Removal/Installation of the Ignition Lead
Figure 401/TASK 74-21-10-991-300- 14 (SHEET 1)
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Removal/Installation of the Ignition Lead
Figure 401/TASK 74-21-10-991-300- 24 (SHEET 2)
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Removal/Installation of the Ignition Lead
Figure 401/TASK 74-21-10-991-300- 34 (SHEET 3)
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Removal/Installation of the Ignition Lead
Figure 401/TASK 74-21-10-991-300- 44 (SHEET 4)
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(8) Put blanking caps on the disconnected electrical connectors.
(9) Remove the ignition lead from the clips which attach the ignition lead to the fan frame, the TGB and the bundle junction box.
(10) Remove the bolt and retaining plate which attach the ignition lead to the bundle junction box cover.
(11) Remove the strut fairings, from both sides of the tube bundle (6 o'clock position) for access to the clips.
(12) Remove the ignition lead from the clips at the 6 o'clock strut.
(13) Remove the ignition lead. CAUTION : BE CAREFUL WHEN YOU REMOVE THE IGNITION LEAD FROM THE STRUT
_______ BECAUSE THE IGNITION LEAD COULD BECOME DAMAGED.
(a) Carefully pull the ignition lead aft, through the 6 o'clock strut.
(14) Remove and discard the two O-rings (20) from the ignition lead.
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TASK 74-21-10-400-002
Installation of the Right Ignition Lead
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice
No specific Torque Wrench : range 33 to 37 lbf.in
(0.37 to 0.41 m.daN)
No specific Torque Wrench : range 36.00 to 220.00 lbf.in
(0.40 to 2.60 m.daN)
No specific Torque Wrench : range 96.00 to 900.00 lbf.in
(1.00 to 10.00 m.daN)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP5070 *
vaseline (Ref. 70-30-00)
C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
R 10 blue symmetrical silicone seal 74-21-10 01 -180 R 10 white chamfered silicone seal 74-21-10 01 -180
10 blue symmetrical silicone seal 74-21-10 01 -180A R 10 white chamfered silicone seal 74-21-10 01 -180A R 10 blue symmetrical silicone seal 74-21-10 01A-180 R 10 white chamfered silicone seal 74-21-10 01A-180 R
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20 O-ring 74-21-10 01 -090 R 20 O-ring 74-21-10 01A-090
D. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-00-410-040 Closing of the Fan Cowl Doors
74-00-00-710-043 Operational Test of the Ignition System
78-30-00-081-041 Make the Thrust Reverser Serviceable after
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