Composite Material 51-75-12-300-002 Repair of Major Paint Damage on Steel Component 51-75-12-300-003 Repair of Minor Paint Damage (Topcoat Only) 57-55-11-000-001 Removal of the Flap Track Fairings Nos. 2, 3 and 4
R 57-55-11-000-004 Removal of the Flap Track Fairings Nos. 2, 3 and 4 57-55-11-400-001 Installation of the Flap Track Fairings Nos. 2, 3 and
4 R 57-55-11-400-004 Installation of the Flap Track Fairings Nos. 2, 3 and R 4
3. Job Set-up
__________
Subtask 57-52-11-941-050
A. Safety Precautions
(1)
Put warning notices in the cockpit to tell persons not to operate the flaps or slats.
(2)
Put the safety barriers in position.
Subtask 57-52-11-860-050
B. Aircraft Maintenance Configuration
(1)
Fully extend the flaps (Ref. TASK 27-50-00-866-008).
(2)
Make sure that the LOCKING TOOL - FLAP/SLAT CONTROL LEVER is installed on the flap/slat control lever.
Subtask 57-52-11-865-052
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 6CV B07 121VU FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2 8CV Q21
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
Subtask 57-52-11-010-050
D. Get Access
(1) Put the access platform below the applicable inboard flap, zone 581(681).
(2) Remove the No. 2 flap track fairing (Ref. TASK 57-55-11-000-001). **ON A/C 301-399,
Subtask 57-52-11-010-050-A
D. Get Access
(1)
Put the access platform below the applicable inboard flap, zone 581(681).
(2)
Remove the No. 2 flap track fairing (Ref. TASK 57-55-11-000-004).
R **ON A/C ALL
4. Procedure
_________
CAUTION : BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING
_______
EDGE:
-
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS.
-
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS.
-MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.
Subtask 57-52-11-110-050
A. Cleaning CAUTION : DO NOT APPLY TOO MUCH PRESSURE WITH YOUR HAND OR YOU WILL CAUSE
_______
DAMAGE TO THE PAINT.
(1)
Use a MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-026) to remove heavy contamination.
(2)
Use a vacuum cleaner or a soft brush to remove loose particles from the flap track area.
NOTE : Make sure that unwanted material does not go into the flap
____
track area.
(3)
Use clean water to remove the CLEANING AGENTS (Material No. 11-001).
(4)
Use a MISCELLANEOUS (Material No. 19-003) to dry the flap and fairing surfaces.
(5)
Use a MISCELLANEOUS (Material No. 19-003), made moist with CLEANING AGENTS (Material No. 11-026) to clean the flap and the fairing surfaces. Clean a small area at a time. Apply the cleaning agent to the cloth and not the cloth to the cleaning agent. This prevents contamination of the cleaning agent.
(6)
Replace the cloth frequently to make sure that contamination is not put back on the surfaces.
(7)
Clean recesses and edges with the wash brush and CLEANING AGENTS (Material No. 11-026).
(8)
Do the procedure again until the areas are clean.
(9)
Flush the surfaces with clean water.
(10) Dry the surfaces with the lint-free cloth.
Subtask 57-52-11-370-050
B. Painting
(1)
Examine the paint finish for indications of damage.
(2)
If necessary, repair minor damage to the paint top coat, when the primer coat is not damaged (Ref. TASK 51-75-12-300-003).
(3)
If necessary, repair major damage to the paint finish, when the primer coat is damaged: - on light alloy and composite structures (Ref. TASK 51-75-12-300-
001) - on steel structure (Ref. TASK 51-75-12-300-002).
5. Close-up
________ R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
Subtask 57-52-11-410-050
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Install the No. 2 flap track fairing (Ref. TASK 57-55-11-400-001). **ON A/C 301-399,
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