-
From STIF11 to STIF15, between Y = +/- 1292.

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 Center Wing Box - Internal Surface on the Top Face - Inspection Area
 Figure 607/TASK 57-10-00-991-012

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 (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 57-10-00-410-062
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install the access covers 147AZ, 148AZ (Ref. TASK 57-17-11-400-001).

 (3)
 Remove the access platform(s).

 (4)
 Close the main landing-gear doors (Ref. TASK 32-12-00-410-001).

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R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,

 TASK 57-10-00-220-003
 Special Detailed Inspection of Center Wing Box, Drain Holes on Stringer 13 and Stringer 14 on Bottom Skin, Upper Surface (12 Places)
 1. Reason for the Job
__________________
 Refer to the MPD TASK: 571136-01
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific torch
 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)
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 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)
 NTM 571136,P.Block-601
 SRM 511100,P.Block 001 (for corrective action)
 SRM 512200,P.Block 001 (for corrective action)
 57-10-00-991-027 Fig. 608

 3. Job Set-up
__________
 Subtask 57-10-00-010-064
 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).

 (4)
 Use a torch for the inspection.

 Subtask 57-10-00-110-053
 B. Cleaning of the Structure
 (Ref. Fig. 608/TASK 57-10-00-991-027)

 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.
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 Center Wing Box - Drain Holes - Inspection Area
 Figure 608/TASK 57-10-00-991-027

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 (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.
　
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