(3) Apply a thin layer of graphite grease (Material No. CP2101) to the threads of the three bolts (20) and (30), and attach the OGV doublet with the 3 bolts.
NOTE : You must install the longer bolt (20) to the aft end of the
____
OGV outer platform.
(4) TORQUE the bolts to between 110 and 120 lbf.in (1.24 and 1.35 m.daN).
R (5) Apply RTV 732 (Material No. CP2242) all around the OGV(s) outer(s)
R platform(s) recesses.
R
(6) Fill the sealant per (Ref. SPM 706612) to smooth the fan duct outer wall.
R (7) Install the aft acoustical panels (Ref. TASK 72-23-00-400-026).
5. Close-up
________
Subtask 72-23-00-410-077
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 doors: (Ref. TASK 78-36-00-410-040). FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR
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B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041). Subtask 72-23-00-410-087
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 access platform(s).
(3) Remove the warning notice(s).
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TASK 72-23-00-000-009
Removal of the Forward Acoustical Panels of the Fan
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 warning notice
No specific access platform 0.5 m (1 ft. 8 in.)
B. Referenced Information
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REFERENCE DESIGNATION
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R 72-23-00-991-301 Fig. 402
3. Job Set-up
__________
Subtask 72-23-00-941-072
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.
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(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.
4. Procedure
_________
(Ref. Fig. 402/TASK 72-23-00-991-301)
Subtask 72-23-00-020-060
A. Remove the fan forward acoustical panels (70) as follows: R CAUTION : DO NOT EXCEED THE SPEED OF 200 RPM TO UNTORQUE AND LOOSEN ALL
_______ R ACOUSTICAL PANEL SCREWS BY USING PNEUMATIC OR ELECTRICAL SCREW R DRIVERS.
R
(1) Remove the screws (80) which attach the forward panel (70) located in fan case.
R NOTE : If one screw is found untorqued, it must be discarded and
____ R replaced for re-installation. R R (2) Disengage and remove the panel (70) from the case.
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Fan Forward Acoustical Panel
Figure 402/TASK 72-23-00-991-301
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TASK 72-23-00-400-009
Installation of the Forward Acoustical Panels of the Fan
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