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 Subtask 57-53-00-010-072-A
 D. Get Access (Ref. Fig. 621A/TASK 57-53-00-991-023-A)
 (1) Put the access platform below the applicable wing trailing edge at flap track 4, zone 533 (633).
 (2) Remove the applicable access panels (Ref. TASK 57-55-11-000-001): - for the left wing, remove 533AT, 533CB - for the right wing, remove 633AT, 633CB.
 (3) Remove and discard the cover(s) from the applicable inspection hole(s) on the front spar.
 (4) Make sure that the applicable inspection hole is clear of unwanted material. 
R  **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 4. Procedure_________
 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-214,
 (Ref. Fig. 621/TASK 57-53-00-991-023) 
R  **ON A/C 106-149, 215-299, 401-499,
 (Ref. Fig. 621A/TASK 57-53-00-991-023-A) 
R  **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 Subtask 57-53-00-110-068
 A. Preparation for Inspection
 (1) Use a MISCELLANEOUS (Material No. 19-003), made moist with CLEANING AGENTS (Material No. 11-026) to clean the external surfaces of the outboard flap upper and lower skins and the front spar fitting. 

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 B. Inspection
 (1) Examine the external parts of the fitting at the front spar that you can see. Make sure that:
 -
there is no corrosion

 -
there are no cracks

 -the surface protection is in the correct condition.
 NOTE : If necessary, refer to the ASRM (Ref. ASRM 575321) for the

____
 correct repair procedure.

 5. Close-up
________
 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-214,
 Subtask 57-53-00-410-071
 A. Close Access
 (Ref. Fig. 621/TASK 57-53-00-991-023)

 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install the leading edge panel 5 (Ref. TASK 27-54-62-400-003).

 (3)
 Install the applicable access panels (Ref. TASK 57-55-11-400-001):

 -for the left wing, install 533AT, 533CB
 -for the right wing, install 633AT, 633CB. R **ON A/C 106-149, 215-299, 401-499,
 Subtask 57-53-00-410-071-A
 A. Close Access
 (Ref. Fig. 619A/TASK 57-53-00-991-020-A)

 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Use BONDING AND ADHESIVE COMPOUNDS (Material No. 08-061A) cut to the correct dimensions, to make a new cover(s) for the applicable inspection hole(s).

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 Outboard Flap - Inspection
 Figure 621A/TASK 57-53-00-991-023-A12 (SHEET 1)

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 Outboard Flap - Inspection
 Figure 621A/TASK 57-53-00-991-023-A22 (SHEET 2)

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 (3)
 Install the new cover(s) on the applicable inspection hole(s).

 (4)
 Install the applicable access panels (Ref. TASK 57-55-11-400-001):

 -for the left wing, install 533AT, 533CB
 -for the right wing, install 633AT, 633CB. R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 Subtask 57-53-00-865-104
 B. Make sure that this(these) circuit breaker(s) is(are) closed: 6CV, 8CV.
 Subtask 57-53-00-860-122
 C. Aircraft Maintenance Configuration
 (1) Fully retract the flaps (Ref. TASK 27-50-00-866-009).
 Subtask 57-53-00-942-076

 D. Removal of Equipment
 (1)
 Remove the warning notice(s).

 (2)
 Remove the access platform(s).

 (3)
 Remove the safety barriers.

 (4)
 Remove the ground support and maintenance equipment, the special and standard tools and all other items.

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 TASK 57-53-00-220-012

 Special Detailed Inspection of Outboard Flap, Internal Support at Track 4 including RIB15, Fitting at Front Spar and Internal Doubler, LH/RH
 WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
 WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
　
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