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3. Job Set-up
__________
Subtask 72-23-00-941-098
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).
(4) Put a warning notice to tell persons not to start the engine 1(2).
(5) Put an access platform in position at the front of the engine.
Subtask 72-23-00-010-124
B. Remove the forward or mid or aft acoustical panel (Ref. TASK 72-23-00-000-009) or (Ref. TASK 72-23-00-000-025) or (Ref. TASK 72-23-00-000-026)
4. Procedure
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(Ref. Fig. 804/TASK 72-23-00-991-318)
Subtask 72-23-00-350-061
A. Repair the unbounded cup R (1) Clean the repair area with methyl-ethyl-ketone (Material No. CP1040). R (2) Apply RTV732 (Material No. CP2242) or RTV102 (Material No. CP2266) or
R RTV730 (Material No. CP2431) on the panel cup surface.
(3) Install the cup on the forward or mid or aft acoustical panel. R NOTE : You must install the acoustical panel in a short time after
____ R you apply the RTV (before polymerisation).
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R R Fan Acoustical Panels Figure 804/TASK 72-23-00-991-318- 13 (SHEET 1)
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R R Fan Acoustical Panels Figure 804/TASK 72-23-00-991-318- 23 (SHEET 2)
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R R Fan Acoustical Panels Figure 804/TASK 72-23-00-991-318- 33 (SHEET 3)
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5. Close-up
________
Subtask 72-23-00-410-116
A. Close Access
(1) Install the forward or mid or aft acoustical panel (Ref. TASK 72-23-00-400-009) or (Ref. TASK 72-23-00-400-025) or (Ref. TASK 72-23-00-400-026).
R NOTE : You must install the acoustical panel in a short time after
____ R you apply the RTV (before polymerisation).
(2) Make sure that the work area is clean and clear of tool(s) and other items.
(3) Remove the warning notice(s).
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TASK 72-23-00-300-045
R Replacement of the Riveted Self Locking Nuts for the Attachment of the Forward R Acoustical Panels
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
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
72-21-00-000-005 Removal of the Spinner Front Cone 72-21-00-000-006 Removal of the Spinner Rear Cone 72-21-00-000-007 Removal of the Fan Rotor Blades 72-21-00-400-005 Installation of the Spinner Front Cone 72-21-00-400-006 Installation of the Spinner Rear Cone 72-23-00-000-009 Removal of the Forward Acoustical Panels of the Fan
R 72-23-00-400-009 Installation of the Forward Acoustical Panels of the Fan
R 72-23-00-400-028 Installation of the Splitter Fairing SPM 70-43-11-390003 SPM 70-43-31-390005 SPM 70-44-50-320006 72-23-00-991-319 Fig. 805 72-23-00-991-322 Fig. 806
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