757 AMM 飞机维护手册 燃油 CHAPTER 28 - FUEL 4(67)

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 (7)  S 012-050Open the fueling station door, 621GB (AMM 06-44-00/201).
 (8)  S 212-003Make sure the fueling panel light comes on.
 NOTE:____ This shows there is 28v dc.
 ú ú ú         ú
ú ú ú ú  S 862-052 (9) Set the cams of the fueling adapters to the DEFUEL position (View B).S 492-097CAUTION: BEFORE THE DEFUEL OPERATIONS, MAKE SURE THE DEFUELING NOZZLE_______EQUIPMENT IS CONFIGURED PER THE DEFUELING NOZZLE SUPPLIER'SMAINTENANCE MANUAL. FAILURE TO DO SO CAN CAUSE DAMAGE TO THEAIRPLANE. (10) Connect the fueling nozzles to one or two of the fueling adapters.
 S 862-054 (11) Set the power source at the battery power switch on the fueling control panel, P28 (View C).
 S 862-004 (12) Push the TEST IND switch to do a test on the load select indicators.
 S 212-005 (13) Make sure 88.8 shows on the top and bottom displays of the load select indicators.

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 28-26-00
 ALL  ú ú 02.1 Page 206 ú Sep 28/02

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MAINTENANCE MANUAL

 S 862-006
 (14)
 Push and release the DEFUELING LH OPEN light.

 (a)
Make sure the DEFUELING LH OPEN light comes on, then goes off.

 S 862-007
 (15)
 Push and release the DEFUEL RH OPEN light.

 (a)
Make sure the DEFUEL RH OPEN light comes on, then goes off.

 S 862-008
 (16)
 Put the DEFUEL LH and DEFUEL RH switches to the OPEN position.

 S 212-009

 (17)
 Make sure the DEFUEL LH and DEFUEL RH OPEN lights come on.

 S 862-055

 (18)
 Push the applicable fuel boost pump, or fuel override pump switch of the fuel management panel on the overhead panel, P5, to the ON position (View D).

 NOTE:____ This starts the defueling operation.
 It is possible that the switch-light for the boost pump(s)
 will not go off when you operate the pump.  This is a normal
 condition.  This condition does not show that there is a
 problem with the pump.

 S 212-010
 (19)
 Monitor the quantity of fuel in the fuel tanks on the load select indicators of the fueling control panel, P28 (View C).

 S 862-011

 (20)
 Push the applicable fuel boost pump or fuel override pump switch-light to the off position when the necessary quantity of fuel is defueled.

 NOTE: You can stop the defueling operation when necessary, if you
　
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