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-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
- Looseness
8. Vane actuation system (bellcrank assembly) for :
- Cracks
- Nicks, pits, scores and scratches
9. Spherical bearings for :
- Looseness of ball in race
R 10. HPC Inner Shroud Lip R for:
R - Wear from R rotor-stator R contact
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Any amount of radial and side movement provided bushing not missing. No metal to metal contact allowed. (Listen for metallic sound while shaking vane stem)
Not serviceable
Any number, any length
0.030 in. (0.76 mm) deep after removal of high metal
0.010 in. (0.25 mm)diametral
Any amount 『E EEESee limit extensions(Ref. TASK 72-00-00-200-025)
Remove the engine for the replacement of the HPC rotor blades in one stage forward of and 2 stages aft of the stage with the defective bellcrank (Ref. TASK 71-00-00-000-042) or Replace vane actuation assembly (Ref. TASK 75-32-10-000-002) and (Ref. TASK 75-32-10-400-002)
Replace vane actuationsystem (Ref. TASK 75-32-10-000-002) and (Ref. TASK75-32-10-400-002)
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5. Close-up
________ Subtask 72-32-00-410-056
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
(3) Remove the access platform(s). Subtask 72-32-00-440-053
B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041). Subtask 72-32-00-410-057
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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HPC FRONT STATOR ASSEMBLY - REPAIRS
___________________________________ TASK 72-32-00-000-003 Removal of the Inlet Guide Vane (IGV) and Stage 3 Vane Lever Arms or Bushings
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 No specific access platform 1 m (3 ft. 3 in.) 856A1012 1 LEVER, COUNTERTORQUE - CPRSR STATOR VANE ACTUATION
ARM 856A1051 1 PULLER, ARM - COMPRESSOR STATOR ACTUATION
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance 78-36-00-010-040 Opening of the Thrust Reverser Doors 72-32-00-991-301 Fig. 801 72-32-00-991-302 Fig. 802
3. Job Set-up
__________ Subtask 72-32-00-941-054
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.
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(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).
中國航空網 m.k6050.com 航空翻譯 www.aviation.cn 本文鏈接地址：A320飛機維護手冊 AMM ENGINE 發動機 2(33)
