(a)  
Install a new O-ring in the groove of the flange which touches the flange coupling.

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MAINTENANCE MANUAL

 (b)  
Align the flange coupling with the flange.

 (c)  
Put a washer on each screw.

 (d)  
Put each screw through the flange coupling, then the flange.

 (e)  
Install a washer and nut on each screw.

 S 224-008
 (9)  
Make sure bonding resistance between the bonding jumpers and the airplane structure is not more than 0.01 ohms (AMM 20-10-21/601).

 S 424-022

 (10)
 To connect the fuel line at the front spar of the dry bay and between the dry bay and main fuel tank, do the steps that follow:

 (a)  
Align the fuel line with the nut on the front spar of the dry bay.

 (b)  
Put a new O-ring on the nut.

 (c)  
Put the fuel line through the front spar of the dry bay.

 (d)  
Install the nuts in the dry bay.

 (e)  
Apply the sealant on the nuts in the dry bay
 (AMM 51-31-01/201).

 (f)  
Install the lockwire on the nuts.

 S 424-033
 (11)
 If it is necessary, install any parts that were removed to drain the fuel line from the strut to the engine fuel pump (AMM 73-11-07/401).

 S 794-035

 (12)
 If a test of the fuel line is necessary, do the applicable task to leak test the fuel line (AMM 28-22-07/601).

 S 414-032

 (13)
 For the fuel lines in the strut, close or install the applicable strut access doors or panels (AMM 54-53-01/401).

 S 414-023

 (14)
 For the fuel line and fittings in the center fuel tank, install the applicable center tank access door (AMM 28-11-02/401): 134AZ, 531AB, 531BB, 531CB, 631AB, 631BB or 631CB.

 S 414-024

 (15)
 For the fuel line and fittings in the dry bay, do the steps that follow:

 (a)  
Install the applicable left or right dry bay access door, 532FZ or 632FZ (AMM 28-11-07/401).

 (b)  
Install the applicable left or right main tank access door, 541BB or 641BB (AMM 28-11-01/401).

 S 414-025
 (16) For the fuel line and fittings in the main fuel tank, install the applicable main tank access door (AMM 28-11-01/401).
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