(c)  
Reserve Tank Transfer System serviceable

 (d)  
Fuel System Card File serviceable (AMM 28-22-16/401).

 (e)  
Airplane must be in the ground mode (AMM 32-09-02/201).

 D.
Prepare for Test

 S 865-009
 (1)  
Supply electrical power (AMM 24-22-00/201).

 S 865-010

 (2)  
Make sure the airplane is in the ground mode (airplane not jacked and targets not installed).

 S 865-011

 (3)  
Make sure these circuit breakers are closed:

 (a)  
P7, Overhead Circuit Breaker Panel
 1) 7H22, FUEL XFR VALVE RES 2A & 3A
 2) 7H23, FUEL XFR VALVE RES 2B & 3B

 E.
Procedure

 S 865-012
 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.
 (1)  Extend and stop the operation of the the outboard trailing edge flaps (AMM 27-51-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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A
747-400 MAINTENANCE MANUAL
 S 865-013
 (2)  Put the RESERVE 2&3 XFER switch, of the defuel module on the P461 overhead maintenance panel, to the OPEN position.
 NOTE: If the reserve tanks are filled with fuel, fuel will move to
____ the inboard main tanks when the RESERVE 2&3 XFER switch is moved to the OPEN position.
 S 865-014
 (3)  
Make sure the manual override lever on the actuators for the transfer valves in the reserve tank, are in the OPEN position.

 S 865-015

 (4)  
Move the RESERVE 2&3 XFER switch to the OFF position.

 F.
Put the Airplane Back to Its Usual Condition.

 S 865-016
 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.
 (1)  
Retract outboard trailing edge flaps (AMM 27-51-00/201).

 (2)  
Remove electrical power, if it is not necessary (AMM 24-22-00/201).

 S 865-017
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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A
747-400 MAINTENANCE MANUAL
 RESERVE TANK TRANSFER VALVE BODY - REMOVAL/INSTALLATION
_______________________________________________________
 1.  General_______
 A.  This procedure contains instructions to remove and install the transfer valve body for the reserve tank. The instructions are the same for all four of the reserve tank bodies; only the locations are different.
 B.  The transfer valve body of the reserve tank is installed in each fuel transfer line. The valve body is at the outboard end of the outboard main fuel tank.
 C.  You can get access to the valve body through the access doors on the bottom of the wing.
 TASK 28-16-02-004-001
 2.  Reserve Tank Transfer Valve Body Removal (Fig. 401)________________________________________
 A.  References
 (1)  
AMM 27-51-00/201, Trailing Edge Flap System

 (2)  
AMM 28-11-00/201, Fuel Tanks

 (3)  
AMM 28-26-00/201, Defueling

 (4)  
AIPC 28-16-02 Fig. 2

 (5)  
AIPC 28-16-03 Fig. 1

 (6)  
AIPC 28-16-65 Fig. 1

 B.  
Access

 (1)  
Location Zones 552 Outbd Main Tank (Part), Mid Spar to Rear Spar, Left 652 Outbd Main Tank (Part), Mid Spar to Rear Spar, Right

 (2)  
Access Panels
　
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