DOC AIRBUS | AMM A320FDimensional Check of the Joints that connect the Flap Actuator Levers to the Flap Drive Struts (Tracks 3 and 4)
TASK 27-54-62-220-001-A
Dimensional Check of the Joints that connect the Flap Actuator Levers to the Flap Drive Struts (Tracks 3 and 4)
Because the free movement of the outboard flap is more than that in TASK 27-54-00-200-003.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Referenced Information
3. Job Set-up
Subtask 27-54-62-941-064-A
Subtask 27-54-62-410-059-A
[Rev.10 from 2021]
2026.04.01 07:01:22 UTC
Dimensional Check of the Joints that connect the Flap Actuator Levers to the Flap Drive Struts (Tracks 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.
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:
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.
Because the free movement of the outboard flap is more than that in TASK 27-54-00-200-003.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | ACCESS PLATFORM 2M (6 FT) |
| No specific | AR | SAFETY BARRIER(S) |
| No specific | AR | WARNING NOTICE(S) |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 27-54-55-000-002-A | Removal of the Flap-Actuator Lever Assembly - Track 3 |
| TASK 27-54-55-000-003-A | Removal of the Flap-Actuator Lever Assembly - Track 4 |
| TASK 27-54-55-400-002-A | Installation of the Flap-Actuator Lever Assembly - Track 3 |
| TASK 27-54-55-400-003-A | Installation of the Flap-Actuator Lever Assembly - Track 4 |
Outboard Flap - Fits and Clearances (Tracks 3 and 4)Subtask 27-54-62-941-064-A
A. Safety Precautions
(1) Put a WARNING NOTICE(S) on the flap/slat control lever (panel 114VU) to tell persons not to operate the flaps.
(2) Put the SAFETY BARRIER(S) in position.
Subtask 27-54-62-010-056-A (1) Put a WARNING NOTICE(S) on the flap/slat control lever (panel 114VU) to tell persons not to operate the flaps.
(2) Put the SAFETY BARRIER(S) in position.
B. Get Access
Put the ACCESS PLATFORM 2M (6 FT) in position below the applicable zone 575 or 675.
(1) Disconnect the joints at tracks 3 and 4 that connect the actuator levers to the drive struts (Ref. AMM TASK 27-54-55-000-002) and (Ref. AMM TASK 27-54-55-000-003).
4. ProcedurePut the ACCESS PLATFORM 2M (6 FT) in position below the applicable zone 575 or 675.
(1) Disconnect the joints at tracks 3 and 4 that connect the actuator levers to the drive struts (Ref. AMM TASK 27-54-55-000-002) and (Ref. AMM TASK 27-54-55-000-003).
CAUTION:
BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING EDGE:
Subtask 27-54-62-220-065-B ** ON A/C NOT FOR ALL - 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.
A. Dimensions of the Joint that Connect the Actuator Lever to the Drive Strut (Tracks 3 and 4).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-066-B ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 15.841 | 15.859 | | | 15.807 | | |
| OD 1 | (0.6237) | (0.6244) | | | (0.6223) | | |
| | | | 0.0160 | 0.0520 | | | 0.1200 |
| | | | (0.0006) | (0.0020) | | | (0.0047) |
| A | 15.875 | 15.893 | | | | 15.927 | |
| ID 2 | (0.6250) | (0.6257) | | | | (0.6270) | |
B. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Tracks 3 and 4).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-067-B ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 15.841 | 15.859 | | | 15.822 | | |
| OD 1 | (0.6237) | (0.6244) | | | (0.6229) | | |
| | | | 0.0030 | 0.0340 | | | 0.0720 |
| | | | (0.0001) | (0.0013) | | | (0.0028) |
| A | 15.862 | 15.875 | | | | 15.894 | |
| ID 4 | (0.6245) | (0.6250) | | | | (0.6257) | |
C. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Tracks 3 and 4).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-068-B ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 15.841 | 15.859 | | | 15.781 | | |
| OD 1 | (0.6237) | (0.6244) | | | (0.6213) | | |
| | | | 0.0460 | 0.0740 | | | 0.1940 |
| | | | (0.0018) | (0.0029) | | | (0.0076) |
| A | 15.905 | 15.915 | | | | 15.975 | |
| ID 5 | (0.6262) | (0.6266) | | | | (0.6289) | |
D. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Tracks 3 and 4).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-069-B ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 20.959 | 20.980 | | | 20.918 | | |
| OD 2 | (0.8252) | (0.8260) | | | (0.8235) | | |
| | | | 0.0200 | 0.0620 | | | 0.1440 |
| | | | (0.0008) | (0.0024) | | | (0.0057) |
| A | 21.000 | 21.021 | | | | 21.062 | |
| ID 3 | (0.8268) | (0.8276) | | | | (0.8292) | |
E. Not applicable.
Subtask 27-54-62-220-070-B ** ON A/C NOT FOR ALL F. Not applcable.
Subtask 27-54-62-220-071-B ** ON A/C NOT FOR ALL G. Not applcable.
Subtask 27-54-62-220-065-D ** ON A/C NOT FOR ALL H. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Track 3).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-066-D ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 25.374 | 25.384 | | | 25.342 | | |
| OD 1 | (0.9990) | (0.9994) | | | (0.9977) | | |
| | | | 0.0160 | 0.0470 | | | 0.1110 |
| | | | (0.0006) | (0.0019) | | | (0.0044) |
| A | 25.400 | 25.421 | | | | 25.453 | |
| ID 2 | (1.0000) | (1.0008) | | | | (1.0021) | |
I. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Track 3).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-067-D ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 25.374 | 25.384 | | | 25.359 | | |
| OD 1 | (0.9990) | (0.9994) | | | (0.9984) | | |
| | | | 0.0030 | 0.0260 | | | 0.0560 |
| | | | (0.0001) | (0.0010) | | | (0.0022) |
| A | 25.387 | 25.400 | | | | 25.415 | |
| ID 4 | (0.9995) | (1.0000) | | | | (1.0006) | |
J. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Track 3).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-068-D ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 30.950 | 30.975 | | | 30.900 | | |
| OD 2 | (1.2185) | (1.2195) | | | (1.2165) | | |
| | | | 0.0250 | 0.0750 | | | 0.1750 |
| | | | (0.0010) | (0.0030) | | | (0.0069) |
| A | 31.000 | 31.025 | | | | 31.075 | |
| ID 3 | (1.2205) | (1.2215) | | | | (1.2234) | |
K. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Track 4).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-069-D ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 15.849 | 15.859 | | | 15.819 | | |
| OD 5 | (0.6240) | (0.6244) | | | (0.6228) | | |
| | | | 0.0160 | 0.0440 | | | 0.1040 |
| | | | (0.0006) | (0.0017) | | | (0.0041) |
| A | 15.875 | 15.893 | | | | 15.923 | |
| ID 6 | (0.6250) | (0.6257) | | | | (0.6269) | |
L. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Track 4).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-070-D ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 15.849 | 15.859 | | | 15.834 | | |
| OD 5 | (0.6240) | (0.6244) | | | (0.6234) | | |
| | | | 0.0030 | 0.0260 | | | 0.0560 |
| | | | (0.0001) | (0.0010) | | | (0.0022) |
| A | 15.862 | 15.875 | | | | 15.890 | |
| ID 8 | (0.6245) | (0.6250) | | | | (0.6256) | |
M. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Track 4).
(1) Do a check of the dimensions that follow:
Subtask 27-54-62-220-071-D ** ON A/C NOT FOR ALL (1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 15.849 | 15.859 | | | 15.793 | | |
| OD 5 | (0.6240) | (0.6244) | | | (0.6218) | | |
| | | | 0.0460 | 0.0660 | | | 0.1780 |
| | | | (0.0018) | (0.0026) | | | (0.0070) |
| A | 15.905 | 15.915 | | | | 15.971 | |
| ID 9 | (0.6262) | (0.6266) | | | | (0.6288) | |
N. Dimensions of the Joint that Connects the Actuator Lever to the Drive Strut (Track 4).
(1) Do a check of the dimensions that follow:
5. Close-up(1) Do a check of the dimensions that follow:
| FIG. DETAIL AND ITEM N° | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | |||||
|---|---|---|---|---|---|---|---|
| A | 20.959 | 20.980 | | | 20.918 | | |
| OD 6 | (0.8252) | (0.8260) | | | (0.8235) | | |
| | | | 0.0200 | 0.0620 | | | 0.1440 |
| | | | (0.0008) | (0.0024) | | | (0.0057) |
| A | 21.000 | 21.021 | | | | 21.062 | |
| ID 7 | (0.8268) | (0.8276) | | | | (0.8292) | |
Subtask 27-54-62-410-059-A
A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Connect the joints at tracks 3 and 4 to connect the actuator levers to the drive struts (Ref. AMM TASK 27-54-55-400-002) and (Ref. AMM TASK 27-54-55-400-003).
Subtask 27-54-62-942-058-A (1) Make sure that the work area is clean and clear of tools and other items.
(2) Connect the joints at tracks 3 and 4 to connect the actuator levers to the drive struts (Ref. AMM TASK 27-54-55-400-002) and (Ref. AMM TASK 27-54-55-400-003).
B. Removal of Equipment
(1) Remove the safety barriers.
(2) Remove the WARNING NOTICE(S).
(3) Remove the access platform(s).
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(1) Remove the safety barriers.
(2) Remove the WARNING NOTICE(S).
(3) Remove the access platform(s).
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.