(a) Put a warning notice to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
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(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
Subtask 78-31-42-010-052
B. Get Access
(1) Open the fan cowl doors: (Ref. TASK 71-13-00-010-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
(2) Put the access platform in position.
Subtask 78-31-42-040-051
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
Subtask 78-31-42-010-053
D. Open the thrust reverser doors: (Ref. TASK 78-36-00-010-040)
FOR 1000EM1
451AL, 452AR
FOR 1000EM2
461AL, 462AR
4. Procedure
_________
(Ref. Fig. 402/TASK 78-31-42-991-304)
Subtask 78-31-42-020-051
A. Removal of the Right Electrical Harness
(1) Use the softnose pliers to loosen the electrical connectors on the stow-switches of the upper and lower blocker doors.
(2) Use the softnose pliers to loosen the electrical connector of the beam electrical harness.
(3) Disconnect the electrical connectors.
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INTENTIONALLY BLANK
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Right Electrical Harness
Figure 402/TASK 78-31-42-991-304- 13 (SHEET 1)
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Right Electrical Harness
Figure 402/TASK 78-31-42-991-304- 23 (SHEET 2)
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Right Electrical Harness
Figure 402/TASK 78-31-42-991-304- 33 (SHEET 3)
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(4) Disconnect the electrical connector from the electrical junction box.
(5) Remove the nuts, the bolts and the clamps that attach the electrical harness to the tubes.
(6) Remove the nuts, the bolts and the clamps that attach the electrical harness to the supports.
(7) Remove the nut, the washer, the bolt and the clamp that attach the electrical harness to the two half clamps.
(8) Remove the electrical harness from the engine.
(9) Put protective covers on the electrical connectors.
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TASK 78-31-42-400-044
Installation of the Right Electrical Harness
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific softnose pliers
No specific warning notice
No specific access platform 1 m (3 ft. 3 in.)
R No specific Torque Wrench : range 5.00 to 35.00 lbf.in R (0.05 to 0.40 m.daN) No specific Torque Wrench : range 30 to 40 lbf.in 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM EXHAUST 1(79)
