(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 78-31-17-010-051
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 in the right side of the engine. Subtask 78-31-17-040-051
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041). Subtask 78-31-17-010-052
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. 401/TASK 78-31-17-991-301) Subtask 78-31-17-020-051
A. Removal of the Beam Electrical Harness
(1) Remove the screws which attach the deploy switch access door.
(2) Remove the deploy switch access door.
(3) Disconnect the forward frame electrical harness from the beam electrical harness connector.
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E E Feb 01/98 E E ECES E F 『 E C F M E E E E 56-5B E E E (4) Remove the three bolts from the beam electrical harness.
(5) Loosen the coupling nuts of the deploy switch connectors with soft nose pliers.
(6) Disconnect the beam electrical harness from the deploy switch.
(7) Remove the beam electrical harness.
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TASK 78-31-17-400-002
Installation of the Beam Electrical Harness
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
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REFERENCE QTY DESIGNATION
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No specific soft nose pliers
No specific warning notice
No specific access platform 1 m (3 ft. 3 in.)
No specific Torque Wrench : range 35 to 45 lbf.in
(0.39 to 0.50 m.daN)
No specific Torque Wrench : range 36.00 to 220.00 lbf.in
(0.40 to 2.60 m.daN)
B. Consumable Materials
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REFERENCE DESIGNATION
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Material No. CP2318 *
blindexite RT 342/2 (Ref. 70-30-00)
C. Referenced Information
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REFERENCE DESIGNATION
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71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-00-410-040 Closing of the Fan Cowl Doors
78-30-00-081-041 Make the Thrust Reverser Serviceable after
Maintenance
78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance
78-31-00-710-042 Operational Test of the Thrust Reverser System
78-36-00-010-040 Opening of the Thrust Reverser Doors
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REFERENCE DESIGNATION
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78-36-00-410-040 Closing of the Thrust Reverser Doors
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