DOC AIRBUS | AMM A320FInstallation of the Filter Element of the Water Separator
TASK 29-14-42-400-002-A
Installation of the Filter Element of the Water Separator
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Expendable Parts
E. Referenced Information
3. Job Set-up
Subtask 29-14-42-860-054-A
Subtask 29-14-42-420-052-B
Subtask 29-14-42-860-055-A
[Rev.10 from 2021]
2026.04.01 00:24:58 UTC
Installation of the Filter Element of the Water Separator
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.
1. Reason for the JobSelf explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | WARNING NOTICE(S) |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.02ABA1) | Phosphate Ester Hydraulic Fluid-General Power - - |
| (Material No.14CCB6) | Testing Medium-Leak Detection - Oxygen System |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 195BB |
| FIG.ITEM | DESIGNATION | IPC-CSN |
|---|---|---|
| 8 | PACKING | AIPC 29-14-41-01-070 |
| 6 | PACKING | AIPC 29-14-41-01-083 |
| 5 | PACKING | AIPC 29-14-41-01-085 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 29-00-00-864-001-A | Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action |
| TASK 29-00-00-910-002-A | Safety Procedures of the Hydraulic System |
| TASK 29-14-00-614-001-A | Depressurization of the Hydraulic Reservoirs |
| TASK 29-14-00-614-002-A | Pressurization of the Hydraulic Reservoirs through the Ground Connector |
| TASK 29-14-00-614-002-A-01 | Pressurization of the Hydraulic Reservoirs with the Auxiliary Power Unit (APU) |
Water Separator FilterSubtask 29-14-42-860-054-A
A. Aircraft Maintenance Configuration
(2) Make sure that the WARNING NOTICE(S) are in position to tell persons not to pressurize the Green, Blue and Yellow hydraulic systems:
(Ref. AMM TASK 29-00-00-864-001).
(4) Make sure that the reservoirs of the Green, Blue and Yellow hydraulic systems are depressurized (Ref. AMM TASK 29-14-00-614-001).
(5) Make sure that the access panel 195BB is open.
Subtask 29-14-42-865-054-A WARNING:
OBEY THE HYDRAULIC SAFETY PROCEDURES.
(1) Obey the hydraulic safety procedures (Ref. AMM TASK 29-00-00-910-002). (2) Make sure that the WARNING NOTICE(S) are in position to tell persons not to pressurize the Green, Blue and Yellow hydraulic systems:
- in the cockpit on the hydraulic section 40VU of the overhead panel,
- on the ground service panel of the Green, Blue and Yellow hydraulic systems.
(Ref. AMM TASK 29-00-00-864-001).
(4) Make sure that the reservoirs of the Green, Blue and Yellow hydraulic systems are depressurized (Ref. AMM TASK 29-14-00-614-001).
(5) Make sure that the access panel 195BB is open.
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:
4. Procedure| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C ALL | |||
| 49VU | HYD/HYD PWR/B WARN/& CTL | 2702GJ | C12 |
| ** ON A/C NOT FOR ALL | |||
| 49VU | HYDRAULIC/G HYD/PUMP ENG1/CTL | 1701GK | H12 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/CTL | 1701GK | R35 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/HYD POWER/Y | 3803GX | N30 |
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/MONG | 1702GK | R34 |
| ** ON A/C ALL | |||
| 121VU | APU/APU/CTL | 2KD | L42 |
| 121VU | APU/ECB/SPLY | 1KD | L41 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/HYD POWER/Y | 3803GX | N31 |
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/MONG | 1702GK | R33 |
| ** ON A/C ALL | |||
| 123VU | B HYD/ELEC PUMP | 2701GJ | AB09 |
| 123VU | Y HYD/ELEC/PUMP | 3802GX | AB06 |
| 123VU | Y HYD/ELEC/ELEC PUMP/NORM | 3801GX | AB03 |
Subtask 29-14-42-420-052-B
A. Installation of the Filter Element
(1) Clean the component interfaces and the adjacent area.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Remove the blanking plugs from the water separator (3) and the reservoir pressurization unit (2).
(4) Do a check of the filter element (7) and make sure that it is clean and not damaged.
(6) Install the filter element (7) with the AIPC 29-14-41-01-070 PACKING (8) in the reservoir pressurization unit (2).
(7) Install the AIPC 29-14-41-01-085 PACKING (5) and the AIPC 29-14-41-01-083 PACKING (6) on the water separator (3).
(8) Engage the water separator (3) in the reservoir pressurization unit (2).
(9) Install the bolts (4).
Subtask 29-14-42-790-051-B (1) Clean the component interfaces and the adjacent area.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Remove the blanking plugs from the water separator (3) and the reservoir pressurization unit (2).
(4) Do a check of the filter element (7) and make sure that it is clean and not damaged.
NOTE: It is not permitted to clean the filter element (7). If necessary, replace the filter element (7) by a new one.
(5) Apply Phosphate Ester Hydraulic Fluid-General Power - - (Material No.02ABA1) to the packings (5), (6) and (8). (6) Install the filter element (7) with the AIPC 29-14-41-01-070 PACKING (8) in the reservoir pressurization unit (2).
(7) Install the AIPC 29-14-41-01-085 PACKING (5) and the AIPC 29-14-41-01-083 PACKING (6) on the water separator (3).
(8) Engage the water separator (3) in the reservoir pressurization unit (2).
(9) Install the bolts (4).
B. Leak Test
(1) Make sure that the clogging indicator (1) stays in during the test.
(2) Pressurize the reservoirs of the Green, Blue and Yellow hydraulic systems (Ref. AMM TASK 29-14-00-614-002).
(3) Apply Testing Medium-Leak Detection - Oxygen System (Material No.14CCB6) to the connection of the water separator (3) and make sure that there is no leak.
5. Close-up(1) Make sure that the clogging indicator (1) stays in during the test.
(2) Pressurize the reservoirs of the Green, Blue and Yellow hydraulic systems (Ref. AMM TASK 29-14-00-614-002).
(3) Apply Testing Medium-Leak Detection - Oxygen System (Material No.14CCB6) to the connection of the water separator (3) and make sure that there is no leak.
Subtask 29-14-42-860-055-A
A. Put the aircraft back to the serviceable condition.
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the warning notices from the cockpit and the ground service panel of the Green, Blue and Yellow hydraulic systems.
Subtask 29-14-42-410-051-A Subtask 29-14-42-865-055-A (1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the warning notices from the cockpit and the ground service panel of the Green, Blue and Yellow hydraulic systems.
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C ALL | |||
| 49VU | HYD/HYD PWR/B WARN/& CTL | 2702GJ | C12 |
| ** ON A/C NOT FOR ALL | |||
| 49VU | HYDRAULIC/G HYD/PUMP ENG1/CTL | 1701GK | H12 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/CTL | 1701GK | R35 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/HYD POWER/Y | 3803GX | N30 |
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/MONG | 1702GK | R34 |
| ** ON A/C ALL | |||
| 121VU | APU/APU/CTL | 2KD | L42 |
| 121VU | APU/ECB/SPLY | 1KD | L41 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/HYD POWER/Y | 3803GX | N31 |
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/MONG | 1702GK | R33 |
| ** ON A/C ALL | |||
| 123VU | B HYD/ELEC PUMP | 2701GJ | AB09 |
| 123VU | Y HYD/ELEC/PUMP | 3802GX | AB06 |
| 123VU | Y HYD/ELEC/ELEC PUMP/NORM | 3801GX | AB03 |