FUEL PUMP/ FUEL METERING UNIT PAD
SEE L SHT 7 DEOILER (REF)
MANUAL CRANK PAD COVER (REF)
QEC EQUIPMENT NOT SHOWN FOR CLARITY. NOTE:____ LUBRICATION AND SCAVENGE OIL PUMP IDLER (REF) MAIN GEARBOX (FRONT VIEW) J
OIL TANK (REF)
IDLER (REF) N SHT 7SEE EEC ALTERNATOR
M SHT 7SEE EJECTOR PORT HYDRAULIC PUMP PAD
STARTER PAD SEE O SHT 7
SEE R Q SHT 8
SHT 8RSEE IDG PAD LUBRICATION AND SCAVENGE OIL PUMP (REF)
K MAIN GEARBOX (REAR VIEW) L-A2742
Engine - Component Location (Details from Sht 5) Figure 102 (Sheet 6)
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A / PW4000 SERIES /
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FUEL PUMP DRIVE OIL SEAL
RETAINING MAINRING GEARBOX
MAIN GEARBOX
PACKING PACKING
RETAINING
RING
FUEL PUMP FWD PAD
FUEL PUMP/FUEL METERING UNIT PAD FWD
EJECTOR
L PORT
L-A0270
DEOILER DRIVE
OIL SEAL
EJECTOR PORT
M
GEARSHAFT
PACKING
SEAL RETAINING PACKING RING MAIN
SEAL GEARBOX
SEAT
GEARSHAFT SPACER FWD
SLEEVE
HYDRAULIC PUMP DRIVE OIL SEAL EEC ALTERNATOR
DRIVE OIL SEAL RETAINING RING
NOTE:EEC ALTERNATOR SHOWN REMOVED.
N
PACKING
MAIN
GEARBOX FWD
HYDRAULIC PUMP PAD
HYDRAULIC PUMP PAD
O
Engine - Component Location (Details from Sht 6)
Figure 102 (Sheet 7)
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A / PW4000 SERIES /
747-400 / ENGINES /FAULT ISOLATION/MAINT MANUAL ////////////////////////
PAD STARTER
RING RETAINING OIL SEAL STARTER DRIVE
DRIVE COUPLING STARTER PAD STARTER FWD PACKING STARTER PAD P GEARBOX MAIN
GEARBOX MAIN
WASHER NUT FWD GEARBOX MAIN
0887 L-A0539 STARTER PAD IDG PAD
RING RETAINING Q INTEGRATED DRIVE DRIVE OIL SEAL GENERATOR (IDG)
PACKING R IDG PAD FWD
Engine - Component Location (Details from Sht 6) Figure 102 (Sheet 8)
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NO. 4 BEARING COMPARTMENT COVER
SEE S
TURBINE EXHAUST SLEEVE, 419 (ENGINE 1), 429 (ENGINE 2), 439 (ENGINE 3), 449 (ENGINE 4)
TURBINE
EXHAUST
CASE (REF)
PACKING
NO. 4 BEARING
COVER BOLT
(30 LOCATIONS)
NO. 4 BEARING FWD
HEATSHIELD
NO. 4 BEARING SHIELD
NOTE: EXHAUST SLEEVE AND EXHAUST PLUG REMOVED.
NO. 4 BEARING COMPARTMENT COVER
S
L-A4493
Engine - Component Location
Figure 102 (Sheet 9)
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ENGINE - MAINTENANCE PRACTICES
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本文链接地址：747-400 AMM 飞机维护手册 发动机 ENGINE 1(17)
