____ a FOD damaged blade in the platform area, or a out-of-shape aft flange of the spinner rear cone, for example.
(2) Make a check of the seating of the spinner rear cone on the fan disk flange at location A.
(a) Do this check at 6 locations at least, and radially to the flange scallops.
(b) The seating is correct if you cannot engage a feeler gage of
0.001 in. (0.02 mm) maximum thickness between two flange scallops at the specified 6 locations marked A.
(c) If you can engage the 0.001 in. (0.02 mm) feeler gage at two or three consecutive locations, the seating is incorrect in the related sector. Before to do anything else, make sure the bolts in this sector are correctly torqued. If after this check the seating remains incorrect, remove the spinner rear cone (Ref. TASK 72-21-00-000-006), find the cause and correct it.
Subtask 72-21-00-410-060
D. Install spinner front cone (Ref. TASK 72-21-00-400-005)
5. Close-up
________ Subtask 72-21-00-869-063
A. Make sure that the work area is clean and clear of tool(s) and other items.
Subtask 72-21-00-942-062
B. Close Access
(1) Remove the warning notice(s).
(2) Remove the access platform(s).
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TASK 72-21-00-000-007
Removal of the Fan Rotor Blades
CAUTION : ALL FAN ROTOR BLADES SHALL BE MATCHMARKED OR NUMBERED FOR ASSEMBLY IN
_______ ORIGINAL ALIGNMENT AND POSITION USING ONLY APPROVED MARKING MATERIAL.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific rubber mat or foam material flooring
No specific warning notice
No specific access platform 1 m (3 ft. 3 in.)
856A2631 1 STAND, STORAGE - FAN BLADES
B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
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R Material No. CP5061 *
R temporary marking (Ref. 70-30-00)
C. 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
72-21-00-991-302 Fig. 403
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__________ Subtask 72-21-00-941-069
A. Safety Precautions
(1) Put the access platform in position.
(2) On the center pedestal, on the ENG panel 115VU:
(a) Put a warning notice to tell persons not to start the engine.
(3) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(4) 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 72-21-00-010-058
B. Preparation for Removal of the Fan Blades:
(1) Install a rubber mat or foam material flooring in the inlet cowl before you go into it.
(2) Remove spinner front cone. (Ref. TASK 72-21-00-000-005)
(3) Remove spinner rear cone. (Ref. TASK 72-21-00-000-006) NOTE : Removal will be easier if fan blade to be removed is placed at
____
the 12 o'clock position.
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4. Procedure
_________
(Ref. Fig. 403/TASK 72-21-00-991-302)
Subtask 72-21-00-020-065
A. Removal of the fan blades:
CAUTION : USE ONLY APPROVED MARKING MATERIAL TO PREVENT DAMAGE TO THE
_______
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