(4)
Get access through the opening 540KB(640KB) to RIB15.
(5)
Identify and attach the end of the applicable string to the cables for the fuel probe 33QT1(33QT2).
(6)
Identify and attach the end of the applicable string to the cables for the sensor 30QJ1(30QJ2).
(7)
Put tape around the cable ends of the harness 15QT1(15QT2). This will help to let it move more easily through the conduit.
Subtask 28-42-43-420-076
B. Installation of the Wing Tank Outer-Cell Group A Harness 15QT1 (15QT2)
(1)
Get access through the opening 540LB(640LB) to RIB16 and find the string at the end of the conduit.
(2)
Use the string to carefully pull the harness 15QT1(15QT2) through the conduit, until the cables come into view.
(3)
Remove and discard the string and the tape from the harness.
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(4)
Get access through the opening 540LB(640LB) to RIB16 and find the cord at the end of the conduit.
(5)
Use the string to carefully pull the harness 15QT1(15QT2) through the conduit, until the cables come into view.
(6)
Remove and discard the string and the tape from the harness.
(7)
Identify the cable ends for the fuel probe 33QT1(33QT2).
(Ref. Fig. 410/TASK 28-42-43-991-012)
(8)
Use a crimping tool to crimp the correct color terminal connectors
(2) to the color identified wires (Ref. WL 204400).
(9)
Connect the terminal connectors (2) to the terminal block of the fuel probe 33QT1(33QT2).
(10)
Put the cable for the fuel probe 33QT1(33QT2) in position.
(Ref. Fig. 410/TASK 28-42-43-991-012)
(11)
Attach the electrical harness 15QT1(15QT2) to the fuel probe 33QT1(33QT2) body and the structure with the cable-ties (1).
(12)
Get access through the opening 540NB(640NB) to RIB18 and find the string at the end of the conduit.
(13)
Use the string to carefully pull the harness 15QT1(15QT2) through the conduit, until the ends of the harness come into view.
(14) Remove and discard the string and the tape from the harness. Subtask 28-42-43-420-078
C. Continue with the Installation Procedure
(1)
Identify the cable ends for the sensor 30QJ1(30QJ2).
(2)
Connect the cables to the terminals of the sensor 30QJ1(30QJ2) with the screws (20). (Ref. Fig. 404/TASK 28-42-43-991-007, 405/TASK 28-42-43-991-009)
(3)
Put the cable in position in the clamp (22) and tighten the screws (21).
(4)
Put the cable for the sensor 30QJ1(30QJ2) in position.
(Ref. Fig. 410/TASK 28-42-43-991-012)
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(5)
Make a coil of the unwanted cable and attach the harness 15QT1(15QT2) to the structure with the cable-ties (1).
(6)
Remove and discard the string and the tape from the harness.
(7)
Get access through the opening 540KB(640KB) to RIB15 and find the plug connector (33).
(8)
Remove the blanking caps and connect the plug connector (33) to the connector 4045VC1(4045VC2) (34). (Ref. Fig. 405/TASK 28-42-43-991-009)
Subtask 28-42-43-865-058
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 3QA, 10QA, 31QA, 32QA, 1QT, 2QT, 8QT, 1QJ.
Subtask 28-42-43-740-053
E. Test
(1)
Do a status report (BITE) of the fuel-quantity indicating system (Ref. TASK 28-42-00-740-001).
(2)
Do a functional (BITE) test of the fuel-tank level-sensing system (Ref. TASK 28-46-00-740-001).
5. Close-up
________ Subtask 28-42-43-410-057
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the applicable access panels (Ref. TASK 57-27-11-400-002): FOR 15QT1
-
install 540JB, 540KB, 540LB, 540MB, 540NB, 540PB 540QB FOR 15QT2
-
install 640JB, 640KB, 640LB, 640MB, 640NB, 640PB 640QB.
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B. Fuel Configuration
(1) Refuel, defuel or transfer fuel as necessary (Ref. TASK 12-11-28-650-003), (Ref. TASK 28-25-00-650-001) or (Ref. TASK 28-25-00-869-001).
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