(6) Install the remaining bolts (25), the washer (30), and the nuts (10). (68 locations) Do not torque the nuts at this time.
(7) Install the turbine rear frame drain tube (20). (Ref. TASK 71-73-49-400-005)
(8) Adjust the core nozzle assembly (5) position so it is aligned for the best exhaust gas flowpath.
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(9) TORQUE the nuts (10) to between 50 and 70 lbf.in (0.56 and 0.79 m.daN).
NOTE : Start with the nuts at the 3 o'clock and 9 o'clock positions.
____ Then torque the nuts in sequence on opposite sides of the engine.
**ON A/C ALL
Subtask 78-11-11-080-050
C. Remove the sling from the core nozzle assembly (5)
5. Close-up
________
Subtask 78-11-11-410-051
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Close the thrust reverser cowl doors: (Ref. TASK 78-36-00-410-040) FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR
(3) Remove the access platform(s).
Subtask 78-11-11-440-050
B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041).
Subtask 78-11-11-410-052
C. Close Access
(1) Close the fan cowl doors: (Ref. TASK 71-13-00-410-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
(2) Remove the warning notice(s).
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TASK 78-11-11-210-041
Visual Inspection of the Core Nozzle
1. Reason for the Job
__________________
This inspection criteria is only for those portions of the nozzle that can be observed on-wing. Therefore, the limits and remarks do not apply to the attach ring and forward non-accessible areas of the nozzle. Inspection of these areas should be done at the next component removal from the engine.
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific warning notice
No specific access platform 1 m (3 ft. 3 in.)
B. 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 78-11-11-000-041 Removal of the Core Nozzle Assembly 78-11-11-400-041 Installation of the Core Nozzle Assembly 78-30-00-081-041 Make the Thrust Reverser Serviceable after
Maintenance 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance 78-36-00-010-040 Opening of the Thrust Reverser Doors 78-36-00-410-040 Closing of the Thrust Reverser Doors CMM 781105 78-11-11-991-300 Fig. 601
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3. Job Set-up
__________
Subtask 78-11-11-941-050
A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(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.
(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 78-11-11-010-050
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 78-11-11-040-051
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
Subtask 78-11-11-010-053
D. Open the thrust reverser doors (Ref. TASK 78-36-00-010-040):
FOR 1000EM1
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