(2)  
AMM 28-11-00/201, Fuel Tanks

 (3)  
AMM 28-11-02/401, Center Tank Access Door

 (4)  
AMM 28-22-07/401, Fuel Line and Fittings

 (5)  
AMM 28-25-05/401, APU Fuel Line and Shroud

 (6)  
AMM 28-26-00/201, Defueling

 B.  
Access

 (1)  
Location Zones
 134 Wing Center Section (Right)
 531 Center Wing Tank (Left)
 631 Center Wing Tank (Right)

 (2)  
Access Panels
 134AZ Center Tank Access Door (Right)
 134BZ Baffle Door
 134CZ Baffle Door
 134DZ Baffle Door
 531AB Center Tank Access Door (Left)
 631AB Center Tank Access Door (Right)

 C.  
Procedure

 (1)  
Defuel the center fuel tank (AMM 28-26-00/201).

 S 654-013
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A

757 MAINTENANCE MANUAL
REMOVAL CHECK VALVE
SEE A
REMOVAL 
CHECK VALVE 
SEE  A 
BONDING 
PUMP  JUMPER 
INLET LINE 

FLEXIBLE HALF COUPLING
REMOVAL CHECK VALVE
SCREW (6 LOCATIONS)
FLANGE OF THE REMOVAL CHECK VALVE O-RING
WASHER (6 LOCATIONS)
NUT
(6 LOCATIONS)

FUEL BOOST PUMP OR FUEL OVERRIDE PUMP
SPAR
(DRY SIDE)

REMOVAL CHECK VALVE
(REMOVAL CHECK VALVE OF THE LEFT FORWARD FUEL BOOST PUMP SHOWN, ALL OTHER REMOVAL CHECK VALVES ARE ALMOST THE SAME)
A
Removal Check Valve Installation Figure 401
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A

757
MAINTENANCE MANUAL

 (2)  S 654-014Drain and purge the center fuel tank (AMM 28-11-00/201).
 (3)  S 014-015To remove the removal check valves of the fuel boost pumps, remove the applicable left or right center tank access door, 541AB or 641AB (AMM 28-11-02/401).
 (4)  S 014-002To remove the removal check valves of the fuel override pumps, remove the center tank access door, 134AZ (AMM 28-11-02/401).
　
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本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊(cè) 燃油 CHAPTER 28 - FUEL 3(86)