757 AMM 飞机维护手册 燃油 CHAPTER 28 - FUEL 2(58)

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 CENTER and right CENTER fuel valve OPEN lights go off).
 (s)  Make sure the top display on the CENTER LOAD SELECT indicator
 shows between 23.6 to 23.9 (23,600 to 23,900 lbs) (10.9 to 11.1
 [10,900 to 11,100 kgs]).
 (t)  Make sure the C FUEL QTY indicator on the overhead panel, P5,
 shows between 23.6 to 23.9 (23,600 to 23,900 lbs) (10.9 to 11.1
 [10,900 to 11,100 kgs]) (View A, Fig. 502).
 (u)  Make a written record of the quantity of fuel supplied to the
 center fuel tank as measured by the meter on the fuel source.

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757
MAINTENANCE MANUAL

 (v)  
Make sure the fuel supplied is more that 24,100 |300 pounds (11,000 |200 kilograms).

 (w)  
Measure and make a written record of the fuel quantity in the center fuel tank with the left and right fuel measuring sticks No. 5 and 6 (AMM 28-44-00/201).

 (x)  
Make sure the fuel quantity measured with the fuel measuring sticks agrees with the fuel quantity shown on the C FUEL QTY indicator on the P5 panel.

 (y)  
Put the CENTER fueling valve switch on the P28 panel to the OFF position (View B, Fig. 501).

 (z)  
Set the fuel quantity of the meter on the fueling source to ZERO.

 NOTE: Decrease the fueling manifold pressure when possible.
____ Fuel is at level which does not let fuel drain into the center fuel tank through the manifold drain check valves.
 (aa) Set the LOAD SELECT control on the P28 panel to 06.4 (6400 lbs)
 (03.0 [3000 kgs]). (ab) Push the RIGHT MAIN SET switch. (ac) Make sure that 6.4 (3.0) shows on the bottom display of the
 RIGHT MAIN LOAD SELECT indicator. (ad) Put the RIGHT MAIN fueling valve switch to the FUEL position. (ae) Make sure the RIGHT MAIN fueling valve OPEN light comes on. (af) Make sure fuel flows into the right main fuel tank. (ag) Push and hold the TEST SYSTEM switch on the P28 panel. (ah) Make sure the fuel flow into the right main fuel tank stops. (ai) Make sure the RIGHT MAIN fueling valve OPEN light goes off. (aj) Release the TEST SYSTEM switch. (ak) Approximately 10 seconds after you push the TEST SYSTEM switch,
 make sure:
 1) Fuel flow continues
 2) The RIGHT MAIN fueling valve OPEN light comes on.

 (al) Continue fueling until the automatic shutoff occurs (the RIGHT MAIN fueling valve OPEN light goes off). (am) Make sure the top display on the RIGHT MAIN LOAD SELECT indicator on the P28 panel shows 6.2 to 6.4 (6200 to 6400 lbs)
　
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