(h)
 Remove the connector (34) and discard the O-ring (30).

 (i)
 Remove and discard the lockwire and loosen the clamp screws (36).

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 (j)
 Remove and discard the lockwire from the backshell connector (35).

 (k)
 Remove the backshell connector (35) from the connector (34).

 (l)
 Retain the backshell connector (35) and the connector (34).

 (m)
 Remove the bolt (4) from the P clip (3), then remove and keep the P clip (3).

 (4)
 Remove the harness 13QT1 (13QT2) at RIB 9 as follows: (Ref. Fig. 404/TASK 28-42-43-991-007, 405/TASK 28-42-43-991-009)

 (a)
 Get access through the opening 540DB(640DB).

 (b)
 Disconnect the terminal connectors (2) from the terminal block of the fuel probe 29QT1(29QT2).

 (c)
 Remove and discard the terminal connectors (2) from the end of the harness.

 (d)
 Remove and discard the cable-ties (1) from the harness
 13QT1(13QT2) and the fuel probe 29QT1(29QT2).

 (5)
 Remove the harness 13QT1 (13QT2) at RIB 13 as follows: (Ref. Fig. 405/TASK 28-42-43-991-009)

 (a)
 Get access through the opening 540GB(640GB).

 (b)
 Disconnect the terminal connectors (2) from the terminal block of the fuel probe 31QT1(31QT2).

 (c)
 Remove and discard the terminal connectors (2) from the ends of the harness.

 (d)
 Loosen the clamp screws (21), the connector screws (20) and remove the cable from the sensor 17QJ1(17QJ2).

 (e)
 Remove and discard the cable-ties (1) from the harness
 13QT1(13QT2).

 (6)
 Remove the harness 13QT1 (13QT2) inboard of RIB 15 as follows: (Ref. Fig. 405/TASK 28-42-43-991-009)

 (a) Get access through the opening 540JB(640JB).
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 (b)
 Disconnect the plug connector (33) from the connector
 4045VC1(4045VC2) (34).

 (c)
 Put a blanking cap on the plug connector (33).

 (d)
 Remove the bolts (43), the nuts (45) and the anti-rotation plate (44).

 (e)
 Remove and discard the lockwire from the nut (32).

 (f)
 Remove the nut (32) and the washer (31) from the connector (34).

 (g)
 Get access through the opening 540KB(640KB).

 (7) Remove the harness 13QT1 (13QT2) ouboard of RIB 15 as follows: (Ref. Fig. 405/TASK 28-42-43-991-009)
 (a)
 Use a plastic spatula to remove the sealant from between the connector (34) and the tank wall.

 (b)
 Remove the connector (34) from the rib mounting and discard the O-ring (30).

 (c)
 Remove and discard the lockwire and loosen the clamp screws (36).

 (d)
 Remove and discard the lockwire from the backshell connector (35).

 (e)
 Remove the backshell connector (35) from the plug connector (34) and retain the backshell connector (35).

 (f)
 Remove and discard the connector pins from the wires of the connector (34).

 (g)
 Temporarily install the connector (34) with the washer (31) and the nut (32).

 (h)
 Temporarily install the anti-rotation plate (44) with the bolts

 (43)
 and the nuts (45).

 (i)
 Attach applicable lengths of string to each of the ends of the disconnected harness 13QT1(13QT2). This will help to install the new harness.

 (j)
 Put tape around each of the ends of the disconnected harness 13QT1(13QT2). This will help to let it move more easily through the conduit.

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 (8) Remove the harness 13QT1 (13QT2) from between RIB 6 and RIB 7 as follows:
 (a)
 Get access through the opening 540BB(640BB).

 (b)
 Carefully pull the harness 13QT1(13QT2) from the inboard part of the conduit until the ends attached to the string comes into view.

 (c)
 Carefully pull the harness 13QT1(13QT2) from the outboard part of the conduit until the ends attached to the string come into view.

 (d)
 Carefully pull the full harness 13QT1(13QT2) and the connector 4039VC1(4039VC2) until all the string is in view.

 (e)
 Identify and mark the string. This will help to install the new harness 13QT1(13QT2).
　
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