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时间:2011-04-11 09:07来源:蓝天飞行翻译 作者:航空
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 S 864-021

 (12)
 Make sure these circuit breakers are closed:

 (a)  
On the main power distribution panel, P6: 1) 6D05, FUEL QTY 1 2) 6D06, FUEL QTY 2 3) 6F05, FUEL SYS MGMT CARD A 4) 6F06, FUEL SYS MGMT CH 1 5) 6F07, FUEL SYS MGMT CARD B 6) 6F08, FUEL SYS MGMT CH 2

 (b)  
On the DC power distribution panel, P180: 1) 180M8, FUELING VALVE 2 2) 180M9, FUELING PWR - HOT BAT 3) 180C25, FUELING LTS PANEL 4) 180C26, FUELING LTS RECP 5) 180H17, FUEL SYS EICAS INTFC CONT

 (c)  
On the left power distribution center, P414: 1) 414F17, FUELING VALVE 2) 414F22, FUELING PWR

 (d)  
On the right power distribution center, P415: 1) 415M14, OVERFILL CONT


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747-400 MAINTENANCE MANUAL
 D. Do an Operational Check of the Refuel Control Panel, P42.
 S 864-024
 (1)  
Supply the electrical power, if removed (AMM 24-22-00/201).

 S 864-025

 (2)  
Make sure the panel floodlights come on.

 S 864-027

 (3)  
Make sure the refuel quantity indicators come on and give the correct fuel quantity.

 S 864-028

 (4)  
Put the POWER switch on the refuel control panel in the NORM or BATT position.

 S 864-029

 (5)  
Push the TEST GAGES switch on the refuel control panel and do these steps:

 (a)  
Make sure all of the fuel quantity indicators show this value, "888.8".


 S 864-030
 (6)  
Push these indication lights to make sure they come on.

 (a)  
The indication lights for the primary refuel valves.

 (b)  
The overfill protection light.

 (c)  
Make sure the fuel quantity indicators show the correct value again.


 S 654-032
 (7)  
Do this procedure: Automatic Pressure Fueling Test
 (AMM 28-21-00/501).


 E.
Put the Airplane Back to the Usual Condition


 S 414-034
 (1)  
Close these access doors:

 (a)  
Refuel control panel access door, 521CB.

 (b)  
Refuel station access door, 521BB.


 S 864-035
 (2)  If it is necessary to retract the leading edge flaps, do these safety procedures:
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 094-036
 WARNING:_______ YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE THE
 LEADING EDGE FLAP DRIVE LOCK MECHANISMS BEFORE YOU MOVE THE
 FLAP CONTROL LEVER.  WITH HYDRAULIC POWER REMOVED, THE FLAPS
 WILL MOVE AUTOMATICALLY BY ELECTRICAL POWER WHEN YOU MOVE THE
 FLAP CONTROL LEVER.  THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE

 TO EQUIPMENT.
 (3)  Remove the safety locks from the leading edge flaps (AMM 27-81-00/201).
 S 094-039
 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE LEADING
_______ EDGE AND TRAILING EDGE FLAPS AND FLAP DRIVE MECHANISMS BEFORE YOU MOVE THE FLAP CONTROL LEVER. WITH HYDRAULIC POWER REMOVED, THE FLAPS WILL MOVE AUTOMATICALLY BY ELECTRICAL POWER WHEN YOU MOVE THE FLAP CONTROL LEVER.
 (4)  
Retract the leading edge flaps (AMM 27-81-00/201).

 S 864-037

 (5)  
Remove the electrical power if it is not necessary (AMM 24-22-00/201).


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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
 
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