(2)  
AMM 20-10-19/401, O-rings

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

 (4)  
AMM 28-22-12/401, Engine Crossfeed Valve Actuator

 (5)  
AMM 51-31-01/201, Seals and Sealing

 D.
Access

 (1)  
Location Zone
 134 Wing Center Section (Right)

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A
757
MAINTENANCE MANUAL

REAR 
SPAR  KEEL 
BEEM 

SEE A CROSSFEED VALVES ENGINE FUEL  FORWARD ACTUATOR AFT ACTUATOR 
VALVE AFT CROSSFEED 
REAR SPAR  1A ENGINE FUEL CROSSFEED VALVES CROSSFEED FORWARD HANDLE MANUAL OVERRIDE (LEFT WHEEL WELL) VALVE HANDLE MANUAL OVERRIDE KEEL BEEM (RIGHT WHEEL WELL) 
AFT ACTUATOR 
ACTUATOR FORWARD 
VALVE AFT CROSSFEED 
HANDLE MANUAL OVERRIDE (LEFT WHEEL WELL)  VALVE CROSSFEED FORWARD  HANDLE (RIGHT WHEEL WELL) MANUAL OVERRIDE 
ENGINE FUEL CROSSFEED VALVES 
2 1  ALTERNATE PREFERRED  A  2 
Figure 401A Engine Fuel Crossfeed Valve 

B18736
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757
MAINTENANCE MANUAL

ALIGNMENT 
REAR  TOOL 
SPAR  SEE  B 
DEFUELING 
VALVE 
SEE  A 
ADAPTER 
PLATE 
INDEX
PLATE 
BOTTOM 
INDEX 
ALIGN  SCREW 
SCREW 
(2 LOCATIONS) 
SCALE 
FWD 
DEFUELING VALVE 
LOCKSCREW 
A 

ALIGNMENT TOOL B
Alignment Tool Installation Figure 402
G03392
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本文鏈接地址：757 AMM 飛機維護手冊 燃油 CHAPTER 28 - FUEL 3(31)