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时间:2011-04-11 09:15来源:蓝天飞行翻译 作者:航空
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Push the CDU Line select key next to <FUEL DISPLAY for the reserve tanks No. 2 and 3.

 S 735-040

 (9)  
Make sure the capacitance values for each tank unit in the reserve No. 2 and 3 tanks are in the limits shown in Figure 502.

 S 735-302

 (10)
 Make sure the capacitance values for each compensator in the reserve No. 2 and 3 tanks are in the limits shown in Figure 502.


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747-400 MAINTENANCE MANUAL
 S 735-224
 (11)
 Do the procedure again for the remaining tanks.

 S 415-223

 (12)
 Put the fuel tanks back to the usual condition (AMM 28-11-00/201).


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747-400
MAINTENANCE MANUAL

TANK UNIT  NO. 2 RESERVE  NO. 3 RESERVE  MINIMUM  MAXIMUM 
(PROBE) OR  TANK  TANK  CAPACITANCE  CAPACITANCE 
COMPENSATOR  EQUIPMENT NO.  EQUIPMENT NO.  (PICOFARADS)  (PICOFARADS) 
1  F187  F186  31.66  32.04 
2  F185  F184  36.67  37.09 
3  F189  F188  33.26  33.65 
4  F183  F182  36.86  37.27 
5  F193  F192  29.38  29.75 
6  F191  F190  28.38  28.76 
COMPENSATOR  F181  F180  49.90  52.42 

NO. 2 AND 3 RESERVE TANKS
DRY TANK CAPACITANCE VALUES
TABLE A


NO. 1 AND 4 MAIN TANKS
DRY TANK CAPACITANCE VALUES
TABLE B

Dry Tank Capacitance Values
Figure 502 (Sheet 1)

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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

747-400
MAINTENANCE MANUAL


NO. 2 AND 3 MAIN TANKS
DRY TANK CAPACITANCE VALUES
TABLE C

OR COMPENSATOR TANK UNIT (PROBE)  EQUIPMENT NO. CENTER WING TANK  (PICOFARADS) MINIMUM CAPACITANCE  (PICOFARADS) MAXIMUM CAPACITANCE 
COMPENSATOR 5 4 3 2 1  F125 F122 F123 F121 F120 F124  49.87 144.56 168.39 168.39 127.16 127.16  52.37 146.00 170.05 170.05 128.49 128.49 

CENTER WING TANK
DRY TANK CAPACITANCE VALUES
TABLE D

Dry Tank Capacitance Values
Figure 502 (Sheet 2)

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 H. Indicated Fuel Quantity and Measured Fuel Quantity Comparison Test
 S 495-046
 WARNING: REFER TO AMM 27-81-00/201 FOR LOCK INSTALLATION PROCEDURE.
_______ FLAPS WILL RETRACT IN 7 SECONDS. INSTALL LOCKS TO PREVENT INJURY FROM INADVERTENT OPERATION OF FLAPS.
 (1)  
Install the locks on all the extended leading edge flaps
 (AMM 27-81-00/201).


 S 015-047

 (2)  
Open the access door to the refuel control panel (521CB).

 (a)  
Make sure the guide engages the detent.


 S 615-048
 (3)  
Use the auto shutoff mode to refuel all the tanks to their capacity (AMM 12-11-01/301).
 
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