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 (c) Tighten the nut with your fingers.
 S 414-011
 (4)  Install the check valve assembly if you removed it
 (AMM 28-21-32/401).
 S 414-012
 (5)  Install the fueling receptacle manifold (AMM 28-21-21/401).
 S 434-013
 (6)  Tighten the nut on the fueling body assembly or the elbow assembly
 to a good torque.
 S 434-014
 (7)  Attach the applicable fueling or defueling line to the fueling body
 or elbow assembly.
 S 414-015
 (8)  Install the access panels for the fuel tank (AMM 28-11-11/401).

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 FUELING SHUTOFF VALVE - REMOVAL/INSTALLATION
____________________________________________
 1.  General_______
 A. This procedure has two tasks:
 (1)  
A task to remove the fueling shutoff valve.

 (2)  
A task to install the fueling shutoff valve.

 TASK 28-21-51-004-001
 2.  Remove the Fueling Shutoff Valve (Fig. 401)________________________________
 A. Equipment
 (1)  Container - to catch fuel
 B. References
 (1)  AMM 24-22-00/201, Manual Control
 C. Access
 (1)  
Location Zone
 402 Right Wing Outboard Leading Edge

 (2)  
Access Panels
 6540 Refueling Station Access Panel

 

 D. Prepare the Fueling Shutoff Valve for Removal
 S 014-002
 (1)  
Open the fueling station access door.

 S 864-003

 (2)  
Make sure the manual defueling valve is closed.

 S 864-005

 (3)  
Make sure all the fueling shutoff valve switches at the fueling station are in the CLOSE position.

 S 864-013

 (4)
Open these circuit breakers and attach DO-NOT-CLOSE tags:

 (a)  P6 Main Power Distribution Panel 1) QTY
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
FUELING
STATION

SEE A
FUELING STATION 
FWD  INBD 
SEE B FUELING SHUTOFF VALVE 
A 
BONDING JUMPER  ELECTRICAL PLUG FUELING SHUTOFF VALVE 
ATTACHING BOLT 
WASHER BACKUP RINGS  0-RING 0-RING  FUELING MANIFOLD  WING FRONT SPAR 
B 
Fueling Shutoff Valve Installation Figure 401 

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 2) EP GND FUELING
 S 864-012
 (5)
Remove electrical power from the airplane (AMM 24-22-00/201).

 S 864-006

 (6)  
Remove the receptacle cap at the fueling station.

 S 684-007

 (7)  
Put the container below the receptacle to catch fuel.

 S 864-014

 (8)  
Push the poppet valve in the receptacle.

 (a)  Let the remaining fuel drain from the receptacle and the manifold.
 S 864-008
 (9)  
Install the receptacle cap.

 S 034-009

 (10)
 Disconnect the electrical plug from the fueling shutoff valve.

 S 034-010

 (11)
 Disconnect the bonding jumper from the fueling shutoff valve.

 S 864-011

 (12)
 Put the container below the fueling shutoff valve to catch fuel.
　
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