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757 MAINTENANCE MANUAL
 S 865-246
 (2)  
Put each of the switches into the position shown:

 (3)  
Open these circuit breakers on the power distribution panel, P6, and attach DO-NOT-CLOSE tags:

 (a)  
6E1, FUEL VALVES L SPAR

 (b)  
6E2, FUEL VALVES R SPAR

 (c)  
6E3, FUEL VALVES APU

 (d)  
6F14, L FUEL OVRD PUMP

 (e)  
6F20, R FUEL OVRD PUMP

 (f)  
6H14, L AFT FUEL BOOST PUMP

 (g)  
6H17, R FWD FUEL BOOST PUMP

 (h)  
6H20, R AFT FUEL BOOST PUMP

 (i)  
6H23, L FWD FUEL BOOST PUMP

 SWITCH______  POSITION________  LOCATION________
 FUEL CROSSFEED VALVE  OPEN  P5 PANEL
 L FWD FUEL BOOST PUMP  OFF  P5 PANEL
 L FUEL C PUMP  OFF  P5 PANEL
 R AFT FUEL BOOST PUMP  OFF  P5 PANEL
 R FUEL C PUMP  OFF  P5 PANEL
 R FWD FUEL BOOST PUMP  OFF  P5 PANEL
 L AFT FUEL BOOST PUMP  OFF  P5 PANEL
 L FUEL CONTROL  CUTOFF  P10 STAND
 R FUEL CONTROL  CUTOFF  P10 STAND
 L FIRE HANDLE  NORMAL  P8 STAND
 R FIRE HANDLE  NORMAL  P8 STAND
 APU FIRE SWITCH  NORMAL  P8 STAND
 S 865-247

 S 865-248
 (4)  
Open these circuit breakers on the overhead circuit breaker panel, P11, and attach DO-NOT-CLOSE tags:

 (a)  
11C33, FUEL DC PUMP PWR

 (b)  
11D35, FUEL AC PUMP CONT

 D.
Test the Fuel Scavenge System

 S 865-137
 (1)  
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P6 panel:

 (a)  
6E4, FUELING QTY

 (b)  
6E5, FUELING CONTROL

 (c)  
6E6, FUELING VALVES

 S 865-138
 (2)  
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:

 (a)  
11C34, FUEL QTY 1

 (b)  
11L19, FUEL QTY 2

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊(cè) 燃油 CHAPTER 28 - FUEL 3(4)