Special Detailed Inspection of Outer Wing Trailing Edge Flap Actuator Brackets at Flap Tracks 2, 3 and 4

TASK 57-51-00-220-005-A
Special Detailed Inspection of Outer Wing Trailing Edge Flap Actuator Brackets at Flap Tracks 2, 3 and 4

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND THE RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.

WARNING: MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING GEAR. THIS WILL PREVENT UNWANTED MOVEMENT OF THE LANDING GEAR, AND THUS POSSIBLE INJURY TO PERSONS AND DAMAGE TO THE AIRCRAFT AND/OR EQUIPMENT.

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.

ZONE: 570
ZONE: 670

1. Reason for the Job
Refer to the MPD TASK: 575101-02

NOTE: The effectivity of this task is ALL. To know if this task is applicable for your aircraft, refer to the MPD task applicability and the weight variant data given in the SRM introduction.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 4M (13 FT)
No specific	AR	SAFETY BARRIER(S)
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	AR	WARNING NOTICE(S)
98D27803000000	1	LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
570	AFT SECTION OF L WING & TE FIXED STRUCT
670	AFT SECTION OF R WING & TE FIXED STRUCT
531CB, 532CB, 533CB, 631CB, 632CB, 633CB

D. Referenced Information

REFERENCE	DESIGNATION
TASK 27-50-00-866-008-A	Extension of the Flaps on the Ground
TASK 27-50-00-866-008-A-01	Extension of the Flaps/Slats on the Ground
TASK 27-50-00-866-009-A	Retraction of the Flaps on the Ground
TASK 27-50-00-866-009-A-01	Retraction of the Flaps/Slats on the Ground
TASK 57-55-11-000-001-A	Removal of the Flap Track Fairings Nos. 2, 3 and 4
TASK 57-55-11-000-004-A	Removal of the Flap Track Fairings Nos. 2, 3 and 4
TASK 57-55-11-400-001-A	Installation of the Flap Track Fairings Nos. 2, 3 and 4
TASK 57-55-11-400-004-A	Installation of the Flap Track Fairings Nos. 2, 3 and 4
NTM 575101
SRM 575100	(for corrective action)
Flap Acuator Brackets

3. Job Set-up
Subtask 57-51-00-941-055-A

A. Safety Precautions
(1) Fully extend the flaps (Ref. AMM TASK 27-50-00-866-008).
(2) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is installed on the flap/slat control lever.
(3) Put WARNING NOTICE(S) in the cockpit to tell persons not to operate the flaps or slats.
(4) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.

Subtask 57-51-00-865-060-A

B. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
49VU	FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1	6CV	B07
121VU	FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2	8CV	Q21

Subtask 57-51-00-010-055-A ** ON A/C NOT FOR ALL

C. Get Access
(1) Put the ACCESS PLATFORM 4M (13 FT) in position below the applicable wing trailing edge at the flap.
(2) Remove the applicable flap track fairings (Ref. AMM TASK 57-55-11-000-001):

for the left wing, remove 531CB 532CB 533CB
for the right wing, remove 631CB 632CB 633CB.

Subtask 57-51-00-010-055-B ** ON A/C NOT FOR ALL

C. Get Access
(1) Put the ACCESS PLATFORM 4M (13 FT) in position below the applicable wing trailing edge at the flap.
(2) Remove the applicable flap track fairings (Ref. AMM TASK 57-55-11-000-004):

for the left wing, remove 531CB 532CB 533CB
for the right wing, remove 631CB 632CB 633CB.

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 57-51-00-110-057-A

A. Preparation for Inspection
(1) Use a Textile-Lint free Cotton - (Material No.14SBA1) , made moist with Non Aqueous Cleaner-General - - (Material No.08BAA9) to clean the flap actuator brackets at tracks 2, 3 and 4.

Subtask 57-51-00-270-050-A

B. Special Detailed Inspection of Outer Wing Trailing Edge Flap Actuator Brackets at Flap Tracks 2, 3 and 4
(1) Do a special detailed inspection of the flap actuator brackets at tracks 2, 3 and 4 NTM 575101.

NOTE: If necessary, refer to the SRM 575100 for the correct repair procedure. If the defect is not included in this repair, you must request a procedure from AIRBUS.

5. Close-up
Subtask 57-51-00-410-056-A ** ON A/C NOT FOR ALL

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the applicable flap track fairings (Ref. AMM TASK 57-55-11-400-001):

for the left wing, install 531CB 532CB 533CB
for the right wing, install 631CB 632CB 633CB.

(3) Remove the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION from the flap/slat control lever.
(4) Fully retract the flaps (Ref. AMM TASK 27-50-00-866-009).

Subtask 57-51-00-410-056-B ** ON A/C NOT FOR ALL

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the applicable flap track fairings (Ref. AMM TASK 57-55-11-400-004):

for the left wing, install 531CB 532CB 533CB
for the right wing, install 631CB 632CB 633CB.

(3) Remove the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION from the flap/slat control lever.
(4) Fully retract the flaps (Ref. AMM TASK 27-50-00-866-009).

Subtask 57-51-00-865-061-A

B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
49VU	FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1	6CV	B07
121VU	FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2	8CV	Q21

Subtask 57-51-00-942-056-A

C. 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.

[Rev.8 from Aug 2017] 2026.04.01 02:15:02 UTC