(3) Install the spinner rear cone (Ref. TASK 72-21-00-400-006).

 (4) Install the spinner front cone (Ref. TASK 72-21-00-400-005).

 (5) Remove the protective mats from the inlet cowl.

 (6) Remove the access platform(s).

 (7) Remove the warning notice(s).

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 TASK 72-23-00-350-002
 Removal of Rust from the Fan Frame Casing
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific brush
 No specific warning notice
 No specific access platform 1 m (3 ft. 3 in.)

 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP2189 *
 durite G422 (Ref. 70-30-00)
 Material No. CP2208 *
 3M-361 tape (Ref. 70-30-00)
 Material No. CP2442 *
 engine oil (Ref. 70-30-00)

 C. 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
 78-30-00-081-041 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

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 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
72-23-00-991-313 Fig. 801
 3. Job Set-up
__________ Subtask 72-23-00-941-081
 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 72-23-00-010-097
 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 72-23-00-040-064
 C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
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 Subtask 72-23-00-010-098

 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. 801/TASK 72-23-00-991-313)
 Subtask 72-23-00-140-051
R A. Protect the fan duct panels with 3M-361 tape (Material No. CP2208).
 CAUTION : DAMAGE CAN RESULT IF ENGINE OIL IS SPREAD ON VARIABLE STATOR
_______ VANE BUSHINGS OF THE COMPRESSOR FRONT STATOR.
 (1) Remove loose rust on hub and struts using a cloth.

 (2) If rust is still present, polish struts (radially) and hub using durite G422 (Material No. CP2189).

 (3) Coat the cleaned areas with engine oil (Material No. CP2442) using a cloth or brush.

 (4) Remove the masking tape from fan duct panels.

 5. Close-up
________
 Subtask 72-23-00-410-091
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.
　
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