DOC AIRBUS | AMM A320FInstallation of the NLG Aft Door-Assembly after Removal for Access
TASK 32-22-13-410-001-A
Installation of the NLG Aft Door-Assembly after Removal for Access
This procedure is only applicable when you removed the NLG aft door-assembly for access. For the procedure applicable to the installation of the NLG aft door-assembly for replacement, refer to TASK 32-22-13-400-001.
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 32-22-13-860-054-A
Subtask 32-22-13-420-056-A ** ON A/C NOT FOR ALL
Subtask 32-22-13-860-055-A
[Rev.10 from 2021]
2026.04.01 12:30:32 UTC
Installation of the NLG Aft Door-Assembly after Removal for Access
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
1. Reason for the JobThis procedure is only applicable when you removed the NLG aft door-assembly for access. For the procedure applicable to the installation of the NLG aft door-assembly for replacement, refer to TASK 32-22-13-400-001.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.03GBB1) | Synthetic Oil base Grease-General Purpose Clay Thickened - |
| (Material No.03GBC1) | Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - |
| (Material No.03HBD9) | Synthetic Ester base Grease-General Purpose Low Temp - |
| FIG.ITEM | DESIGNATION | IPC-CSN |
|---|---|---|
| 5 | COTTER PIN | AIPC 32-22-01-05-040 |
| 6 | COTTER PIN | AIPC 32-22-01-05-040 |
| 5 | COTTER PIN | AIPC 32-22-01-05-045 |
| 6 | COTTER PIN | AIPC 32-22-01-05-045 |
| 16 | COTTER PIN | AIPC 32-22-01-05-080 |
| 20 | COTTER PIN | AIPC 32-22-01-05-080 |
| 16 | COTTER PIN | AIPC 32-22-01-05-085 |
| 20 | COTTER PIN | AIPC 32-22-01-05-085 |
| 5 | COTTER PIN | AIPC 32-22-01-05-210 |
| 6 | COTTER PIN | AIPC 32-22-01-05-210 |
| 5 | COTTER PIN | AIPC 32-22-01-05-215 |
| 6 | COTTER PIN | AIPC 32-22-01-05-215 |
| 16 | COTTER PIN | AIPC 32-22-01-05-250 |
| 20 | COTTER PIN | AIPC 32-22-01-05-250 |
| 16 | COTTER PIN | AIPC 32-22-01-05-255 |
| 20 | COTTER PIN | AIPC 32-22-01-05-255 |
| 6 | COTTER PIN | AIPC 32-22-81-05-040 |
| 6 | COTTER PIN | AIPC 32-22-81-05-045 |
| 20 | COTTER PIN | AIPC 32-22-81-05-080 |
| 20 | COTTER PIN | AIPC 32-22-81-05-085 |
| 23 | BOLT | AIPC 52-82-31-02-760 |
| 27 | BOLT | AIPC 52-82-31-02-760 |
| 19 | COTTER PIN | AIPC 52-82-31-02-790 |
| 23 | COTTER PIN | AIPC 52-82-31-02-790 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 12-22-32-640-002-A | Lubrication of Nose Landing Gear and Doors |
| TASK 12-22-00-00 | LUBRICATION - DESCRIPTION AND OPERATION |
NLG Aft Door-AssemblySubtask 32-22-13-860-054-A
A. Aircraft Maintenance Configuration
(1) In the cockpit, on panel 400VU, make sure that the WARNING NOTICE(S) is (are) in position to tell persons not to operate the landing gear control-lever.
(2) Make sure that the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE is in position.
(3) Make sure that the SAFETY BARRIER(S) are in position.
4. Procedure(1) In the cockpit, on panel 400VU, make sure that the WARNING NOTICE(S) is (are) in position to tell persons not to operate the landing gear control-lever.
(2) Make sure that the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE is in position.
(3) Make sure that the SAFETY BARRIER(S) are in position.
Subtask 32-22-13-420-056-A ** ON A/C NOT FOR ALL
A. Installation of the NLG Aft Door-Assembly
(1) Install the bush (9) on the aft hinge of the door (22).
(2) Install the bush (14) on the aircraft structure fitting.
(3) Put the door (22) in position.
(4) Install the bush (8) on the aft hinge of the door (22).
(5) Make sure that the bush (9) is in the correct position.
(6) Lubricate the bolts (10) and (13) with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .
(8) Install the nut (6).
(9) TORQUE the nut (6) to between 0.33 and 0.27 m.daN (29.20 and 23.89 lbf.in )
.
(10) Safety the nut (6) with the new AIPC 32-22-01-05-210 COTTER PIN (5) or the new AIPC 32-22-01-05-215 COTTER PIN (5) or the new AIPC 32-22-01-05-040 COTTER PIN (5) or the new AIPC 32-22-01-05-045 COTTER PIN (5).
(11) Install the nut (17).
(12) TORQUE the nut (17) to between 0.33 and 0.27 m.daN (29.20 and 23.89 lbf.in )
(13) Safety the nut (17) with the new AIPC 32-22-01-05-250 COTTER PIN (16) or the new AIPC 32-22-01-05-255 COTTER PIN (16) or the new AIPC 32-22-01-05-080 COTTER PIN (16) or the new AIPC 32-22-01-05-085 COTTER PIN (16).
(14) Install the bolt (11), the bonding braid (12) and the nut (18).
(15) Tighten the nut (18).
(16) Install the bolt (3), the bonding braid (4) and the nut (2).
(17) Tighten the nut (2).
(18) Lubricate the bolt (23) with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .
(a) Make sure that you do not change the adjustment of the rotating rod (1).
(20) Install the bolt (23), the washer (21) and the nut (20).
(a) If you install a new AIPC 52-82-31-02-760 BOLT (23), drill a hole of 2 -0.1 mm or +0.1 mm (0.0787 -0.0039 in. or +0.0039 in.) on the bolt (23) to install the cotter pin (19).
(21) TORQUE the nut (20) to between 0.33 and 0.27 m.daN (29.20 and 23.89 lbf.in ).
(22) Safety the nut (20) with the new AIPC 52-82-31-02-790 COTTER PIN (19).
Subtask 32-22-13-420-056-B ** ON A/C NOT FOR ALL (1) Install the bush (9) on the aft hinge of the door (22).
(2) Install the bush (14) on the aircraft structure fitting.
(3) Put the door (22) in position.
(4) Install the bush (8) on the aft hinge of the door (22).
(5) Make sure that the bush (9) is in the correct position.
(6) Lubricate the bolts (10) and (13) with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .
NOTE: For lubricant grease specification and lubrication requirements, refer to (Ref. AMM D/O 12-22-00-00).
(7) Install the bolts (10) and (13) and the washers (7) and (15). (8) Install the nut (6).
(9) TORQUE the nut (6) to between 0.33 and 0.27 m.daN (29.20 and 23.89 lbf.in )
. (10) Safety the nut (6) with the new AIPC 32-22-01-05-210 COTTER PIN (5) or the new AIPC 32-22-01-05-215 COTTER PIN (5) or the new AIPC 32-22-01-05-040 COTTER PIN (5) or the new AIPC 32-22-01-05-045 COTTER PIN (5).
(11) Install the nut (17).
(12) TORQUE the nut (17) to between 0.33 and 0.27 m.daN (29.20 and 23.89 lbf.in )
(13) Safety the nut (17) with the new AIPC 32-22-01-05-250 COTTER PIN (16) or the new AIPC 32-22-01-05-255 COTTER PIN (16) or the new AIPC 32-22-01-05-080 COTTER PIN (16) or the new AIPC 32-22-01-05-085 COTTER PIN (16).
(14) Install the bolt (11), the bonding braid (12) and the nut (18).
(15) Tighten the nut (18).
(16) Install the bolt (3), the bonding braid (4) and the nut (2).
(17) Tighten the nut (2).
(18) Lubricate the bolt (23) with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .
NOTE: For lubricant grease specification and lubrication requirements, refer to (Ref. AMM D/O 12-22-00-00).
(19) Put the rotating rod (1) in position. (a) Make sure that you do not change the adjustment of the rotating rod (1).
(20) Install the bolt (23), the washer (21) and the nut (20).
(a) If you install a new AIPC 52-82-31-02-760 BOLT (23), drill a hole of 2 -0.1 mm or +0.1 mm (0.0787 -0.0039 in. or +0.0039 in.) on the bolt (23) to install the cotter pin (19).
(21) TORQUE the nut (20) to between 0.33 and 0.27 m.daN (29.20 and 23.89 lbf.in )
. (22) Safety the nut (20) with the new AIPC 52-82-31-02-790 COTTER PIN (19).
A. Installation of the NLG Aft Door-Assembly
(1) Install the bush (9) and the two shouldered bushes (19) on the door assembly (26).
(a) Make sure that the bush (9) and the two shouldered bushes (19) are in the correct position.
(2) Install the bush (8) on the fittings and put the door assembly (26) in position.
(3) Lubricate the bolts (12) and (16) with Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .
(5) TORQUE the nut (7) to between 3 and 2.6 m.daN (22.12 and 19.17 lbf.ft )
(6) Safety the nut (7) with the new AIPC 32-22-81-05-040 COTTER PIN (6) or the new AIPC 32-22-81-05-045 COTTER PIN (6) or the new AIPC 32-22-01-05-040 COTTER PIN (6) or the new AIPC 32-22-01-05-045 COTTER PIN (6) or the new AIPC 32-22-01-05-210 COTTER PIN (6) or the new AIPC 32-22-01-05-215 COTTER PIN (6).
(7) Install the bolt (16), the washer (18) and the nut (21).
(8) TORQUE the nut (21) to between 1.35 and 1.2 m.daN (119.47 and 106.19 lbf.in )
(9) Safety the nut (21) with the new AIPC 32-22-81-05-080 COTTER PIN (20) or the new AIPC 32-22-81-05-085 COTTER PIN (20) or the new AIPC 32-22-01-05-080 COTTER PIN (20) or the new AIPC 32-22-01-05-085 COTTER PIN (20) or the new AIPC 32-22-01-05-250 COTTER PIN (20) or the new AIPC 32-22-01-05-255 COTTER PIN (20).
(10) Put the bonding braid (5) in position and install the bolt (4) and the nut (3).
(11) Tighten the nut (3).
(12) Put the jumpers (11) and (17) in position.
(13) Install the bolts (13) and the nuts (2).
(14) TORQUE the nuts (2) to between 0.48 and 0.37 m.daN (42.48 and 32.74 lbf.in ).
(15) Put the bonding braid (15) in position and install the bolt (14) and the nut (22).
(16) Tighten the nut (22).
(17) Put the rotating rod (1) in position.
(a) Make sure that you do not change the adjustment of the rotating rod (1).
(18) Install the bolt (27), the washer (25) and the nut (24).
(a) If you install a new AIPC 52-82-31-02-760 BOLT (27), drill a hole of 2 -0.1 mm or +0.1 mm (0.0787 -0.0039 in. or +0.0039 in.) on the bolt (27) to install the cotter pin (23).
(19) TORQUE the nut (24) to between 0.33 and 0.27 m.daN (29.20 and 23.89 lbf.in ).
(20) Safety the nut (24) with the new AIPC 52-82-31-02-790 COTTER PIN (23).
Subtask 32-22-13-640-053-A 5. Close-up(1) Install the bush (9) and the two shouldered bushes (19) on the door assembly (26).
(a) Make sure that the bush (9) and the two shouldered bushes (19) are in the correct position.
(2) Install the bush (8) on the fittings and put the door assembly (26) in position.
(3) Lubricate the bolts (12) and (16) with Synthetic Oil base Grease-General Purpose Clay Thickened - (Material No.03GBB1) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .
NOTE: For lubricant grease specification and lubrication requirements, refer to (Ref. AMM D/O 12-22-00-00).
(4) Install the bolt (12), the washer (10) and the nut (7).(5) TORQUE the nut (7) to between 3 and 2.6 m.daN (22.12 and 19.17 lbf.ft )
(6) Safety the nut (7) with the new AIPC 32-22-81-05-040 COTTER PIN (6) or the new AIPC 32-22-81-05-045 COTTER PIN (6) or the new AIPC 32-22-01-05-040 COTTER PIN (6) or the new AIPC 32-22-01-05-045 COTTER PIN (6) or the new AIPC 32-22-01-05-210 COTTER PIN (6) or the new AIPC 32-22-01-05-215 COTTER PIN (6).
(7) Install the bolt (16), the washer (18) and the nut (21).
(8) TORQUE the nut (21) to between 1.35 and 1.2 m.daN (119.47 and 106.19 lbf.in )
(9) Safety the nut (21) with the new AIPC 32-22-81-05-080 COTTER PIN (20) or the new AIPC 32-22-81-05-085 COTTER PIN (20) or the new AIPC 32-22-01-05-080 COTTER PIN (20) or the new AIPC 32-22-01-05-085 COTTER PIN (20) or the new AIPC 32-22-01-05-250 COTTER PIN (20) or the new AIPC 32-22-01-05-255 COTTER PIN (20).
(10) Put the bonding braid (5) in position and install the bolt (4) and the nut (3).
(11) Tighten the nut (3).
(12) Put the jumpers (11) and (17) in position.
(13) Install the bolts (13) and the nuts (2).
(14) TORQUE the nuts (2) to between 0.48 and 0.37 m.daN (42.48 and 32.74 lbf.in )
. (15) Put the bonding braid (15) in position and install the bolt (14) and the nut (22).
(16) Tighten the nut (22).
(17) Put the rotating rod (1) in position.
(a) Make sure that you do not change the adjustment of the rotating rod (1).
(18) Install the bolt (27), the washer (25) and the nut (24).
(a) If you install a new AIPC 52-82-31-02-760 BOLT (27), drill a hole of 2 -0.1 mm or +0.1 mm (0.0787 -0.0039 in. or +0.0039 in.) on the bolt (27) to install the cotter pin (23).
(19) TORQUE the nut (24) to between 0.33 and 0.27 m.daN (29.20 and 23.89 lbf.in )
. (20) Safety the nut (24) with the new AIPC 52-82-31-02-790 COTTER PIN (23).
Subtask 32-22-13-860-055-A
A. Put the aircraft back to its initial configuration.
(1) Remove the access platform(s).
(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) Remove the access platform(s).
(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.