Drains
Figure 4 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
71-00-00
ALL ú ú N01 Page 5 ú Apr 10/89
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
OVERBOARD
DRAIN
PORT
RIGHT THRUST
REVERSER
(REF)
FWD
B
OIL TANK
FWD
REAR DRAIN C
Drain Figure 4 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
71-00-00
ALL ú ú N01 Page 6 ú Apr 10/89
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////
A / PW4000 SERIES /
747-400 / ENGINES /FAULT ISOLATION/MAINT MANUAL ////////////////////////
POWER PLANT
COMPONENT FIG. 102 SHT QTY ACCESS/AREA REFERENCE
COLLECTOR - ENGINE 1 DRAIN 4 1 416, DRAIN COLLECTOR 71-71-00
COLLECTOR - ENGINE 2 DRAIN 4 1 426, DRAIN COLLECTOR 71-71-00
COLLECTOR - ENGINE 3 DRAIN 4 1 436, DRAIN COLLECTOR 71-71-00
COLLECTOR - ENGINE 4 DRAIN 4 1 446, DRAIN COLLECTOR 71-71-00
COLLECTOR - ENGINE 1 OVERBOARD DRAIN FLUID 5 1 416, OVERBOARD DRAIN 71-71-00
COLLECTOR - ENGINE 2 OVERBOARD DRAIN FLUID 5 1 426, OVERBOARD DRAIN 71-71-00
COLLECTOR - ENGINE 3 OVERBOARD DRAIN FLUID 5 1 436, OVERBOARD DRAIN 71-71-00
COLLECTOR - ENGINE 4 OVERBOARD DRAIN FLUID 5 1 446, OVERBOARD DRAIN 71-71-00
COWL - ENGINE 1 INLET 1 1 411, INLET COWL 71-11-01
COWL - ENGINE 2 INLET 1 1 421, INLET COWL 71-11-01
COWL - ENGINE 3 INLET 1 1 431, INLET COWL 71-11-01
COWL - ENGINE 4 INLET 1 1 441, INLET COWL 71-11-01
DOOR - ENGINE 1 CORE COWL PRESSURE RELIEF 1 4 417,418, CORE COWL PANELS 71-11-08
DOOR - ENGINE 2 CORE COWL PRESSURE RELIEF 1 4 427,428, CORE COWL PANELS 71-11-08
DOOR - ENGINE 3 CORE COWL PRESSURE RELIEF 1 4 437,438, CORE COWL PANELS 71-11-08
DOOR - ENGINE 4 CORE COWL PRESSURE RELIEF 1 4 447,448, CORE COWL PANELS 71-11-08
DOOR - ENGINE 1 FAN COWL PRESSURE RELIEF 1 4 413,414, FAN COWL PANELS 71-11-08
DOOR - ENGINE 2 FAN COWL PRESSURE RELIEF 1 4 423,424, FAN COWL PANELS 71-11-08
DOOR - ENGINE 3 FAN COWL PRESSURE RELIEF 1 4 433,434, FAN COWL PANELS 71-11-08
DOOR - ENGINE 4 FAN COWL PRESSURE RELIEF 1 4 443,444, FAN COWL PANELS 71-11-08
VALVE AND 2.5 BLEED VALVE ACTUATORDRAIN - ENGINE 1 AIR/OIL HEAT EXCHANGER 5 1 416, DRAIN COLLECTOR 71-71-00
VALVE AND 2.5 BLEED VALVE ACTUATORDRAIN - ENGINE 2 AIR/OIL HEAT EXCHANGER 5 1 426, DRAIN COLLECTOR 71-71-00
VALVE AND 2.5 BLEED VALVE ACTUATORDRAIN - ENGINE 3 AIR/OIL HEAT EXCHANGER 5 1 436, DRAIN COLLECTOR 71-71-00
VALVE AND 2.5 BLEED VALVE ACTUATORDRAIN - ENGINE 4 AIR/OIL HEAT EXCHANGER 5 1 446, DRAIN COLLECTOR 71-71-00
SEALDRAIN - ENGINE 1 EEC ALTERNATOR DRIVE OIL 5 1 416, DRAIN COLLECTOR 71-71-00
SEALDRAIN - ENGINE 2 EEC ALTERNATOR DRIVE OIL 5 1 426, DRAIN COLLECTOR 71-71-00
SEALDRAIN - ENGINE 3 EEC ALTERNATOR DRIVE OIL 5 1 436, DRAIN COLLECTOR 71-71-00
SEALDRAIN - ENGINE 4 EEC ALTERNATOR DRIVE OIL 5 1 446, DRAIN COLLECTOR 71-71-00
COOLER BYPASS VALVE, IDG FUEL/OIL HEAT EXCHANGER DRAIN - ENGINE 1 FUEL/OIL COOLER, FUEL/OIL 5 1 416, DRAIN COLLECTOR 71-71-00
COOLER BYPASS VALVE, IDG FUEL/OIL HEAT EXCHANGERDRAIN - ENGINE 2 FUEL/OIL COOLER, FUEL/OIL 5 1 426, DRAIN COLLECTOR 71-71-00
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