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)
1EFF : ALL 1 57-20-00Page A629 1 1 Aug 01/05R 1 1 1CES 1
C. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
28-00-00-910-001 Fuel Safety Procedures 28-10-00-910-001 Safety Procedures When You Do Work in a Fuel Tank 57-27-11-000-001 Removal of the Access Panel (540AB, 540BB, 540CB,
540DB, 540EB, 540FB, 540GB, 640AB, 640BB, 640CB, 640DB, 640EB, 640FB, 640GB)
57-27-11-400-001 Installation of the Access Panel (540AB, 540BB, 540CB, 540DB, 540EB, 540FB, 540GB, 640AB, 640BB, 640CB, 640DB, 640EB, 640FB, 640GB) ASRM 572100 (for corrective action)
R 57-20-00-991-026 Fig. 625
3. Job Set-up
__________
Subtask 57-20-00-941-074
A. Safety Precautions
WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
(1)
Obey the fuel safety precautions (Ref. TASK 28-00-00-910-001) and (Ref. TASK 28-10-00-910-001).
(2)
Install the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001) on the flap/slat control lever.
(3)
Put warning notices in the cockpit to tell persons not to operate the flaps or slats.
(4)
Put the safety barriers in position.
Subtask 57-20-00-010-073
B. Get Access
WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
(1)
Put the access platform in position below the applicable zone 540(640).
(2)
Remove the applicable access panels (Ref. TASK 57-27-11-000-001):
-
for the left wing, remove 540AB
-
for the right wing, remove 640AB.
(3)
Open the RIB2 surge doors:
-
for the left wing, open 540AZ, 540BZ
-
for the right wing, open 640AZ, 640BZ.
(4)
Install the HOOK-COVER (RIB 2 SURGE DOORS) (98D57004013000) on the forward surge doors.
(5)
Install the HOOK-COVER (RIB2-SURGE DOORS) (98D57004014000) on the aft surge doors.
4. Procedure
_________
R (Ref. Fig. 625/TASK 57-20-00-991-026)
Subtask 57-20-00-110-075
A. Preparation for Inspection
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.
(1) Use a clean MISCELLANEOUS (Material No. 19-003), made moist with CLEANING AGENTS (Material No. 11-004), to clean:
-the bottom skin root-joint fittings on stringers 8 and 11.
Subtask 57-20-00-210-070
B. Detailed Visual Inspection of the Outer-Wing Bottom Skin Root-Joint Fittings on Stringers 8 and 11
(1) Examine the bottom skin root-joint fittings on stringers 8 and 11. Make sure that:
-
there is no corrosion or damage
-
there are no scratches or scores
-
there are no loose or damaged fasteners
-the surface protection is in the correct condition.
Details of the Bottom Skin Root-Joint Fittings - Stringers 8 and 11 R Figure 625/TASK 57-20-00-991-026
1EFF : ALL 1 57-20-00Page A632 1 1 Aug 01/05 1 1 1CES 1 NOTE : If necessary, refer to the ASRM (Ref. ASRM 572100) for the
____
correct repair procedure.
5. Close-up
________ Subtask 57-20-00-410-075
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the HOOK-COVER (RIB 2 SURGE DOORS) from the forward surge doors.
(3)
Remove the HOOK-COVER (RIB2-SURGE DOORS) from the aft surge doors.
(4)
Close the RIB2 surge doors:
-
for the left wing, close 540AZ, 540BZ
-
for the right wing, close 640AZ, 640BZ.
(5)
Install the applicable access panels:
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