R (1) Open the Main Landing-Gear doors (Ref. TASK 32-12-00-010-001).
R (2) Put an ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position at the
R zones 147 and 148.
R (3) Remove the access covers 147AZ and 148AZ (Ref. TASK 57-17-11-000-
R 001).
R (4) Use a FLASHLIGHT, if necessary.
R Subtask 57-10-00-110-058
R B. Preparation of the Inspection Area
R WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL_______
R MATERIALS ONLY WITH A GOOD SUPPLY OF AIR.
R OBEY THE MANUFACTURERS INSTRUCTIONS.
R PUT ON PROTECTIVE CLOTHING.
R DO NOT GET THEM IN YOUR MOUTH.
R DO NOT SMOKE.
R DO NOT BREATHE THE GAS.
R THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT.
R GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
R 1EFF : 051-052, 1 57-10-00Page 650 1 1 May 01/05 1 1 1CES 1
R WARNING : OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THIS/THESE_______
R MATERIAL/S.
R USE PROTECTIVE CLOTHING, RUBBER GLOVES, GOGGLES AND A MASK.
R (1) Remove the sealant from the inspection area with a nonmetallic
R scraper.
R (2) Clean the inspection area with CLEANING AGENTS (Material No. 11-004)
R and a lint-free cotton cloth MISCELLANEOUS (Material No. 19-003), if
R necessary.
R (3) Make sure that the surface of the inspection area is clean and
R smooth.
R (4) Do a check of the inspection area for damage or discontinuities.
R (5) Make sure that there is no:
R (a) Corrosion damage:
R - If you find corrosion damage, refer to the Structural Repair
R Manual (Ref. SRM 512200,P.Block 001) for types of corrosion,
R inspection, removal and corrosion protection.
R (b) Other damage (cracks, scratches, stress, marks dents, bumps...):
R - If you find this type of damage, refer to the Structural Repair
R Manual (Ref. SRM 511100,P.Block 001) for damage classification
R and corrective action.
R 4. Procedure_________
R Subtask 57-10-00-250-054
R A. Inspection
R (Ref. Fig. 611/TASK 57-10-00-991-030)
R (1) Do a special detailed inspection of the edge of the rear spar of the
R center wing box. This inspection is applicable to the edge of the
R lower flange at the corner fitting, left and right sides (Ref. NTM
R 571192,P.Block-601).
R (2) Make a report of the damage after the NDT inspection:
R (a) Corrosion damage:
R - If you find damage, refer to the Structural Repair Manual (Ref.
R SRM 512200,P.Block 001) for types of corrosion, inspection,
R removal and corrosion protection.
R 1EFF : 051-052, 1 57-10-00Page 651 1 1 May 01/05 1 1 1CES 1R Center Wing Box - Rear Spar - Edge of the Lower Flange at the Corner Fitting R Figure 611/TASK 57-10-00-991-030
R 1EFF : 051-052, 1 57-10-00Page 652 1 1 May 01/05 1 1 1CES 1
R (b) Other damage (cracks, scratches, stress, marks dents, bumps...):
R - If you find this type of damage, refer to the Structural Repair
R Manual (Ref. SRM 511100,P.Block 001) for damage classification
R and corrective action.
R Subtask 57-10-00-914-050
R B. Application of Sealant
R (1) Apply sealant on the inspection area.
R 5. Close-up________
R Subtask 57-10-00-410-066
R A. Close Access
R (1) Make sure that the work area is clean and clear of tool(s) and other
R items.
R (2) Install the access covers 147AZ and 148AZ (Ref. TASK 57-17-11-400-
R 001).
R (3) Remove the access platform(s).
R (4) Close the Main Landing-Gear doors (Ref. TASK 32-12-00-410-001).
R 1EFF : 051-052, 1 57-10-00Page 653 1 1 May 01/05 1 1 1CES 1R **ON A/C ALL
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