W DOC AIRBUS | AMM A320F

Installation of the Flap Attachment Bearing


TASK 57-53-21-400-001-A
Installation of the Flap Attachment Bearing


WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
WARNING: MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING NOTICES ARE IN POSITION.
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.
1. Reason for the Job
Self Explanatory.
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
1
ACCESS PLATFORM 3M (10 FT)
No specific
1
WARNING NOTICE(S)
No specific
Torque wrench: range to between 0.7 and 0.6 m.daN (61.95 and 53.10 lbf.in ) T
No specific
Torque wrench: range to between 1.4 and 1.2 m.daN (123.89 and 106.19 lbf.in ) T
No specific
Torque wrench: range to between 1.8 and 1.6 m.daN (13.27 and 11.80 lbf.ft ) T
No specific
Torque wrench: range to between 10.0 and 8.0 m.daN (73.75 and 59.00 lbf.ft ) T
No specific
Torque wrench: range to between 12.0 and 10.0 m.daN (88.50 and 73.75 lbf.ft ) T
98D27507541000
1
WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4
98D27803500001
1
LOCKING TOOL ZERO POS
98D57004034000
1
REM-INST. TOOL - FLAP BEARING
98D57004050000
1
SPANNER FLAP TRACK 2 AND 3 BEARING
 B. Consumable Materials
REFERENCE
DESIGNATION
(Material No.03FDB1)
Mineral Oil base Grease-Anti-Fretting Paste -
(Material No.03QDB1)
Dry lubricant-Anti Seizing PTFE Loaded -
(Material No.04BAM6)
Pore Filler Polyurethane-- - Furnishing
(Material No.04JMD3)
Top Coat Polyurethane-- Decorative External Structure
(Material No.04QAB2)
Coating_- Flexible Structure
(Material No.06AAE1)
Polysulfide Sealant-General Purpose Smoother -
(Material No.06ABB1)
Polysulfide Sealant-Fuel Tank Fillet -
(Material No.06LCG9)
Non Hardening Jointing Putty-Medium Temp. Area - -
(Material No.08BAA9)
Non Aqueous Cleaner-General - -
(Material No.14SBA1)
Textile-Lint free Cotton -
 C. Expendable Parts
FIG.ITEM
DESIGNATION
IPC-CSN
4
SPHERICAL BEARING
AIPC 57-53-21-02-080
7
LOCKNUT
AIPC 57-53-21-02-090
6
LOCKWASHER
AIPC 57-53-21-02-100
12
SPHERICAL BEARING
AIPC 57-53-21-02-170
15
LOCKNUT
AIPC 57-53-21-02-180
14
LOCKWASHER
AIPC 57-53-21-02-190
2
LOCK
AIPC 57-53-23-15-290
4
BEARING
AIPC 57-53-23-15-300
6
LOCKNUT
AIPC 57-53-23-15-310
7
WASHER
AIPC 57-53-23-15-320
14
TAB-WASHER
AIPC 57-53-23-16-150
11
SPHERICAL BEARING
AIPC 57-53-23-16-170
9
LOCKNUT
AIPC 57-53-23-16-180
10
LOCKWASHER
AIPC 57-53-23-16-190
 D. Referenced Information
REFERENCE
DESIGNATION
TASK 27-54-00-710-001-A
Operational Test of the Flap System
TASK 27-54-62-000-001-A
Removal of the Outboard Flap
TASK 27-54-62-000-002-A
Removal of the Outboard Double-Slotted Flap
TASK 27-54-62-400-001-A
Installation of the Outboard Flap
TASK 27-54-62-400-002-A
Installation of the Outboard Double-Slotted Flap
3. Job Set-up
Subtask 57-53-21-941-051-A
A. Safety Precautions
   (1) Make sure that the safety barriers are in position.
   (2) Make sure that the 98D27803500001 LOCKING TOOL ZERO POS is on the slat/flap control lever.
   (3) Make sure that the WARNING NOTICE(S) are in position to tell persons not to operate the slat/flap system.
Subtask 57-53-21-865-051-A
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
49VUFLIGHT CONTROLS/FLP/CTL AND MONG/SYS16CVB07
** ON A/C NOT FOR ALL
49VUFLIGHT CONTROLS/FLP/CTL AND MONG/SYS16CVB02
** ON A/C ALL
121VUFLIGHT CONTROLS/FLP/CTL AND/MONG/SYS28CVQ21
Subtask 57-53-21-860-050-A ** ON A/C NOT FOR ALL
C. Aircraft Maintenance Configuration
   (1) Make sure that the ACCESS PLATFORM 3M (10 FT) is below the applicable outboard flap, at zone 533(633).
   (2) Make sure that the applicable outboard flap is removed (Ref. AMM TASK 27-54-62-000-001).
Subtask 57-53-21-860-050-B ** ON A/C NOT FOR ALL
C. Aircraft Maintenance Configuration
   (1) Make sure that the ACCESS PLATFORM 3M (10 FT) is below the applicable outboard flap, at zone 533(633).
   (2) Make sure that the applicable outboard flap is removed (Ref. AMM TASK 27-54-62-000-002).
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 57-53-21-420-050-A
A. Preparation for Installation.
   (1) Clean the component interfaces and the adjacent areas with a Textile-Lint free Cotton - (Material No.14SBA1) made moist with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
   (2) Do an inspection of the component interfaces and the adjacent area.
   (3) Make sure that the parts retained from the removed component are clean and in the correct condition.
Subtask 57-53-21-420-051-D ** ON A/C NOT FOR ALL
B. Installation of the Flap Attachment Bearing
   (1) For Track 3, do the steps that follow:
     (a) Clean the bore of the structure (5) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (b) Apply Mineral Oil base Grease-Anti-Fretting Paste - (Material No.03FDB1) to the mating surfaces of the new AIPC 57-53-21-02-080 SPHERICAL BEARING (4) and the structure (5).
     (c) Make sure that the Mineral Oil base Grease-Anti-Fretting Paste - (Material No.
03FDB1) does not touch the internal surfaces of the spherical bearing (4).
     (d) Install the spherical bearing (4) in the position shown.
     (e) Install the new AIPC 57-53-21-02-100 LOCKWASHER (6) on the spherical bearing (4).
     (f) Clean the new
AIPC 57-53-21-02-090 LOCKNUT (7) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (g) Apply Dry lubricant-Anti Seizing PTFE Loaded - (Material No.03QDB1) to the thread and the contact side of the locknut (7) to the lockwasher (8).
     (h) Install the locknut (7) with the 98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4.
     (i) Clean the bolt (1) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (j) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the bolt (1).
     (k) Install the rotation-lock (3) with the nut (8), the washer (2) and the bolt (1).
     (l) TORQUE the nut (8) to between 1.4 and 1.2 m.daN (123.89 and 106.19 lbf.in ) T.
     (m) TORQUE the locknut (7) with the
98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4 to between 10 and 8 m.daN (73.75 and 59.00 lbf.ft ) T.
     (n) Safety the locknut (7) with the lockwasher (6).
     (o) Do a no-load Breakaway Torque of the spherical bearing (4) to 0.75 m.daN (66.37 lbf.in) maximum.
     (p) Apply Polysulfide Sealant-General Purpose Smoother - (Material No.
06AAE1) or Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) for filling of cavities to the contact surfaces between the structure (5), lockwasher (6) and the locknut (7) and let the sealant dry.
     (q) Clean the head of the bolt (1), the washer (2) and the nut (8) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (r) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the sealant.
     (s) Apply Pore Filler Polyurethane-- - Furnishing (Material No.04BAM6) to the head of the bolt (1), the washer (2) and the nut (8).
     (t) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the Pore Filler Polyurethane-- - Furnishing (Material No.04BAM6) .
     (u) Clean the contact surfaces between the structure (5) and the rotation-lock (3) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (v) Apply Polysulfide Sealant-General Purpose Smoother - (Material No.06AAE1) or Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) for filling of cavities to the contact surfaces between structure (5) and the rotation-lock (3) and let the sealant dry.
     (w) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the sealant.
     (x) Apply red Top Coat Polyurethane-- Decorative External Structure (Material No.04JMD3) , as shown, to the spherical bearing (4).
   (2) For Track 4, do the steps that follows:
     (a) Clean the bore of the structure (13) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (b) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the mating surfaces of the new AIPC 57-53-21-02-170 SPHERICAL BEARING (12) and the structure (13).
     (c) Make sure that the Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.
06LCG9) does not touch the internal surfaces of the spherical bearing (12).
     (d) Install the spherical bearing (12) in the position shown.
     (e) Install the new AIPC 57-53-21-02-190 LOCKWASHER (14) on the spherical bearing (12).
     (f) Install the new
AIPC 57-53-21-02-180 LOCKNUT (15) with the 98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4.
     (g) Clean the bolt (9) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (h) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the bolts (9).
     (i) Install the rotation-lock (11) with the nut (16), the washer (12) and the bolt (9).
     (j) TORQUE the nut (16) to between 1.4 and 1.2 m.daN (123.89 and 106.19 lbf.in ) T.
     (k) TORQUE the locknut (15) with the
98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4 to between 10 and 8 m.daN (73.75 and 59.00 lbf.ft ) T.
     (l) Safety the locknut (15) with the lockwasher (14).
     (m) Do a no-load Breakaway Torque of the spherical bearing (12) to 0.75 m.daN (66.37 lbf.in) maximum.
     (n) Clean the contact surfaces between the structure (13), the lockwasher (14) and the locknut (15) with Non Aqueous Cleaner-General - - (Material No.
08BAA9) .
     (o) Apply Polysulfide Sealant-General Purpose Smoother - (Material No.06AAE1) or Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) for filling of the cavities to the contact surfaces between the structure (13), the lockwasher (14) and the locknut (15) and let the sealant dry.
     (p) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the sealant.
     (q) Clean the head of the bolt (9), the washer (12) and the nut (16) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (r) Apply Pore Filler Polyurethane-- - Furnishing (Material No.04BAM6) to the head of the bolt (9), the washer (12) and the nut (16).
     (s) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the Pore Filler Polyurethane-- - Furnishing (Material No.04BAM6) .
     (t) Clean the contact surfaces between the structure and the rotation-lock (11) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (u) Apply Polysulfide Sealant-General Purpose Smoother - (Material No.06AAE1) or Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) for filling of cavities to the contact surfaces between the structure and the rotation-lock (11) and let the sealant dry.
     (v) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the sealant.
     (w) Apply red Top Coat Polyurethane-- Decorative External Structure (Material No.04JMD3) , as shown to the spherical bearing (11).
Subtask 57-53-21-420-051-E ** ON A/C NOT FOR ALL
B. Installation of the Flap Attachment Bearing
   (1) For Track 3, do the steps that follow:
     (a) Clean the bore of the structure (5) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (b) Apply Mineral Oil base Grease-Anti-Fretting Paste - (Material No.03FDB1) to the mating surfaces of the new AIPC 57-53-21-02-080 SPHERICAL BEARING (4) and the structure (5).
     (c) Make sure that the Mineral Oil base Grease-Anti-Fretting Paste - (Material No.
03FDB1) does not touch the internal surfaces of the spherical bearing (4).
     (d) Install the spherical bearing (4) in the position shown.
     (e) Install the new AIPC 57-53-21-02-100 LOCKWASHER (6) on the spherical bearing (4).
     (f) Clean the new
AIPC 57-53-21-02-090 LOCKNUT (7) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (g) Apply Dry lubricant-Anti Seizing PTFE Loaded - (Material No.03QDB1) to the thread and the contact side of the locknut (7) to the lockwasher (8).
     (h) Install the locknut (7) with the 98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4.
     (i) Clean the bolt (1) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (j) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the bolt (1).
     (k) Install the rotation-lock (3) with the nut (8), the washer (2) and the bolt (1).
     (l) TORQUE the nut (8) to between 1.4 and 1.2 m.daN (123.89 and 106.19 lbf.in ) T.
     (m) TORQUE the locknut (7) with the
98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4 to between 10 and 8 m.daN (73.75 and 59.00 lbf.ft ) T.
     (n) Safety the locknut (7) with the lockwasher (6).
     (o) Do a no-load Breakaway Torque of the spherical bearing (4) to 0.75 m.daN (66.37 lbf.in) maximum.
     (p) Apply Polysulfide Sealant-General Purpose Smoother - (Material No.
06AAE1) or Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) for filling of cavities to the contact surfaces between the structure (5), lockwasher (6) and the locknut (7) and let the sealant dry.
     (q) Clean the head of the bolt (1), the washer (2) and the nut (8) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (r) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the sealant.
     (s) Apply Pore Filler Polyurethane-- - Furnishing (Material No.04BAM6) to the head of the bolt (1), the washer (2) and the nut (8).
     (t) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the Pore Filler Polyurethane-- - Furnishing (Material No.04BAM6) .
     (u) Clean the contact surfaces between the structure (5) and the rotation-lock (3) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (v) Apply Polysulfide Sealant-General Purpose Smoother - (Material No.06AAE1) or Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) for filling of cavities to the contact surfaces between structure (5) and the rotation-lock (3) and let the sealant dry.
     (w) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the sealant.
     (x) Apply red Top Coat Polyurethane-- Decorative External Structure (Material No.04JMD3) , as shown, to the spherical bearing (4).
   (2) For Track 4, do the steps that follows:
     (a) Clean the bore of the structure (13) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (b) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the mating surfaces of the new AIPC 57-53-21-02-170 SPHERICAL BEARING (12) and the structure (13).
     (c) Make sure that the Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.
06LCG9) does not touch the internal surfaces of the spherical bearing (12).
     (d) Install the spherical bearing (12) in the position shown.
     (e) Install the new AIPC 57-53-21-02-190 LOCKWASHER (14) on the spherical bearing (12).
     (f) Install the new
AIPC 57-53-21-02-180 LOCKNUT (15) with the 98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4.
     (g) Clean the bolt (9) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (h) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the bolts (9).
     (i) Install the rotation-lock (11) with the nut (16), the washer (12) and the bolt (9).
     (j) TORQUE the nut (16) to between 0.7 and 0.6 m.daN (61.95 and 53.10 lbf.in ) T.
     (k) TORQUE the locknut (15) with the
98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4 to between 10 and 8 m.daN (73.75 and 59.00 lbf.ft ) T.
     (l) Safety the locknut (15) with the lockwasher (14).
     (m) Do a no-load Breakaway Torque of the spherical bearing (12) to 0.75 m.daN (66.37 lbf.in) maximum.
     (n) Clean the contact surfaces between the structure (13), the lockwasher (14) and the locknut (15) with Non Aqueous Cleaner-General - - (Material No.
08BAA9) .
     (o) Apply Polysulfide Sealant-General Purpose Smoother - (Material No.06AAE1) or Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) for filling of the cavities to the contact surfaces between the structure (13), the lockwasher (14) and the locknut (15) and let the sealant dry.
     (p) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the sealant.
     (q) Clean the head of the bolt (9), the washer (12) and the nut (16) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (r) Apply Pore Filler Polyurethane-- - Furnishing (Material No.04BAM6) to the head of the bolt (9), the washer (12) and the nut (16).
     (s) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the Pore Filler Polyurethane-- - Furnishing (Material No.04BAM6) .
     (t) Clean the contact surfaces between the structure and the rotation-lock (11) with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
     (u) Apply Polysulfide Sealant-General Purpose Smoother - (Material No.06AAE1) or Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) for filling of cavities to the contact surfaces between the structure and the rotation-lock (11) and let the sealant dry.
     (v) Apply Coating_- Flexible Structure (Material No.04QAB2) to cover the sealant.
     (w) Apply red Top Coat Polyurethane-- Decorative External Structure (Material No.04JMD3) , as shown, to the spherical bearing (12).
Subtask 57-53-21-420-051-F ** ON A/C NOT FOR ALL
B. Installation of the Flap Attachment Bearing
   (1) For Track 3, do the steps that follow:
     (a) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the external surface of the new AIPC 57-53-23-15-300 BEARING (4) and the flap structure (5).
     (b) Make sure that the Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.
06LCG9) does not touch the internal surfaces of the spherical bearing (4).
     (c) Install the spherical bearing (4) in the flap structure (5).
     (d) Apply Dry lubricant-Anti Seizing PTFE Loaded - (Material No.03QDB1) to the thread of the new AIPC 57-53-23-15-310 LOCKNUT (6) and the mating surfaces of the locknut (6) and the new AIPC 57-53-23-15-320 WASHER (7).
     (e) Loosely install the lockwasher (7) and the locknut (6).
     (f) Put the locking device (3) in position on the spherical bearing (4). If necessary, adjust the position of the spherical bearing (4) so that the locking device (3) engages correctly.
     (g) Install the new
AIPC 57-53-23-15-290 LOCK (2) on the screw (1).
     (h) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.
06LCG9) to the threads of the screw (1).
     (i) Install the screw (1).
     (j) TORQUE the screw (1) to between 1.8 and 1.6 m.daN (13.27 and 11.80 lbf.ft ) T.
     (k) Use the
98D57004050000 SPANNER FLAP TRACK 2 AND 3 BEARING to TORQUE the locknut (6) to between 12.0 and 10.0 m.daN (88.50 and 73.75 lbf.ft ) T.
     (l) Safety the locknut (6) with the lockwasher (7).
     (m) Do a no-load Breakaway Torque of the spherical bearing (4) to 0.75 m.daN (66.37 lbf.in) maximum.
     (n) Apply a bead of Polysulfide Sealant-Fuel Tank Fillet - (Material No.
06ABB1) around the locknut (6).
     (o) Apply Coating_- Flexible Structure (Material No.04QAB2) to the bead seal around the locknut (6).
     (p) Apply red Top Coat Polyurethane-- Decorative External Structure (Material No.04JMD3) , as shown, to the spherical bearing (4).
   (2) For Track 4, do the steps that follow:
     (a) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the external surface of the new AIPC 57-53-23-16-170 SPHERICAL BEARING (11) and the flap structure (8).
     (b) Make sure that the Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.
06LCG9) does not touch the internal surfaces of the spherical bearing (11).
     (c) Install the spherical bearing (11) in the flap structure (8).
     (d) Apply Dry lubricant-Anti Seizing PTFE Loaded - (Material No.03QDB1) to the thread of the new AIPC 57-53-23-16-180 LOCKNUT (9) and the mating surfaces of the locknut (9) and the new AIPC 57-53-23-16-190 LOCKWASHER (10).
     (e) Loosely install the lockwasher (10) and the locknut (9).
     (f) Put the locking device (12) in position on the spherical bearing (11). If necessary, adjust the position of the spherical bearing (4) so that the locking device (12) engages correctly.
     (g) Install the new
AIPC 57-53-23-16-150 TAB-WASHER (14) on the screw (13).
     (h) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.
06LCG9) to the threads of the screw (13).
     (i) Install the screw (13).
     (j) TORQUE the screw (13) to between 1.8 and 1.6 m.daN (13.27 and 11.80 lbf.ft ) T.
     (k) Use the
98D57004034000 REM-INST. TOOL - FLAP BEARING to TORQUE the locknut (9) to between 10.0 and 8.0 m.daN (73.75 and 59.00 lbf.ft ) T.
NOTE: The 98D27507541000 WRENCH - BEARING, FLAP TO CARRIAGE, TRACK 2, 3 AND 4 can be used as an alternative tool for track 4.
     (l) Safety the locknut (9) with the lockwasher (10).
     (m) Do a no-load Breakaway Torque of the spherical bearing (11) to 0.75 m.daN (66.37 lbf.in) maximum.
     (n) Apply a bead of Polysulfide Sealant-Fuel Tank Fillet - (Material No.06ABB1) around the lock nut (9).
     (o) Apply Coating_- Flexible Structure (Material No.04QAB2) to the bead seal around the locknut (9).
     (p) Apply red Top Coat Polyurethane-- Decorative External Structure (Material No.04JMD3) , as shown, to the spherical bearing (11).
Subtask 57-53-21-410-050-A ** ON A/C NOT FOR ALL
C. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Install the outboard flap (Ref. AMM TASK 27-54-62-400-001).
Subtask 57-53-21-410-050-B ** ON A/C NOT FOR ALL
C. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Install the outboard flap (Ref. AMM TASK 27-54-62-400-002).
Subtask 57-53-21-865-052-A
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
49VUFLIGHT CONTROLS/FLP/CTL AND MONG/SYS16CVB07
** ON A/C NOT FOR ALL
49VUFLIGHT CONTROLS/FLP/CTL AND MONG/SYS16CVB02
** ON A/C ALL
121VUFLIGHT CONTROLS/FLP/CTL AND/MONG/SYS28CVQ21
Subtask 57-53-21-710-050-A
E. Operational Test
   (1) Do an operational test of the flap system (Ref. AMM TASK 27-54-00-710-001).
5. Close-up
Subtask 57-53-21-942-050-A
A. Removal of Equipment
   (1) Remove the 98D27803500001 LOCKING TOOL ZERO POS from the slat/flap control lever.
   (2) Remove the safety barriers.
   (3) Remove the WARNING NOTICE(S).
   (4) Remove the access platform(s).
   (5) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
[Rev.10 from 2021] 2026.04.02 06:31:24 UTC