DOC AIRBUS | AMM A320FSpecial Detailed Inspection (HFEC) of Outer-Wing Trailing-Edge Spoilers 2, 3 and 4 Actuator and Hinge Fittings at Vertical Legs....
TASK 57-51-00-200-002-A
Special Detailed Inspection (HFEC) of Outer-Wing Trailing-Edge Spoilers 2, 3 and 4 Actuator and Hinge Fittings at Vertical Legs....
Refer to the MPD TASK: 575130-01
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Referenced Information
3. Job Set-up
Subtask 57-51-00-941-050-A ** ON A/C NOT FOR ALL
Subtask 57-51-00-110-050-A ** ON A/C NOT FOR ALL
Subtask 57-51-00-865-051-A ** ON A/C NOT FOR ALL
[Rev.8 from Aug 2017]
2026.04.02 06:31:10 UTC
Special Detailed Inspection (HFEC) of Outer-Wing Trailing-Edge Spoilers 2, 3 and 4 Actuator and Hinge Fittings at Vertical Legs....
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.
CAUTION:
BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING EDGE:
1. Reason for the Job- 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.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | ACCESS PLATFORM 3M (10 FT) |
| No specific | AR | SAFETY BARRIER(S) |
| No specific | AR | SAFETY CLIP - CIRCUIT BREAKER |
| No specific | AR | WARNING NOTICE(S) |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.08BAA9) | Non Aqueous Cleaner-General - - |
| (Material No.14SBA1) | Textile-Lint free Cotton - |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 570 | AFT SECTION OF L WING & TE FIXED STRUCT |
| 670 | AFT SECTION OF R WING & TE FIXED STRUCT |
| 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 27-60-00-866-002-A | Extension-Retraction of the Spoilers for Maintenance |
| NTM 575130 | |
| SRM 575100 | (for corrective action) |
Spoilers 2, 3 and 4 Actuator and Hinge-fittingsSubtask 57-51-00-941-050-A ** ON A/C NOT FOR ALL
A. Safety Precautions
(1) Put WARNING NOTICE(S) in the cockpit to tell persons not to operate the flaps or slats.
(2) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.
Subtask 57-51-00-860-052-A ** ON A/C NOT FOR ALL (1) Put WARNING NOTICE(S) in the cockpit to tell persons not to operate the flaps or slats.
(2) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.
B. Aircraft Maintenance Configuration
(1) Fully extend the flaps (Ref. AMM TASK 27-50-00-866-008).
(2) Fully extend the spoilers (Ref. AMM TASK 27-60-00-866-002).
(3) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is installed on the flap/slat control lever.
(4) Make sure that the 98D27604000000 COLLAR-SAFETY, SPOILER is installed on the spoiler actuator.
(5) Put the ACCESS PLATFORM 3M (10 FT) below the applicable wing trailing edge, zones 573(673) and 575(675).
Subtask 57-51-00-865-050-A ** ON A/C NOT FOR ALL (1) Fully extend the flaps (Ref. AMM TASK 27-50-00-866-008).
(2) Fully extend the spoilers (Ref. AMM TASK 27-60-00-866-002).
(3) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is installed on the flap/slat control lever.
(4) Make sure that the 98D27604000000 COLLAR-SAFETY, SPOILER is installed on the spoiler actuator.
(5) Put the ACCESS PLATFORM 3M (10 FT) below the applicable wing trailing edge, zones 573(673) and 575(675).
C. Open, safety and tag this(these) circuit breaker(s):
4. Procedure| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 49VU | FLIGHT CONTROLS/SEC1/NORM/SPLY | 21CE1 | B08 |
| 49VU | FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 | 6CV | B07 |
| 49VU | FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 | 5CV | B06 |
| 105VU | FLT CTL/SEC1/STBY SPLY | 22CE | B01 |
| 121VU | FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2 | 8CV | Q21 |
| 121VU | FLIGHT CONTROLS/SEC3/SPLY | 21CE3 | Q19 |
| 121VU | FLIGHT CONTROLS/SEC2/SPLY | 21CE2 | Q18 |
| 121VU | FLIGHT CONTROLS/SLT/CTL/SYS2 | 7CV | R21 |
Subtask 57-51-00-110-050-A ** ON A/C NOT FOR ALL
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:
Subtask 57-51-00-280-052-A ** ON A/C NOT FOR ALL (1) Use a Textile-Lint free Cotton - (Material No.14SBA1) , made moist with Non Aqueous Cleaner-General - - (Material No.08BAA9) to clean:
- the area at point 'Y' of the spoiler actuator and hinge fitting (1)
- the adjacent area(s) (1) and (2).
B. Special Detailed Inspection (HFEC) of Outer-Wing Trailing-Edge Spoilers 2, 3 and 4 Actuator and Hinge Fittings at Vertical Legs (Applicable Only to Part Number D575-40139, 40140, 40141)
(1) Do a special detailed inspection of the areas at point 'Y' of the spoilers 2 thru 4 actuator and hinge fittings NTM 575130.
5. Close-up(1) Do a special detailed inspection of the areas at point 'Y' of the spoilers 2 thru 4 actuator and hinge fittings NTM 575130.
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.
Subtask 57-51-00-865-051-A ** ON A/C NOT FOR ALL
A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
Subtask 57-51-00-860-053-A ** ON A/C NOT FOR ALL | PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 49VU | FLIGHT CONTROLS/SEC1/NORM/SPLY | 21CE1 | B08 |
| 49VU | FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 | 6CV | B07 |
| 49VU | FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 | 5CV | B06 |
| 105VU | FLT CTL/SEC1/STBY SPLY | 22CE | B01 |
| 121VU | FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2 | 8CV | Q21 |
| 121VU | FLIGHT CONTROLS/SEC3/SPLY | 21CE3 | Q19 |
| 121VU | FLIGHT CONTROLS/SEC2/SPLY | 21CE2 | Q18 |
| 121VU | FLIGHT CONTROLS/SLT/CTL/SYS2 | 7CV | R21 |
B. Aircraft Maintenance Configuration
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION from the flap/slat control lever.
(3) Retract the flaps (Ref. AMM TASK 27-50-00-866-009).
(4) Retract the spoilers (Ref. AMM TASK 27-60-00-866-002).
Subtask 57-51-00-942-050-A ** ON A/C NOT FOR ALL (1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION from the flap/slat control lever.
(3) Retract the flaps (Ref. AMM TASK 27-50-00-866-009).
(4) Retract the spoilers (Ref. AMM TASK 27-60-00-866-002).
C. Removal of Equipment
(1) Remove the access platform(s).
(2) Remove the WARNING NOTICE(S).
(3) Remove the safety barriers.
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(1) Remove the access platform(s).
(2) Remove the WARNING NOTICE(S).
(3) Remove the safety barriers.
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.