B18751
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 GUN 011-099, 105-999 ú 28-22-12
 ú ú 14 Page 404 ú Sep 20/98

A

757 MAINTENANCE MANUAL
 TASK 28-22-12-404-024
 3. Install the Actuator of the Engine Fuel Crossfeed Valve (Fig. 401, 401A)
_______________________________________________________
 A. References
 (1)  
AMM 24-22-00/201, Electric Power Control

 (2)  
AMM 32-00-15/201, Landing Gear Door Locks

 B.
Access

 (1)  
Location Zones
 133 Wing Center Section (Left)
 134 Wing Center Section (Right)

 C.
Procedure

 S 864-007
 (1)  
Move the manual override handle of the actuator to the CLOSED position.

 S 864-008

 (2)  
Align the actuator output shaft with the adapter shaft.

 S 214-013

 (3)  
Make sure the two spaces for teeth on the adapter shaft align with the actuator output shaft.

 S 424-014

 (4)  
Put the actuator output shaft into the adapter shaft.

 NOTE: The mounting feet on the actuator should automatically align
____ with the mounting points on the adapter plate.
 S 424-015
 (5)  
Install the four actuator mounting screws to attach the actuator to the adapter plate.

 (6)  
Install the lockwire on the actuator mounting screws.

 S 434-016
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-22-12
 ALL  ú ú 02 Page 405 ú Sep 20/94

A

757
MAINTENANCE MANUAL

 (7)  S 434-017Connect the bonding jumper to the actuator.
 (8)  S 434-009Attach the electrical connector to the actuator.
 (9)  S 864-135GUN 001-010, 051, 101-104; Remove the DO-NOT-CLOSE tag and close this circuit breaker on the overhead circuit breaker panel, P11: (a) 11D36, FUEL CROSSFEED
 S 864-137

 (10)
 GUN 011-049, 105-999; Remove the DO-NOT-CLOSE tags and close these circuit breakers on the overhead circuit breaker panel, P11:

 (a)
11A19, FWD FUEL CROSSFEED

 (b)
11A20, AFT FUEL CROSSFEED

 (c)
11D36, FUEL XFEED IND
　
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本文鏈接地址：757 AMM 飛機維護手冊 燃油 CHAPTER 28 - FUEL 4(3)