ALIGNMENT TOOLB
Alignment Tool Installation Figure 402
F85873
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-26-01
 ALL  ú ú 01 Page 403 ú Jun 20/96

A
757 MAINTENANCE MANUAL
 S 654-031
 (2)  
Drain and purge the center fuel tank (AMM 28-11-00/201).

 S 034-002

 (3)  
Remove the defueling valve actuator (AMM 28-26-02/401).

 S 014-001

 (4)  
Remove the applicable left or right center tank access door, 531CB or 631CB (AMM 28-11-02/401).

 S 944-003
 WARNING:_______OBEY THE FUEL TANK ENTRY PRECAUTIONS. FAILURE TO OBEY THE FUEL TANK ENTRY PRECAUTIONS COULD CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (5)  
Obey the fuel tank entry precautions (AMM 28-11-00/201).

 S 014-032

 (6)  
Go into the center fuel tank.

 S 014-059

 (7)  
Find the defueling valve.

 S 034-004

 (8)  
Remove the four adapter bolts (7) that attach the adapter plate (3) to the rear spar.

 S 024-033

 (9)  
Disengage the adapter shaft (1) from the valve body (10).

 S 024-034

 (10)
 Pull the adapter shaft (1) through the hole in the rear spar from out of the fuel tank to remove it.

 TASK 28-26-01-404-035
 3. Install the Adapter Shaft of the Defueling Valve (Fig. 401)
________________________________________________
 A. Parts
 ~.............................................................................. | MM | | IPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 | Adapter shaft | 28-26-01| 01 | 165 | | | 6 | Washer | | | 65 | | | 7 | Adapter bolt | | | 60 | | | 12 | O-ring (Packing) | | | 230 | 2......…........…...................................…..........….....….........1
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-26-01
 ALL  ú ú 01 Page 404 ú Sep 20/97

A
757
MAINTENANCE MANUAL

 B. References
 (1)  
AMM 20-10-21/601, Electrical Bonding

 (2)  
AMM 28-11-00/201, Fuel Tanks

 (3)  
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：757 AMM 飛機維護手冊 燃油 CHAPTER 28 - FUEL 4(78)