(1)
Do a detailed inspection of the external structure of the center wing box from STIF11 to STIF15, between Y = +/- 1292.
(2)
Make sure that there is no :
(a)
Corrosion damage :
-If you find corrosion damage, refer to the Structural Repair Manual (Ref. SRM 512200-P.Block001) for types of corrosion, inspection, removal and corrosion protection.
(b)
Other damage (cracks, scratches, stress, marks, dents, bumps,..) :
-If you find other damage, refer to the Structural Repair Manual (Ref. SRM 511100-P.Block001) for damage classification and corrective action.
5. Close-up
________
Subtask 57-10-00-410-070
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the access panels
191CT, 192CT, 191LB
192LB
(Ref. TASK 53-35-11-400-001)
191BB, 191EB, 191KB
192EB, 192FB, 192KB
195AB, 196AB (Ref. TASK 53-35-13-400-002).
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Center Wing Box - External Surface on the Bottom Face - Inspection Area Figure 606/TASK 57-10-00-991-011
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(3)
Install the access covers 147AZ, 148AZ (Ref. TASK 57-17-11-400-001).
(4)
Remove the access platform(s).
(5)
Close the main landing-gear doors (Ref. TASK 32-12-00-410-001).
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TASK 57-10-00-200-014
Detailed Inspection of Center Wing Box, Bottom Skin Upper Surface, including Stringers, from Stringer 6 to Stringer 11, between Y=+/-765 ...
1. Reason for the Job
__________________
Refer to the MPD TASK: 571135-01
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 2 m (6 ft. 7 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 11-004 USA MIL-T-81533 1.1.1TRICHLOROETHANE (METHYL CHLOROFORM) (Ref. 20-31-00)
Material No. 19-003 USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
32-12-00-010-001 Open the Main Gear Doors for Access 32-12-00-410-001 Close the Main Gear Doors after Access 57-17-11-000-001 Removal of the Covers 147AZ (148AZ) 57-17-11-400-001 Installation of the Covers 147AZ (148AZ) SRM 511100-P.Block001 SRM 512200-P.Block001 57-10-00-991-012 Fig. 607
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3. Job Set-up
__________ Subtask 57-10-00-010-063
A. Get Access
(1)
Open the main landing-gear doors (Ref. TASK 32-12-00-010-001).
(2)
Put an access platform in position at the zone 147 (148).
(3) Remove the access covers 147AZ, 148AZ (Ref. TASK 57-17-11-000-001). Subtask 57-10-00-110-052
B. Cleaning of the Structure
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
WARNING : OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THIS/THESE
_______ MATERIAL/S. USE PROTECTIVE CLOTHING, RUBBER GLOVES, GOGGLES AND A MASK.
(1) Clean the inspection area with CLEANING AGENTS (Material No. 11-004) and a lint-free cotton cloth MISCELLANEOUS (Material No. 19-003), if necessary.
4. Procedure
_________ Subtask 57-10-00-220-055
A. Inspection
(Ref. Fig. 607/TASK 57-10-00-991-012)
(1) Do a detailed inspection of the internal structure of the center wing box. This inspection includes the stringers and is applicable: 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM WINGS 机翼1(47)
