28-11-00
 ú  ALL  ú
 ú ú  ú 01.101 ú  Page 711Sep 28/02 

A

757 MAINTENANCE MANUAL
 (6)  Steam Nozzle - Trigger T-Jet, Spraying Systems Co., Bellwood, Illinois or equivalent
 NOTE: It is recommended that the teflon
____ bushing supplied with this nozzle be replaced with a locally made brass bushing. The nozzle is made to have a source of saturated steam and a source of cold water attached. Each supply is adjusted by a set of valves to keep a spray of approximately 100 psi, with a temperature of not more than 150°F, 6 inches from the nozzle end.
 C. References
 (1)  
AMM 12-11-01/301, Fuel Tank - Pressure Fueling

 (2)  
AMM 28-11-00/201, Fuel Tanks

 (3)  
AMM 28-11-00/801, Fuel Tanks

 (4)  
AMM 28-11-01/401, Main Tank Access Door

 (5)  
AMM 28-11-02/401, Center Tank Access Door

 (6)  
AMM 28-11-03/401, Surge Tank Access Door

 (7)  
AMM 28-11-05/401, Fuel Sump Drain Valve

 (8)  
AMM 28-26-00/201, Defueling

 D.
Access

 (1)  
Location Zones 133 Wing Center Section (Left) 134 Wing Center Section (Right) 531 Center Wing Tank (Left) 541 Main Tank - Rib No. 5 to No. 17 (Left) 542 Main Tank - Rib No. 17 to No. 21 (Left) 543 Surge Tank - Rib No. 21 to No. 23 (Left) 631 Center Wing Tank (Right) 641 Main Tank - Rib No. 5 to No. 17 (Right) 642 Main Tank - Rib No. 17 to No. 21 (Right) 643 Surge Tank - Rib No. 21 to No. 23 (Right)

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-11-00
 ú  ALL  ú
 ú ú  ú 01.101 ú  Page 712Sep 28/02 

A

757 MAINTENANCE MANUAL
 E. Procedure
 S 657-025
 (1)  
Defuel the applicable fuel tank (AMM 28-26-00/201).

 S 657-026

 (2)  
Drain and purge the fuel tank for entry (AMM 28-11-00/201).

 S 017-027

 (3)  
Remove all the main, center or surge tank access doors in the area to be cleaned (AMM 28-11-01/401, AMM 28-11-02/401, AMM 28-11-03/401).

 S 017-028

 (4)  
Remove the drain valve of the fuel sump (AMM 28-11-05/401).

 S 017-029

 (5)  
Remove the fuel tank equipment, support brackets, and substructure as necessary for access.

 S 167-030

 (6)  
Start to clean at the outboard end of the fuel tank, and work to the tank access door and the openings of the drain valves.
　
中國(guó)航空網(wǎng) m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊(cè) 燃油 CHAPTER 28 - FUEL 1(100)