DOC AIRBUS | AMM A320FRemoval of the Ground Connector of the Reservoir Pressurization System
TASK 29-14-14-000-001-A
Removal of the Ground Connector of the Reservoir Pressurization System
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Work Zones and Access Panels
C. Referenced Information
3. Job Set-up
Subtask 29-14-14-865-050-A
Subtask 29-14-14-020-050-A
[Rev.10 from 2021]
2026.04.01 00:24:23 UTC
Removal of the Ground Connector of the Reservoir Pressurization System
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 | PLUG - BLANKING |
| No specific | AR | SAFETY CLIP - CIRCUIT BREAKER |
| No specific | 2 | WARNING NOTICE(S) |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 195BB |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 29-00-00-864-001-A | Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action |
| TASK 29-14-00-614-001-A | Depressurization of the Hydraulic Reservoirs |
Ground ConnectorSubtask 29-14-14-865-050-A
A. Open, safety and tag this(these) circuit breaker(s):
Subtask 29-14-14-941-050-A | 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 |
B. Put the WARNING NOTICE(S) in position to tell persons not to pressurize the Green, Blue and Yellow hydraulic systems:
Subtask 29-14-14-860-051-A - 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.
C. Aircraft Maintenance Configuration
(1) Make sure that the hydraulic systems are depressurized and put them in the maintenance configuration
(Ref. AMM TASK 29-00-00-864-001),
(2) Depressurize the reservoirs of the Green, Blue and Yellow hydraulic systems (Ref. AMM TASK 29-14-00-614-001).
Subtask 29-14-14-010-050-A 4. Procedure(1) Make sure that the hydraulic systems are depressurized and put them in the maintenance configuration
(Ref. AMM TASK 29-00-00-864-001),
(2) Depressurize the reservoirs of the Green, Blue and Yellow hydraulic systems (Ref. AMM TASK 29-14-00-614-001).
Subtask 29-14-14-020-050-A
A. Removal of the Ground Connector
(1) Remove and discard the lockwire from the ground connector (1).
(2) Remove the ground connector (1) and discard the O-ring (2).
(3) Install a PLUG - BLANKING in the open ports of the air pressurization manifold (3) and the ground connector (1).
(1) Remove and discard the lockwire from the ground connector (1).
(2) Remove the ground connector (1) and discard the O-ring (2).
(3) Install a PLUG - BLANKING in the open ports of the air pressurization manifold (3) and the ground connector (1).