(2)  
Access Panels
 134AZ Center Tank Access Door (Right)
 134BZ Baffle Door
 134CZ Baffle Door
 134DZ Baffle Door
 541AB Main Tank Access Door (Left)
 641AB Main Tank Access Door (Right)

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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A

757
MAINTENANCE MANUAL

FUELING SHUTOFF VALVE SEE A
4. NUT
3. WASHER (EXAMPLE)
DRY SIDE
2. GASKOSEAL
1. FUELING SHUTOFF VALVE
18. BOLT  5. CONTROL UNIT OF THE
17. WASHER  FUELING SHUTOFF
16. NUT  VALVE
15. BONDING JUMPER  REAR SPAR (REF)
14. FLEXIBLE HALF COUPLING
14A. O-RING

FWD
13. FUELING MANIFOLD
6.
 GASKET SEAL

7.
 ORIFICE PLATE

WET SIDE
8. GASKET SEAL
9.
 FLANGED SWIVEL FITTING

10.
 WASHER (EXAMPLE)

12. OUTLET TUBING (REF)
11. BOLT (4 LOCATIONS)
FUELING SHUTOFF VALVE A
Fueling Shutoff Valve Installation
Figure 401

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A
757 MAINTENANCE MANUAL
 C. Procedure
 S 864-001
 (1)  
Supply electrical power (AMM 24-22-00/201).

 S 654-002

 (2)  
Defuel the applicable fuel tank (AMM 28-26-00/201).

 S 034-003

 (3)  
Remove the actuator (5) of the fueling shutoff valve
 (AMM 28-21-12/401).

 S 944-018
 WARNING:_______OBEY THE FUEL TANK ENTRY PRECAUTIONS. FAILURE TO OBEY THE FUEL TANK ENTRY PRECAUTIONS COULD CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (4)  
Obey the fuel tank entry precautions (AMM 28-11-00/201).

 S 014-004

 (5)  
To get access to the fueling shutoff valves in the center fuel tank, remove the center tank access door, 134AZ (AMM 28-11-02/401).

 S 014-005

 (6)  
To get access to the fueling shutoff valves in the center fuel tank, remove the baffle doors, 134BZ, 134CZ, and 134DZ (AMM 06-41-00/201).

 S 014-006

 (7)  
To get access to the fueling shutoff valves in the main fuel tanks, remove the main tank access door, 541AB or 641AB (AMM 28-11-01/401).
　
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