(4)  
AMM 27-51-00/201, Trailing Edge Flap System

 (5)  
AMM 28-00-01/201, Adapter Shaft Alignment

 (6)  
AMM 28-11-00/201, Fuel Tanks

 (7)  
AMM 28-11-00/801, Fuel Tank Repair

 (8)  
AMM 28-11-02/401, Reserve and Main Tank Access Door

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-16-03
 ALL  ú ú 01 Page 403 ú Feb 18/00
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A
747-400
MAINTENANCE MANUAL

ADAPTER, NO. 2 RESERVE TANK TRANSFER VALVE
SEE A
ADAPTER PLATE BOLT (4 LOCATIONS)
INDEX WASHER
ARROWS
(4 LOCATIONS)
ADAPTER SHAFT
O-RING ADAPTER PLATE
INDEX PLATE
VALVE INDEX PLATE SCREWBODY (3 LOCATIONS)ELECTRICAL SURFACE BOND
1  ACTUATOR MOUNTING HOLE (4 LOCATIONS)
ADAPTER, NO. 2 RESERVE TANK TRANSFER VALVE
A
PREPARE THE FAYING SURFACE OF THE ADAPTER
PLATE AND THE MATING SURFACE OF THE REAR SPAR
FOR AN ELECTRICAL SURFACE BOND (SWPM 20-20-00).

1
Reserve Tank Transfer Valve Adapter Installation
Figure 401 (Sheet 1)

H15704
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A
747-400
MAINTENANCE MANUAL

ADAPTER, NO. 3 RESERVE TANK TRANSFER VALVE
SEE B
NO. 3 RES. FUEL
TRANSFER
SHUTOFF VALVE
CAUTION

FOR THIS INSTALLATION ONLY:
DISREGARD "OPEN-CLOSED"
INDICATION ON ACTUATOR.
USE ADAPTER PLATE INDICATION

ADAPTER PLATE BOLTAS TRUE VALVE POSITION. (4 LOCATIONS)
BACXXXXX XXX
INDEX
WASHER
ARROWS

(4 LOCATIONS)
ADAPTER SHAFT
O-RING
ACTUATOR MOUNTING HOLE (4 LOCATIONS)
ADAPTER PLATE
VALVE
BODY

ELECTRICAL
SURFACE BOND INDEX PLATE
1
INDEX PLATE MOUNTING SCREW (3 LOCATIONS)
ADAPTER, NO. 3 RESERVE TANK TRANSFER VALVE
B
PREPARE THE FAYING SURFACE OF THE ADAPTER
PLATE AND THE MATING SURFACE OF THE REAR SPAR
FOR AN ELECTRICAL SURFACE BOND (SWPM 20-20-00).

1
Reserve Tank Transfer Valve Actuator Installation
Figure 401 (Sheet 2)

H15785
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A
747-400
MAINTENANCE MANUAL

 (9)  
AMM 28-16-01/401, Reserve Tank Transfer Valve Actuator

 (10)
 AMM 51-21-04/701, Alodine Coating

 (11)
 SWPM 20-20-00, Electrical Bonds and Grounds

 C.  
Access

 (1)  
Location Zones
 553 Reserve Tank, Front Spar to Rear Spar, Left
 581 Rear Spar to Trailing Edge, Left
 653 Reserve Tank, Front Spar to Rear Spar, Right
 681 Rear Spar to Trailing Edge, Right

 (2)  
Access Panels
 552GB Fuel Tank Access Panel
 652GB Fuel Tank Access Panel

 D.  
Procedure

 S 164-011
 (1)  
Prepare these surfaces for an electrical surface bond
 (SWPM 20-20-00) (View A):

 (a)  
Mating surface of the index plate and valve actuator.

 (b)  
Mating surfaces of the bonding jumper and bonding jumper tab.

 (c)  
AIRPLANES WITHOUT PRIMER BETWEEN THE REAR SPAR AND THE ADAPTER PLATE; Mating surface of the rear spar and adapter plate.

 NOTE: If the rear spar has a protective finish (primer
____ coating) under the adapter plate, it is not necessary to do this step.
 S 424-041
 (2)  
Do these steps to install the adapter plate:
　
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