28-22-11
 ALL  ú ú 02 Page 401 ú Sep 28/00

A
757
MAINTENANCE MANUAL

ACTUATOR MOUNTING SCREW
ELECTRICAL
CONNECTOR WASHER
ADAPTER
ACTUATOR PLATE SCREW ACTUATOR
BONDINGOUTPUT JUMPER
SHAFT ENGINE FUEL
MANUAL
SHUTOFF VALVE REAR SPAR (DRY SIDE)FWD INBD
OVERRIDE 
SEE  A  HANDLE 
FUEL  ADAPTER 
LINE  SHAFT 

VALVE BODY
ENGINE FUEL SHUTOFF VALVE
A1
ACTUATOR ELECTRICALMOUNTING CONNECTORSCREWWASHER
FUEL LINE ADAPTER PLATE
ACTUATOR
SCREW SHAFT
ADAPTER BONDING JUMPER
MANUAL ACTUATOR
OVERRIDE OUTPUT
HANDLE SHAFT
FWD INBD VALVE REAR SPAR BODY (DRY SIDE)
ENGINE FUEL SHUTOFF VALVE
1
PREFERRED A 2 2
ALTERNATE
Engine Fuel Shutoff Valve Actuator Installation Figure 401
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-22-11
 ALL  ú ú 01 Page 402 ú May 28/99

A
757 MAINTENANCE MANUAL
 S 864-016
 (2)  
For the right actuator, open this circuit breaker on the main power distribution panel, P6, and attach a DO-NOT-CLOSE tag:

 (a)  
6E2, FUEL VALVES R SPAR

 S 014-002
 (3)  
Open the applicable left or right panel, 551BB or 651BB (AMM 06-44-00/201).

 S 984-003

 (4)  
Move the manual override handle of the actuator to the CLOSED position.

 S 034-004

 (5)  
Disconnect the electrical connector from the actuator.

 S 034-005

 (6)  
Remove the screw to disconnect the bonding jumper from the actuator.

 S 034-006

 (7)  
Remove the four actuator mounting screws.

 S 024-017

 (8)  
Remove the actuator.

 TASK 28-22-11-404-007
 3.  Install the Actuator of the Engine Fuel Shutoff Valve (Fig. 401)_____________________________________________________
 A. Equipment
 (1)  
Hex key wrench (9/64-inch) with 6 inch
 extension - commercially available

 B.
References

 (1)  
AMM 06-44-00/201, Wing Access Doors and Panels

 (2)  
AMM 20-10-21/601, Electrical Bonding

 (3)  
AMM 24-22-00/201, Electric Power Control

 C.
Access

 (1)  
Location Zones
 551 Rear Spar to MLG Support Beam (Left)
 651 Rear Spar to MLG Support Beam (Right)
　
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本文鏈接地址：757 AMM 飛機維護手冊 燃油 CHAPTER 28 - FUEL 3(95)