DOC AIRBUS | AMM A320FInstallation of the Non-TPIS Kit (EV NLG)
TASK 32-49-51-400-802-A-01
Installation of the Non-TPIS Kit (EV NLG)
Self explanatory
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 32-49-51-860-060-A
Subtask 32-49-51-420-055-A
Subtask 32-49-51-860-061-A
[Rev.10 from 2021]
2026.04.01 00:50:44 UTC
Installation of the Non-TPIS Kit (EV NLG)
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
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.
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:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
FIN: 2878GM
1. Reason for the JobSelf explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | 1 | AIR SOURCE 0.3 TO 0.7 BAR (5 TO 10 PSI)- FILTERED, DRY |
| No specific | 1 | SAFETY BARRIER(S) |
| No specific | AR | WARNING NOTICE(S) |
| No specific | Torque wrench: range to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in )  | |
| No specific | Torque wrench: range to between 20 and 17 m.N (14.75 and 12.54 lbf.ft ) | |
| J47125 | 1 | POSITIONING PIN |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.06ABA1) | Polysulfide Sealant-Fuel Tank Brushable - |
| (Material No.06ABF1) | Polysulfide Sealant-Fuel Tank Quick Curing - |
| (Material No.06LDG2) | Non Hardening Jointing Putty-High Temp. Area - Structure |
| (Material No.08BBF1) | Non Aqueous Cleaner_- Methyl-Ethyl-Ketone - |
| FIG.ITEM | DESIGNATION | IPC-CSN |
|---|---|---|
| 18 | COTTER PIN | AIPC 32-21-11-03-040 |
| 5 | NUT | AIPC 32-21-11-11-050 |
| 12 | LOCKWASHER | AIPC 32-21-11-11-080 |
| 28 | COTTER PIN | AIPC 32-21-11-12-080 |
| 8 | NUT | AIPC 32-21-11-23-010 |
| 18 | COTTER PIN | AIPC 32-21-11-32-050 |
| 8 | NUT | AIPC 32-21-11-43-010 |
| 5 | NUT | AIPC 32-21-11-51-080 |
| 12 | LOCKWASHER | AIPC 32-21-11-51-470 |
| 28 | COTTER PINS | AIPC 32-21-11-52-080 |
| 12 | LOCKWASHER | AIPC 32-21-11-91-470 |
| 24 | COTTER PINS | AIPC 32-21-13-12-060 |
| 21 | BOLTS | AIPC 32-21-13-12-090 |
| 24 | COTTER PINS | AIPC 32-21-13-22-060 |
| 21 | BOLTS | AIPC 32-21-13-22-090 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 07-11-00-581-001-A | Lifting for Aircraft Maintenance Operations |
| TASK 07-11-00-586-001-A | Lowering of the Aircraft at Forward Jacking Point, MLG Wheels on the Ground |
| TASK 24-41-00-862-002-A | De-energize the Aircraft Electrical Circuits Supplied from the External Power |
| TASK 24-41-00-862-002-A-01 | De-energize the Aircraft Electrical Circuits Supplied from the APU |
| TASK 24-41-00-862-002-A-02 | De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2) |
| TASK 32-00-00-481-001-A | Installation of the Safety Devices on the Landing Gears |
| TASK 32-21-43-400-002-A | Installation of the NLG Electrical Harness 1M |
| TASK 32-21-43-400-002-A-01 | Installation of NLG Electrical Harness 1M (EV NLG) |
| TASK 32-31-00-720-003-A | Functional Test of the Normal Extension and Retraction of the Nose Landing Gear |
| TASK 32-41-12-000-001-A | Removal of the NLG Wheel |
| TASK 32-41-12-400-001-A | Installation of the NLG Wheel |
Non-TPIS Kit (EV NLG)Subtask 32-49-51-860-060-A
A. Aircraft Maintenance Configuration
(1) Make sure that the WARNING NOTICE(S) are in position:
(3) Make sure that the SAFETY BARRIER(S) are in position.
(4) Make sure that the aircraft electrical circuits are de-energized (Ref. AMM TASK 24-41-00-862-002).
(5) Make sure that the aircraft is lifted with jacks until the wheels are off the ground (Ref. AMM TASK 07-11-00-581-001).
(6) Make sure that the NLG wheels are removed (Ref. AMM TASK 32-41-12-000-001).
4. Procedure(1) Make sure that the WARNING NOTICE(S) are in position:
- In the cockpit, on right center-instrument-panel 400VU, to tell persons not to operate the landing gear control-lever.
- On the steering handwheel (CAPT and F/O) and on the brake pedals, to tell persons not to operate them.
(3) Make sure that the SAFETY BARRIER(S) are in position.
(4) Make sure that the aircraft electrical circuits are de-energized (Ref. AMM TASK 24-41-00-862-002).
(5) Make sure that the aircraft is lifted with jacks until the wheels are off the ground (Ref. AMM TASK 07-11-00-581-001).
(6) Make sure that the NLG wheels are removed (Ref. AMM TASK 32-41-12-000-001).
Subtask 32-49-51-420-055-A
A. Installation of the Non-TPIS Kit
(1) Install upper electrical harness 1M (Ref. AMM TASK 32-21-43-400-002).
(2) Seal the TPIS harness installation-hole in the shock absorber:
(a) Install the plug (14) or (19) in the shock absorber.
(b) Install the first washer (15) on the bolt (16).
(c) Install the bolt (16) and its washer (15) through the plug (14) or (19).
(d) Install the second washer (15) and the nut (17).
(e) TORQUE the nut (17) to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in ).
(f) Install the new AIPC 32-21-11-32-050 COTTER PIN (18) or the new AIPC 32-21-11-03-040 COTTER PIN (18) to safety the nut (17).
(g) Apply a bead of Polysulfide Sealant-Fuel Tank Quick Curing - (Material No.06ABF1) at the junction of the plug (14) or (19) and the shock absorber.
(3) Install the bushes (20) on each side of the wheel axle:
(a) Install the bushes (20) at the wheel axle ends.
(b) Install the four new AIPC 32-21-13-12-090 BOLTS (21) or the AIPC 32-21-13-22-090 BOLTS (21) from the inner surfaces of the wheel axle ends.
(c) Install the four washers (22) and the four nuts (23).
(d) TORQUE the nuts (23) to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in ).
(e) Safety the four nuts (23) with the new AIPC 32-21-13-12-060 COTTER PINS (24) or the new AIPC 32-21-13-22-060 COTTER PINS (24).
(4) Disconnect the rod (25):
(a) Remove and discard the cotter pin (28).
(b) Remove the nut (27), the washer (29) and the bolt (26).
(c) Disconnect the rod (25) from the support.
(5) Remove the cover (1):
(a) Release and remove the screw (11).
(b) Remove and discard the lockwasher (12).
(c) Lift the cover (1) and disengage it from the pin (10).
(d) Remove the cover (1).
(6) Install the blanking cap (7) in the torque link pin (13) of the leg structure:
(a) Remove and discard the nut (8).
(b) Remove the washer (9) from the pin (10).
(c) Remove the pin (10).
(d) Install the blanking cap (7) in the torque link pin (13).
(e) Clean the pin (10) with Non Aqueous Cleaner_- Methyl-Ethyl-Ketone - (Material No.08BBF1) and dry it with a AIR SOURCE 0.3 TO 0.7 BAR (5 TO 10 PSI)- FILTERED, DRY.
(f) Apply a thin layer of Non Hardening Jointing Putty-High Temp. Area - Structure (Material No.06LDG2) on the pin (10).
(g) Align the holes with the J47125 POSITIONING PIN and install the pin (10).
(h) Install the washer (9) and the new AIPC 32-21-11-43-010 NUT (8) or the new AIPC 32-21-11-23-010 NUT (8).
(i) TORQUE the nut (8) to between 20 and 17 m.N (14.75 and 12.54 lbf.ft ).
(j) Apply a bead of Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) on the interface between the pin (10) and the gear leg.
(k) Put the cover (1) in position on the pin (10).
(l) Install the screw (11) and the new AIPC 32-21-11-11-080 LOCKWASHER (12) or the AIPC 32-21-11-51-470 LOCKWASHER (12) or AIPC 32-21-11-91-470 LOCKWASHER (12).
(m) Tighten the screw (11) and safety it with the lockwasher (12).
(n) Apply a bead of Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) around the nut (8).
(7) Install the bolt (4):
(a) Put the lockwasher (3) in position on the bolt (4).
(b) Put the spacer (2) in position on the bolt (4).
(c) Engage the bolt (4) through the cover (1), the barrel and the other side of the cover (1).
(d) Install the second spacer (2), the washer (6) and the new AIPC 32-21-11-51-080 NUT (5) or AIPC 32-21-11-11-050 NUT (5) on the bolt (4).
(e) TORQUE the nut (5) to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in ).
(f) Apply Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) on the washer (6), the nut (5) and on the thread of the bolt (4).
(8) Connect the rod (25):
(a) Connect the rod (25) to the support.
(b) Install the bolt (26), the washer (29) and the nut (27).
(c) TORQUE the nut (27) to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in ).
(d) Safety the nut (27) with the new AIPC 32-21-11-52-080 COTTER PINS (28) or the new AIPC 32-21-11-12-080 COTTER PIN (28).
Subtask 32-49-51-420-056-A (1) Install upper electrical harness 1M (Ref. AMM TASK 32-21-43-400-002).
(2) Seal the TPIS harness installation-hole in the shock absorber:
(a) Install the plug (14) or (19) in the shock absorber.
(b) Install the first washer (15) on the bolt (16).
(c) Install the bolt (16) and its washer (15) through the plug (14) or (19).
(d) Install the second washer (15) and the nut (17).
(e) TORQUE the nut (17) to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in )
. (f) Install the new AIPC 32-21-11-32-050 COTTER PIN (18) or the new AIPC 32-21-11-03-040 COTTER PIN (18) to safety the nut (17).
(g) Apply a bead of Polysulfide Sealant-Fuel Tank Quick Curing - (Material No.06ABF1) at the junction of the plug (14) or (19) and the shock absorber.
(3) Install the bushes (20) on each side of the wheel axle:
(a) Install the bushes (20) at the wheel axle ends.
(b) Install the four new AIPC 32-21-13-12-090 BOLTS (21) or the AIPC 32-21-13-22-090 BOLTS (21) from the inner surfaces of the wheel axle ends.
(c) Install the four washers (22) and the four nuts (23).
(d) TORQUE the nuts (23) to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in )
. (e) Safety the four nuts (23) with the new AIPC 32-21-13-12-060 COTTER PINS (24) or the new AIPC 32-21-13-22-060 COTTER PINS (24).
(4) Disconnect the rod (25):
(a) Remove and discard the cotter pin (28).
(b) Remove the nut (27), the washer (29) and the bolt (26).
(c) Disconnect the rod (25) from the support.
(5) Remove the cover (1):
(a) Release and remove the screw (11).
(b) Remove and discard the lockwasher (12).
(c) Lift the cover (1) and disengage it from the pin (10).
(d) Remove the cover (1).
(6) Install the blanking cap (7) in the torque link pin (13) of the leg structure:
(a) Remove and discard the nut (8).
(b) Remove the washer (9) from the pin (10).
(c) Remove the pin (10).
(d) Install the blanking cap (7) in the torque link pin (13).
(e) Clean the pin (10) with Non Aqueous Cleaner_- Methyl-Ethyl-Ketone - (Material No.08BBF1) and dry it with a AIR SOURCE 0.3 TO 0.7 BAR (5 TO 10 PSI)- FILTERED, DRY.
(f) Apply a thin layer of Non Hardening Jointing Putty-High Temp. Area - Structure (Material No.06LDG2) on the pin (10).
(g) Align the holes with the J47125 POSITIONING PIN and install the pin (10).
(h) Install the washer (9) and the new AIPC 32-21-11-43-010 NUT (8) or the new AIPC 32-21-11-23-010 NUT (8).
(i) TORQUE the nut (8) to between 20 and 17 m.N (14.75 and 12.54 lbf.ft )
. (j) Apply a bead of Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) on the interface between the pin (10) and the gear leg.
(k) Put the cover (1) in position on the pin (10).
(l) Install the screw (11) and the new AIPC 32-21-11-11-080 LOCKWASHER (12) or the AIPC 32-21-11-51-470 LOCKWASHER (12) or AIPC 32-21-11-91-470 LOCKWASHER (12).
(m) Tighten the screw (11) and safety it with the lockwasher (12).
(n) Apply a bead of Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) around the nut (8).
(7) Install the bolt (4):
(a) Put the lockwasher (3) in position on the bolt (4).
(b) Put the spacer (2) in position on the bolt (4).
(c) Engage the bolt (4) through the cover (1), the barrel and the other side of the cover (1).
(d) Install the second spacer (2), the washer (6) and the new AIPC 32-21-11-51-080 NUT (5) or AIPC 32-21-11-11-050 NUT (5) on the bolt (4).
(e) TORQUE the nut (5) to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in )
. (f) Apply Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) on the washer (6), the nut (5) and on the thread of the bolt (4).
(8) Connect the rod (25):
(a) Connect the rod (25) to the support.
(b) Install the bolt (26), the washer (29) and the nut (27).
(c) TORQUE the nut (27) to between 7.5 and 6 m.N (66.37 and 53.10 lbf.in )
. (d) Safety the nut (27) with the new AIPC 32-21-11-52-080 COTTER PINS (28) or the new AIPC 32-21-11-12-080 COTTER PIN (28).
B. End of the Installation
(1) Install the wheels on the nose landing gear (Ref. AMM TASK 32-41-12-400-001).
Subtask 32-49-51-720-053-A (1) Install the wheels on the nose landing gear (Ref. AMM TASK 32-41-12-400-001).
NOTE: Lower the aircraft to make the installation of the wheels easier.
C. Test
(1) Do a functional test of the normal extension and retraction of the nose landing gear (Ref. AMM TASK 32-31-00-720-003).
5. Close-up(1) Do a functional test of the normal extension and retraction of the nose landing gear (Ref. AMM TASK 32-31-00-720-003).
Subtask 32-49-51-860-061-A
A. Put the aircraft back to its initial configuration.
(1) Lower the aircraft on its wheels (Ref. AMM TASK 07-11-00-586-001).
(2) Remove the safety barriers.
(3) Remove the WARNING NOTICE(S).
(4) Make sure that the work area is clean and clear of tools and other items.
(1) Lower the aircraft on its wheels (Ref. AMM TASK 07-11-00-586-001).
(2) Remove the safety barriers.
(3) Remove the WARNING NOTICE(S).
(4) Make sure that the work area is clean and clear of tools and other items.