(10) Remove the harness assembly 4205KS from the engine.
(11) Put blanking caps on the electrical connectors.
**ON A/C 156-156,
Subtask 71-52-43-020-056-A
A. Removal of the Channel B Fire Detector Harness Assembly (4205KS)
(Ref. Fig. 402A/TASK 71-52-43-991-304-A)
(1) Disconnect the electrical connector 454VC-A from the core junction box.
(2) Remove the two bolts (5) and open the two clamps (10) that attach the harnesses to the pylon. Remove the harness 4205KS from the clamps. Install the bolt (5) and tighten it with your hand.
(3) Remove the bolt (15) and open the clamp (20) that attaches the harness assemblies to the bracket at station 233. Remove harness 4205KS from the clamp. Install the bolt (15) and tighten it with your hand.
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Fire Detector Channel B Wire Harness Figure 402/TASK 71-52-43-991-304- 12 (SHEET 1)
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Fire Detector Channel B Wire Harness Figure 402/TASK 71-52-43-991-304- 22 (SHEET 2)
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R Fire Detector Channel B Wire Harness Figure 402A/TASK 71-52-43-991-304-A13 (SHEET 1)
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R Fire Detector Channel B Wire Harness Figure 402A/TASK 71-52-43-991-304-A23 (SHEET 2)
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R Fire Detector Channel B Wire Harness Figure 402A/TASK 71-52-43-991-304-A33 (SHEET 3)
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(4) Remove the bolt (15) and open the clamp (25), attached to the bracket at station 233, and remove the harness 4205KS.
(5) Remove the three bolts (15) and the three clamps (30) that attach the harness 4205KS to the brackets at station 239.
(6) Cut the lockwire and remove the the screws (60) and the clamp (55)
that attach the harness 4205KS to the fire detector element
4001WD2-A.
(7) Remove the nut (45) that attaches the wire (50) to terminal A of the fire detector.
(8) Remove the nut (75) that attaches the wire (70) to terminal C of the fire detector.
(9) Remove the nut (95), the washers (90), the lockwasher (85), and the bolt (80) that attach the ground wire (65) to the bracket.
(10) Cut the lacing tape that attaches the thermal blanket (35) and remove the harness from the thermal blanket (35).
(11) If necessary, remove the thermal blanket (40).
(12) Remove the harness assembly 4205KS from the engine.
(13) Put blanking caps on the electrical connectors.
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**ON A/C ALL
TASK 71-52-43-400-043
Installation of the Core Fire Detector Channel B Wire Harness (4205KS)
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific lint-free cloth
No specific warning notice
No specific access platform 1.5 m (4 ft. 11 in.)
R No specific Torque Wrench : range 5.00 to 35.00 lbf.in R (0.05 to 0.40 m.daN) R
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP1011 *
trichloroethane (Ref. 70-30-00)
Material No. CP1011 USA MIL-T-81533
trichloroethane (Ref. 70-30-00)
Material No. CP2208 USA 3M-361
fiberglass adhesive tape (Ref. 70-30-00)
Material No. CP8001 *
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