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A

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MAINTENANCE MANUAL 
INBOARD STRUT 
SEE  C 
OUTBOARD STRUT 
FUEL PUMP  FUEL PUMP  SEE  B 
LOCATION  LOCATION  FUEL PUMP 
SEE  A  SEE  A  DRAIN PLUGS 
SEE  D 
WING LEADING 
EDGE COVER  482CR 
452CR  482BR  FUEL PUMP LOCATION 
452BR  A 
482AR 
452AR 

OUTBOARD STRUT 
(RIGHT SIDE IS SHOWN) B  462FR 471FREDGE COVER WING LEADING  462CR 472CR  462BR 472BR 
472AR 
462AR 
MAIN FUEL 
SUPPLY LINE 

INBOARD STRUT (RIGHT SIDE IS SHOWN)
PLUG
C
PACKING
FUEL PUMP
MAIN FUEL
SUPPLY FLANGE

FUEL PUMP DRAIN PLUG
D

Fuel Line Coupling Maintenance - Strut Access Figure 404
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STRUT INBOARD SEE B  OUTBOARD STRUT ASEE  UPPER TUBE SPAR SHROUDED COUPLING ESEE 2  OF THE WING FRONT SPAR 
1 UPPER LINK  COUPLING DRAIN LINE FOR THE SHROUDED FUEL 
SHROUDED BULKHEAD COUPLING DSEE 
FUEL LINE 
HSEE (EXAMPLE) JUMPER BONDING 
NACELLE STRUT 
CLAMP BLOCK  COUPLING SEE C 
COUPLING SEE C 
DISCONNECT SERVICE 
ASTRUT FOR ENGINE NO. 4 IS ALMOST THE SAME. NOTE: NACELLE FOR ENGINE NO. 1 SHOWN, NACELLE____ 1 THE UPPER LINK IS 0.30 INCH. MINIMUM DISTANCE BETWEEN THE FUEL TUBE AND 2 THE PNEUMATIC DUCTING IS 0.50 INCH. MINIMUM DISTANCE BETWEEN THE FUEL TUBE AND OUTBOARD STRUT 

Fuel Line Coupling Maintenance - Nacelle Strut
Figure 405 (Sheet 1)

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MAINTENANCE MANUAL

SHROUDED SPAR COUPLING GSEE  OF THE WING FRONT SPAR 
COUPLING CSEE 
COUPLING BULKHEAD LINE FUEL FSEE  STRUT NACELLE 
(EXAMPLE) JUMPER BONDING GSEE 
COUPLING CSEE 
CLAMP BLOCK (REF) 
COUPLING CSEE 
SERVICE DISCONNECT (REF) 
INBOARD STRUT B
____NOTE: NACELLE STRUT FOR ENGINE NO. 2 SHOWN, NACELLE STRUT FOR ENGINE NO. 3 ALMOST THE SAME. 
Fuel Line Coupling Maintenance - Nacelle Strut Figure 405 (Sheet 2) 

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COUPLING NUT
A 
COUPLING 
O-RINGS  COUPLING NUT 
A 
COUPLING 
TUBE B  FERRULE 
FERRULE 

FERRULE
TUBE A
TUBE A
TUBE B
RETAINER HALVES
RETAINING RINGS
A-A
COUPLING
O-RING NUT
TUBE B
FERRULE
TUBE A
O-RING
RETAINING RING
COUPLING
RETAINER HALVES
RETAINING RING
COUPLING C
Fuel Line Coupling Maintenance - Nacelle Strut Figure 405 (Sheet 3)
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