Subtask 53-31-00-860-058
C. Preparation of the Inspection Areas
(Ref. Fig. 623/TASK 53-31-00-991-029)
(1) Make sure that the surfaces of the inspection areas are clean and smooth.
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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CES WARNING : MAKE SURE THAT THERE IS A GOOD FLOW OF AIR THROUGH THE WORK
_______ AREA WHEN YOU USE SPECIAL MATERIALS. IF YOU GET ONE OF THESE MATERIALS ON YOUR SKIN, IN YOUR MOUTH OR IN YOUR EYES : -FLUSH IT AWAY WITH A FLOW OF CLEAN WATER FOR BETWEEN 10 AND 15 MINUTES. -GET IMMEDIATE MEDICAL AID IF IRRITATION OCCURS. DO NOT BREATHE THE FUMES FROM THE MATERIAL. DO NOT SMOKE WHEN YOU USE THE MATERIAL. DO NOT USE THE MATERIAL NEAR A FLAME, SPARKS OR SOURCES OF HEAT. THESE MATERIALS ARE DANGEROUS : THEY ARE POISONOUS, FLAMMABLE AND SKIN IRRITANTS.
(2)
If necessary, clean the inspection areas with the CLEANING AGENTS (Material No. 11-004) and a MISCELLANEOUS (Material No. 19-003). Make sure the inspection areas are dry before you continue.
(3)
If necessary, make the surface of the inspection areas smooth with the abrasive cloth, grade 280.
(4)
Make sure that the inspection areas are clean and dry before you continue.
(5)
Do a visual inspection of the surface of the inspection areas. Look for damage and defects in the shape of the surfaces.
(6)
If you find damage:
(a)
Refer to the ASRM (Ref. ASRM 51-11-00-001) for the classification of the damage.
(b)
If you find corrosion damage:
-
refer to the ASRM (Ref. ASRM 51-22-00-001) for the general corrosion data
-
refer to the ASRM (Ref. ASRM 51-74-00-001) for the repair of the corroded areas.
(c)
If you find other types of damage:
-refer to the ASRM (Ref. ASRM 51-73-00-001) for the repair of the minor damage.
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CES 4. Procedure
_________
(Ref. Fig. 623/TASK 53-31-00-991-029)
Subtask 53-31-00-220-056
A. Special Detailed Inspection Procedure
(1) Do the special detailed inspection (Ref. NTM 533138-Part.6) of the internal lower skin of the longitudinal lap joint at the stringers 18 LH/RH. Do this at the stringer runout area at FR42.
NOTE : If the inspection areas are painted, before you do the
____
inspection you must:
-refer to the procedure steps in the NTM (Ref. NTM 533138-Part.6), 'Preparation for Inspection'
-measure the thickness of the paint at the inspection areas
-make sure that the paint thickness is less than the given limit.
(2)
Write a report if you find damage during the inspection procedure.
(3)
If you find damage:
(a)
Refer to the ASRM (Ref. ASRM 51-11-00-001) for the classification of the damage.
(b)
If you find corrosion damage:
-
refer to the ASRM (Ref. ASRM 51-22-00-001) for the general corrosion data
-
refer to the ASRM (Ref. ASRM 51-74-00-001) for the repair of the corroded areas.
(c)
If you find other types of damage:
-
refer to the ASRM (Ref. ASRM 51-73-00-001) for the repair of the minor damage
-
refer to the ASRM (Ref. ASRM 53-31-11-101) for the allowable damage limits.
-
refer to the ASRM (Ref. ASRM 53-31-11-201) for the correct repair procedure.
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CES 5. Close-up
________ Subtask 53-31-00-370-052
A. Repair of the Surface Protection
(1) If necessary, refer to the ASRM (Ref. ASRM 51-75-12-001) and repair the paint coatings in the inspection areas.
Subtask 53-31-00-410-079
B. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the insulation blankets in the area of STGR18 LH/RH at FR42 (Ref. TASK 25-80-00-400-001).
(3)
Install the upper sidewall panels LH/RH in the area of FR42 and FR43 (Ref. TASK 25-23-43-400-001).
Subtask 53-31-00-860-057
C. Put the aircraft back to its initial configuration.
(1) De-energize the ground service network
(Ref. TASK 24-42-00-862-001)
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