE DRAIN LINE OF THE STARTER PAD
F DRAIN COLLECTOR FWD
ENGINE VENTS AND DRAINS
Figure 102 (Sheet 4) Power Plant - Component Location
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A / PW4000 SERIES /
747-400 / ENGINES /FAULT ISOLATION/MAINT MANUAL ////////////////////////
STRUT DRAIN
STARTER PAD DRAIN
DRAIN FOR THE AIR/OIL HEAT EXCHANGER
THERMAL RELIEF VALVE AND THE 2.5 BLEED VALVE ACTUATOR
VENT FOR THE IDG
DRAIN FOR THE FUEL PUMP DRIVE OIL SEAL
EEC ALTERNATOR
PAD DRAIN IDG DRIVE DRAIN FOR THE FUEL/OIL COOLER, FUEL/OIL
OIL SEAL DRAIN COOLER BYBASS VALVE, AND THE IDG FUEL/OIL
HEAT EXCHANGER
HYDRAULIC PUMP DRAIN DRAIN FOR THE TURBINE CASE COOLING AIR VALVE ACTUATOR, VARIABLE STATOR VANE ACTUATOR, AND IDG AIR/OIL HEAT EXCHANGER VALVE
DRAIN COLLECTOR
G
FLUID TRAP FOR THE DRAIN LINE OF THE AIR/OIL HEAT EXCHANGER VALVE
RIGHT THRUST REVERSER (REF)
MAIN OVERBOARD DRAIN PORT
OVERBOARD DRAIN
ANGLE FLUID COLLECTOR
GEARBOX
(REF) OVERBOARD DRAIN
FLUID TRAP FOR THE
DRAIN LINE OF THE 2.5 BLEED VALVE ANGLE GEARBOX H
ACTUATOR I
ENGINE VENTS AND DRAINS
Power Plant - Component Location (Details from Sht 4)
Figure 102 (Sheet 5)
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A / PW4000 SERIES /
747-400 / ENGINES /FAULT ISOLATION/MAINT MANUAL ////////////////////////
FUEL/OIL COOLER(REF)
MAIN GEARBOX (REF)
FLUID TRAP FOR THE DRAIN LINE OF THE FUEL/OIL COOLER VALVE
SEE K OIL TANK J FROM SHT 4
FLUID TRAP FOR THE DRAIN LINE OF THE FUEL/OIL COOLER BYPASS VALVE AND THE IDG FUEL/OIL HEAT EXCHANGER
KENGINE VENTS AND DRAINS
Power Plant - Component Location Figure 102 (Sheet 6)
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