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A

747-400 
FAULT ISOLATION/MAINT MANUAL 
STA  UP 
1239 
SEE  E  SHT 4  STA 
1170  FWD  HINGES AND 
STA  QUICK-RELEASE 
1112  FASTENERS OR LATCHES 
SEE  F  SHT 4  (REF) 
HINGES AND 
1045  SCREWS (REF) 

HINGES AND LATCHES (REF) 
SEE  F  SHT 4 
SEE  F  SHT 4 
HINGES AND LATCHES (REF)  SEE  F  SHT 4  HINGES AND SCREWS (REF)  BULKHEAD STA 2742 
RIGHT DOOR 

AIR CONDITIONING ACCESS PANELS AND DOORS
DETENT CABLE (REF)
C
BULKHEAD STA 2658
DOOR STAY ROD (4 PLACES) (REF)
HINGE
(FULL LENGTH)

ALIGNING PIN (REF)
(5 PLACES) (REF)
LEFT DOOR
HINGE (FULL LENGTH) (REF)
SPRING CLIPLATCH (4 PLACES)(6 PLACES) FWD(REF)
(REF) VENT (REF)
AUXILIARY POWER UNIT ACCESS DOORS, 317AL, 318AR
D
Service Doors - Component Location (Details From Sht 1) Figure 102 (Sheet 3)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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747-400 FAULT ISOLATION/MAINT MANUAL
COLLAR (REF) (REF) HOLD-OPEN ROD
HINGE (REF)
(3 PLACES) FWD

E
AIR CONDITIONING DUCT (REF)
HOLD-OPEN ROD (REF) ROD TO DOORBONDING ATTACHMENTJUMPERS BRACKET (REF)(REF) COLLAR (REF) ROD TO STRUCTURE ATTACHMENT BRACKET (REF)
HINGE (REF) (3 PLACES)
LATCH (REF) (9 PLACES)
FWD
F
Service Doors - Component Location (Details From Sht 4)
Figure 102 (Sheet 4)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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747-400
FAULT ISOLATION/MAINT MANUAL

EXTERNAL POWER RECEPTACLE ACCESS DOOR, 118AR
SEE

SHT 6

FORWARD POTABLE WATER SERVICE ACCESS DOOR
SEE

SEE REFUELING ACCESS DOORS

SEE

SEE

SHT 8
Service Doors - Component Location
Figure 102 (Sheet 5)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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747-400 FAULT ISOLATION/MAINT MANUAL
LATCH
(REF) DOOR
(REF) STRINGER 42 
(REF) (2 PLACES) HINGE 
EXTERNAL POWER RECEPTACLE ACCESS DOOR, 118AR 
G 

L, R UNDERWING FUEL DRAIN DOOR, 191GL, 192GR
H

Service Doors - Component Location (Details From Sht 5)
Figure 102 (Sheet 6)

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747-400 FAULT ISOLATION/MAINT MANUAL
BONDING JUMPER (REF)
DOOR ACCESS 
BOLT (REF) (6 PLACES) DOOR MOUNTING  INBD 
FWD 
I PNEUMATIC SYSTEM GROUND SERVICE DOOR 
ARM (REF) HOLD-OPEN 
PIN (REF) HOLD-OPEN 

REFUELING ACCESS DOOR, FUELING CONTROL PANEL ACCESS DOOR
J

Service Doors - Component Location (Details from Sht 5)
　
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