DOC AIRBUS | AMM A320FInstallation of the Parking Brake Control Switch
TASK 32-45-52-400-001-A
Installation of the Parking Brake Control Switch
1. Reason for the Job
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 32-45-52-865-051-A
Subtask 32-45-52-420-050-A
Subtask 32-45-52-942-050-A
[Rev.10 from 2021]
2026.04.01 00:50:04 UTC
Installation of the Parking Brake Control Switch
1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | PIN - RELEASE |
| DMC519 | 1 | ELECTRICIAN SERVICE TOOL KIT |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 211 | COCKPIT |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 22-97-00-710-001-A | Operational Test of the LAND CAT III Capability |
| TASK 24-41-00-861-002-A | Energize the Aircraft Electrical Circuits from the External Power |
| TASK 24-41-00-861-002-A-01 | Energize the Aircraft Electrical Circuits from the APU |
| TASK 24-41-00-861-002-A-02 | Energize the Aircraft Electrical Circuits from Engine 1(2) |
| 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 32-45-00-710-001-A | Operational Check of the Parking Brake System |
| ESPM 204523 | |
Parking Brake Control SwitchSubtask 32-45-52-865-051-A
A. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:
4. Procedure| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C ALL | |||
| 121VU | HYDRAULIC/PARK BRK/CTL/STBY | 71GG | N37 |
| 121VU | HYDRAULIC/PARK BRK/CTL/NORM | 70GG | N36 |
Subtask 32-45-52-420-050-A
A. Installation of the Rotary Switch
(1) Make sure that the parts retained from the removed component are clean and in the correct condition.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Install the rotary switch (8) in position on the panel 110VU (1).
(5) Connect the wires (9) to the rotary switch (8) with the applicable tool color white red included in the DMC519 ELECTRICIAN SERVICE TOOL KIT.
(6) Install the panel (1) on the support (10).
(7) Tighten the four Dzus fasteners (2) on the panel (1).
(8) Install the knob (3), (in OFF position), the PIN - RELEASE (4), and the screw (5).
(9) Moderatly tighten the screw (5).
Subtask 32-45-52-861-050-A Subtask 32-45-52-865-052-A (1) Make sure that the parts retained from the removed component are clean and in the correct condition.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Install the rotary switch (8) in position on the panel 110VU (1).
NOTE: Make sure that the locating stud is in the locating hole.
(4) Install the washer (7) and the nut (6) and tighten. Refer to ESPM 204523. (5) Connect the wires (9) to the rotary switch (8) with the applicable tool color white red included in the DMC519 ELECTRICIAN SERVICE TOOL KIT.
(6) Install the panel (1) on the support (10).
(7) Tighten the four Dzus fasteners (2) on the panel (1).
(8) Install the knob (3), (in OFF position), the PIN - RELEASE (4), and the screw (5).
(9) Moderatly tighten the screw (5).
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
Subtask 32-45-52-720-050-A | PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C ALL | |||
| 121VU | HYDRAULIC/PARK BRK/CTL/STBY | 71GG | N37 |
| 121VU | HYDRAULIC/PARK BRK/CTL/NORM | 70GG | N36 |
D. Test of the Rotary Switch
(1) Do the Operational Check of the Parking Brake System Using Individual Motors in turn (Ref. AMM TASK 32-45-00-710-001).
5. Close-up(1) Do the Operational Check of the Parking Brake System Using Individual Motors in turn (Ref. AMM TASK 32-45-00-710-001).
NOTE: If you have disconnected the connectors of the panel 110VU and if the aircraft is operated in CAT 3 conditions, you must also do the test below:
Land CAT 3 Capability Test (Ref. AMM TASK 22-97-00-710-001).
Land CAT 3 Capability Test (Ref. AMM TASK 22-97-00-710-001).
Subtask 32-45-52-942-050-A
A. Removal of Equipment
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Put the aircraft back to the serviceable condition.
Subtask 32-45-52-862-050-A (1) Make sure that the work area is clean and clear of tools and other items.
(2) Put the aircraft back to the serviceable condition.