S 434-140
 S 434-144
 TASK 28-22-02-004-042
 5.  Remove the Engine Fuel Crossfeed Valve Body (Fig. 401, 401A)___________________________________________
 A. References
 (1)  AMM 06-41-00/201, Fuselage (Major Zones 100 and 200) Access Doors and Panels
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757
MAINTENANCE MANUAL

 (2)  
AMM 28-11-00/201, Fuel Tanks

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

 (4)  
AMM 28-26-00/201, Defueling

 B.
Access

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

 (2)  
Access Panels
 134AZ Center Tank Access Door
 134BZ Baffle Door
 134CZ Baffle Door
 134DZ Baffle Door

 C.
Procedure

 S 654-046
 (1)  
Defuel the center, left and right main fuel tanks
 (AMM 28-26-00/201).

 S 014-029

 (2)  
Remove the center tank access door, 134AZ (AMM 28-11-02/401).

 S 914-051
 WARNING:_______OBEY THE FUEL TANK ENTRY PRECAUTIONS. FAILURE TO OBEY THE FUEL TANK ENTRY PRECAUTIONS CAN CAUSE INJURY OR DAMAGE.
 (3)  
Obey the fuel tank entry precautions (AMM 28-11-00/201).

 S 014-030

 (4)  
Enter the center fuel tank.

 S 014-031

 (5)  
Remove the baffle doors, 134BZ, 134CZ, and 134DZ (AMM 06-41-00/201).

 S 034-032

 (6)  
Disconnect the flexible full couplings (9) from each side of the valve body (8).

 S 034-033

 (7)
Hold the valve body (8) and remove the four screws (5) and washers

 (6)
 that attach the valve body (8) to the support bracket (10).

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 S 024-029
 (8)
Disengage the valve body (8) from the adapter shaft (4).

 S 024-030

 (9)  
Remove the valve body (8).

 S 494-031

 (10)
 Put the covers on the openings in the fuel line to keep unwanted materials out.
　
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