DOC AIRBUS | AMM A320FAdjustment of the Flap Rollers
TASK 27-51-00-820-010-A
Adjustment of the Flap Rollers
1. Reason for the Job
This procedure is applicable during the flap rigging procedure (adjustment of the flap rigged position).
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Expendable Parts
D. Referenced Information
3. Job Set-up
Subtask 27-51-00-860-077-B ** ON A/C NOT FOR ALL
Subtask 27-51-00-820-085-B ** ON A/C NOT FOR ALL
Subtask 27-51-00-860-078-B ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.03.31 23:52:27 UTC
Adjustment of the Flap Rollers
1. Reason for the Job
This procedure is applicable during the flap rigging procedure (adjustment of the flap rigged position).
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | 1 | SAFETY BARRIER(S) |
| No specific | 1 | WARNING NOTICE(S) |
| No specific | Torque wrench: range to between 0.6 and 0.5 m.daN (53.10 and 44.25 lbf.in )  | |
| No specific | Torque wrench: range to between 1.4 and 1.3 m.daN (123.89 and 115.04 lbf.in ) | |
| No specific | Torque wrench: range to between 2.7 and 2.4 m.daN (19.91 and 17.70 lbf.ft ) | |
| 98D27504006000 | 1 | PIN-RIGGING, FLAPS |
| 98D27803500001 | 1 | LOCKING TOOL ZERO POS |
| 98D27803500002 | 1 | LOCKING TOOL ZERO POS |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.14QFB1) | Wire-Locking Dia: 0.8 mm CRES Nickel Alloy - |
| FIG.ITEM | DESIGNATION | IPC-CSN |
|---|---|---|
| 11 | COTTER PIN | AIPC 57-51-33-01-010 |
| 18 | COTTER PIN | AIPC 57-51-33-01-010 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 27-50-00-866-011-A | Manual Extension of the Flaps |
| TASK 27-50-00-866-012-A | Manual Retraction of the Flaps |
| TASK 27-51-00-820-008-A | Adjustment (Rigging) of the Flaps with the Sharks Fin Tool (A318/319/320) |
| TASK 27-51-00-820-009-A | Adjustment (Rigging) of the Flaps with the Sharks Fin Tool (A321) |
| TASK 27-54-61-000-002-A | Removal of the Flap Kink-Seals and Cushion-Seals |
| TASK 27-54-61-400-006-A | Installation of the Flap Kink-Seals and Cushion-Seals |
| TASK 27-64-00-820-001-D | Adjustment of the Spoilers |
Adjustment of the Cruise RollersSubtask 27-51-00-860-077-B ** ON A/C NOT FOR ALL
A. Aircraft Maintenance Configuration
(1) Make sure that the aircraft is in the correct maintenance configuration as given in the applicable rigging procedure
(Ref. AMM TASK 27-51-00-820-009).
(2) Safety Precautions
(a) Make sure that the 98D27803500001 LOCKING TOOL ZERO POS or 98D27803500002 LOCKING TOOL ZERO POS is installed on the flap/slat control lever.
(b) Make sure that the WARNING NOTICE(S) is in position to tell persons not to operate the flap/slat control lever.
(c) Make sure that the SAFETY BARRIER(S) are in position.
Subtask 27-51-00-860-077-C ** ON A/C NOT FOR ALL (1) Make sure that the aircraft is in the correct maintenance configuration as given in the applicable rigging procedure
(Ref. AMM TASK 27-51-00-820-009).
(2) Safety Precautions
(a) Make sure that the 98D27803500001 LOCKING TOOL ZERO POS or 98D27803500002 LOCKING TOOL ZERO POS is installed on the flap/slat control lever.
(b) Make sure that the WARNING NOTICE(S) is in position to tell persons not to operate the flap/slat control lever.
(c) Make sure that the SAFETY BARRIER(S) are in position.
A. Aircraft Maintenance Configuration
(1) Make sure that the aircraft is in the correct maintenance configuration as given in the applicable rigging procedure
(Ref. AMM TASK 27-51-00-820-008).
(2) Safety Precautions
(a) Make sure that the 98D27803500001 LOCKING TOOL ZERO POS or 98D27803500002 LOCKING TOOL ZERO POS is installed on the flap/slat control lever.
(b) Make sure that the WARNING NOTICE(S) is in position to tell persons not to operate the flap/slat control lever.
(c) Make sure that the SAFETY BARRIER(S) are in position.
Subtask 27-51-00-865-108-A (1) Make sure that the aircraft is in the correct maintenance configuration as given in the applicable rigging procedure
(Ref. AMM TASK 27-51-00-820-008).
(2) Safety Precautions
(a) Make sure that the 98D27803500001 LOCKING TOOL ZERO POS or 98D27803500002 LOCKING TOOL ZERO POS is installed on the flap/slat control lever.
(b) Make sure that the WARNING NOTICE(S) is in position to tell persons not to operate the flap/slat control lever.
(c) Make sure that the SAFETY BARRIER(S) are in position.
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:
4. Procedure| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 49VU | FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 | 6CV | B07 |
| ** ON A/C NOT FOR ALL | |||
| 49VU | FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 | 6CV | B02 |
| ** ON A/C ALL | |||
| 121VU | FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2 | 8CV | Q21 |
Subtask 27-51-00-820-085-B ** ON A/C NOT FOR ALL
A. Alignment of the Inboard Cruise Roller (Kink Roller) of the Outboard Flap
(1) Measure the dimensions Y and Z as follows:
(a) If the dimension Y is less than, or equal to, 3 mm (0.1181 in.):
(a) If necessary, remove the cushion seal (2) (Ref. AMM TASK 27-54-61-000-002).
(b) Remove the nut (4), the collar (3) and the serrated plate (5).
(c) Turn the eccentric bushing (1) until the dimension Z is correct.
(d) Install the serrated plate (5) to lock the eccentric bushing (1).
(e) Install the collar (3) and the nut (4). Tighten the nut (4) by hand.
(f) Do a check of the dimensions Y and Z again.
(g) TORQUE the nut (4) to between 2.7 and 2.4 m.daN (19.91 and 17.70 lbf.ft ).
1 If necessary, install the cushion seal (2) again (Ref. AMM TASK 27-54-61-400-006).
(3) At the outboard end of the shroud box:
(a) Measure the dimension S between the bottom of the shroud box and the top of the inboard flap. The dimension S must be between 5 mm (0.1969 in.) and 12 mm (0.4724 in.).
(4) Do a check of the clearance between the trailing edge of the spoiler 1 and the top surface of the flap (Ref. AMM TASK 27-64-00-820-001).
Subtask 27-51-00-820-087-F ** ON A/C NOT FOR ALL (1) Measure the dimensions Y and Z as follows:
(a) If the dimension Y is less than, or equal to, 3 mm (0.1181 in.):
- you must adjust the position of the cruise roller (6) until the dimension Z is 3 mm (0.1181 in.) +/- 0.5 mm (0.0197 in.).
- you must adjust the position of the cruise roller (6) until the dimension Z is decreased to the minimum possible value or until it is 0 mm (0 in.).
(a) If necessary, remove the cushion seal (2) (Ref. AMM TASK 27-54-61-000-002).
(b) Remove the nut (4), the collar (3) and the serrated plate (5).
(c) Turn the eccentric bushing (1) until the dimension Z is correct.
(d) Install the serrated plate (5) to lock the eccentric bushing (1).
(e) Install the collar (3) and the nut (4). Tighten the nut (4) by hand.
(f) Do a check of the dimensions Y and Z again.
(g) TORQUE the nut (4) to between 2.7 and 2.4 m.daN (19.91 and 17.70 lbf.ft )
. 1 If necessary, install the cushion seal (2) again (Ref. AMM TASK 27-54-61-400-006).
(3) At the outboard end of the shroud box:
(a) Measure the dimension S between the bottom of the shroud box and the top of the inboard flap. The dimension S must be between 5 mm (0.1969 in.) and 12 mm (0.4724 in.).
(4) Do a check of the clearance between the trailing edge of the spoiler 1 and the top surface of the flap (Ref. AMM TASK 27-64-00-820-001).
B. Adjustment of the Outer Roller
(1) Use a straight-edge to measure the alignment between the outboard flap top surface and the outer fixed-shroud top surface.
(a) If the dimension is less than 1 mm (0.0394 in.), the position of the outer roller (13) is correct.
(b) If the dimension is more than 1 mm (0.0394 in.), you must adjust the outer roller (13).
(2) Adjustment of the outer roller (13):
(b) Remove the bolts (12), the washers (11) and remove the locking plate (10).
(c) Turn the spindle (14) until the outer roller (13) moves the flap in the specified limits.
(d) Install the locking plate (10), the washers (11) and the bolts (12).
(e) Safety the bolts (12) with14QFB1 Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -
Subtask 27-51-00-820-085-C ** ON A/C NOT FOR ALL (1) Use a straight-edge to measure the alignment between the outboard flap top surface and the outer fixed-shroud top surface.
(a) If the dimension is less than 1 mm (0.0394 in.), the position of the outer roller (13) is correct.
(b) If the dimension is more than 1 mm (0.0394 in.), you must adjust the outer roller (13).
(2) Adjustment of the outer roller (13):
WARNING:
USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
(a) Remove the lockwire from the bolts (12) and discard. (b) Remove the bolts (12), the washers (11) and remove the locking plate (10).
(c) Turn the spindle (14) until the outer roller (13) moves the flap in the specified limits.
(d) Install the locking plate (10), the washers (11) and the bolts (12).
(e) Safety the bolts (12) with
C. Adjustment of the Cruise Rollers of the Inboard and Outboard Flap
(1) Adjustment of the cruise roller of the outboard flap:
(a) Measure dimension Y (between the cruise roller and the cam plate):
1 The position of the cruise roller (6) is correct if dimension Y is between 0 mm (0.0000 in.) and 2 mm (0.0787 in.).
2 If dimension Y is more than 2 mm (0.0787 in.), you must adjust the position of the cruise roller (6).
(b) Adjustment of the cruise roller (6):
1 If necessary, remove the cushion seal (2) (Ref. AMM TASK 27-54-61-000-002).
2 Remove the nut (4), the collar (3) and the serrated plate (5).
3 Turn the eccentric bushing (1) until dimension Y is correct.
4 Install the serrated plate (5) to lock the eccentric bushing (1).
5 Install the collar (3) and the nut (4).
6 TORQUE the nut (4) to between 2.7 and 2.4 m.daN (19.91 and 17.70 lbf.ft ).
(c) Do a check of dimension Y again.
1 If necessary, install the cushion seal (2) again (Ref. AMM TASK 27-54-61-400-006).
(2) Adjustment of the outboard cruise roller of the inboard flap
(a) Measure and record dimension V.
(b) Measure dimension X, this must be 6 MM (0.2362 IN.) minus dimension V, plus 0.5 MM (0.0197 IN.) or minus 1 MM (0.0394 IN.).
(c) If dimension X is not correct, you must adjust the cruise roller (6).
(d) Adjustment of the cruise roller (6):
1 If necessary, remove the cushion seal (2) (Ref. AMM TASK 27-54-61-000-002).
2 Remove the nut (4), the collar (3) and the serrated plate (5).
3 Turn the eccentric bushing (1) until dimension X is correct.
4 Install the serrated plate (5) to lock the eccentric bushing (1).
5 Install the collar (3) and the nut (4).
6 TORQUE the nut (4) to between 2.7 and 2.4 m.daN (19.91 and 17.70 lbf.ft ).
(e) Do a check of dimension X again.
1 If necessary, install the cushion seal (2) again (Ref. AMM TASK 27-54-61-400-006).
Subtask 27-51-00-820-087-E ** ON A/C NOT FOR ALL (1) Adjustment of the cruise roller of the outboard flap:
(a) Measure dimension Y (between the cruise roller and the cam plate):
1 The position of the cruise roller (6) is correct if dimension Y is between 0 mm (0.0000 in.) and 2 mm (0.0787 in.).
2 If dimension Y is more than 2 mm (0.0787 in.), you must adjust the position of the cruise roller (6).
(b) Adjustment of the cruise roller (6):
1 If necessary, remove the cushion seal (2) (Ref. AMM TASK 27-54-61-000-002).
2 Remove the nut (4), the collar (3) and the serrated plate (5).
3 Turn the eccentric bushing (1) until dimension Y is correct.
4 Install the serrated plate (5) to lock the eccentric bushing (1).
5 Install the collar (3) and the nut (4).
6 TORQUE the nut (4) to between 2.7 and 2.4 m.daN (19.91 and 17.70 lbf.ft )
. (c) Do a check of dimension Y again.
1 If necessary, install the cushion seal (2) again (Ref. AMM TASK 27-54-61-400-006).
(2) Adjustment of the outboard cruise roller of the inboard flap
(a) Measure and record dimension V.
(b) Measure dimension X, this must be 6 MM (0.2362 IN.) minus dimension V, plus 0.5 MM (0.0197 IN.) or minus 1 MM (0.0394 IN.).
(c) If dimension X is not correct, you must adjust the cruise roller (6).
(d) Adjustment of the cruise roller (6):
1 If necessary, remove the cushion seal (2) (Ref. AMM TASK 27-54-61-000-002).
2 Remove the nut (4), the collar (3) and the serrated plate (5).
3 Turn the eccentric bushing (1) until dimension X is correct.
4 Install the serrated plate (5) to lock the eccentric bushing (1).
5 Install the collar (3) and the nut (4).
6 TORQUE the nut (4) to between 2.7 and 2.4 m.daN (19.91 and 17.70 lbf.ft )
. (e) Do a check of dimension X again.
1 If necessary, install the cushion seal (2) again (Ref. AMM TASK 27-54-61-400-006).
D. Adjustment of the Outer Roller (at the Outer Fixed Shroud)
(1) Use a straight-edge to measure the alignment between the outboard flap top surface and the outer fixed-shroud top surface.
(a) If the dimension is less than 1 mm (0.0394 in.), the position of the outer roller (14) is correct.
(b) If the dimension is more than 1 mm (0.0394 in.), you must adjust the outer roller (14).
(2) Adjustment of the outer roller (14):
(a) Remove all rigging pins and manually extend the flaps to the fully extended position (Ref. AMM TASK 27-50-00-866-011).
(b) Install the 98D27504006000 PIN-RIGGING, FLAPS at the track 4 position.
(c) Remove and discard the cotter pins (11) and (18).
(d) Remove the nut (11) and the washer (12).
(e) Remove the bolt (13) and release the locking plate (16) from the spigot (15).
(f) Loosen the nut (17) sufficiently to let you turn the spigot (15).
(g) Turn the spigot (15) until the roller (14) moves the flap within the specified limits.
(h) Install the locking plate (16).
(i) Install the washer (12) and the nut (10).
(j) TORQUE the nut (10) to between 0.6 and 0.5 m.daN (53.10 and 44.25 lbf.in ).
(k) TORQUE the nut (17) to between 1.4 and 1.3 m.daN (123.89 and 115.04 lbf.in ).
(l) Make sure that the roller (14) is free to turn.
(m) Remove the 98D27504006000 PIN-RIGGING, FLAPS from the track 4 position.
(n) Manually retract the flaps to the position 0. (Ref. AMM TASK 27-50-00-866-012)
(o) Install the 98D27504006000 PIN-RIGGING, FLAPS at the track 4 position again.
(3) Do a check of the dimension again:
(a) Use a straight-edge to measure the alignment between the outboard flap top surface and the outer fixed-shroud top surface.
(b) If the dimension is less than 1 MM (0.0394 IN.), the position of the outer roller (14) is correct.
(c) If the dimension is more than 1 MM (0.0394 IN.), do the adjustment of the roller (14) again.
(4) When the dimension is correct:
(a) Install a new AIPC 57-51-33-01-010 COTTER PIN (11) and AIPC 57-51-33-01-010 COTTER PIN (18).
(b) Remove all the rigging pins.
5. Close-up(1) Use a straight-edge to measure the alignment between the outboard flap top surface and the outer fixed-shroud top surface.
(a) If the dimension is less than 1 mm (0.0394 in.), the position of the outer roller (14) is correct.
(b) If the dimension is more than 1 mm (0.0394 in.), you must adjust the outer roller (14).
(2) Adjustment of the outer roller (14):
(a) Remove all rigging pins and manually extend the flaps to the fully extended position (Ref. AMM TASK 27-50-00-866-011).
(b) Install the 98D27504006000 PIN-RIGGING, FLAPS at the track 4 position.
(c) Remove and discard the cotter pins (11) and (18).
(d) Remove the nut (11) and the washer (12).
(e) Remove the bolt (13) and release the locking plate (16) from the spigot (15).
(f) Loosen the nut (17) sufficiently to let you turn the spigot (15).
(g) Turn the spigot (15) until the roller (14) moves the flap within the specified limits.
(h) Install the locking plate (16).
(i) Install the washer (12) and the nut (10).
(j) TORQUE the nut (10) to between 0.6 and 0.5 m.daN (53.10 and 44.25 lbf.in )
. (k) TORQUE the nut (17) to between 1.4 and 1.3 m.daN (123.89 and 115.04 lbf.in )
. (l) Make sure that the roller (14) is free to turn.
(m) Remove the 98D27504006000 PIN-RIGGING, FLAPS from the track 4 position.
(n) Manually retract the flaps to the position 0. (Ref. AMM TASK 27-50-00-866-012)
(o) Install the 98D27504006000 PIN-RIGGING, FLAPS at the track 4 position again.
(3) Do a check of the dimension again:
(a) Use a straight-edge to measure the alignment between the outboard flap top surface and the outer fixed-shroud top surface.
(b) If the dimension is less than 1 MM (0.0394 IN.), the position of the outer roller (14) is correct.
(c) If the dimension is more than 1 MM (0.0394 IN.), do the adjustment of the roller (14) again.
(4) When the dimension is correct:
(a) Install a new AIPC 57-51-33-01-010 COTTER PIN (11) and AIPC 57-51-33-01-010 COTTER PIN (18).
(b) Remove all the rigging pins.
Subtask 27-51-00-860-078-B ** ON A/C NOT FOR ALL
A. Aircraft Maintenance Configuration
(1) After the adjustment:
Subtask 27-51-00-860-078-C ** ON A/C NOT FOR ALL (1) After the adjustment:
- Continue the applicable rigging procedure (Ref. AMM TASK 27-51-00-820-009).
A. Aircraft Maintenance Configuration
(1) After the adjustment:
(1) After the adjustment:
- Continue the applicable rigging procedure (Ref. AMM TASK 27-51-00-820-008).