DOC AIRBUS | AMM A320FRemoval of the Filter from the Rudder Servo Control
TASK 27-24-51-000-002-A
Removal of the Filter from the Rudder Servo Control
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 27-24-51-860-052-A
Subtask 27-24-51-020-053-A
[Rev.10 from 2021]
2026.03.31 23:49:28 UTC
Removal of the Filter from the Rudder Servo Control
WARNING:
PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:
1. Reason for the Job- THE FLIGHT CONTROLS
- THE FLIGHT CONTROL SURFACES
- THE LANDING GEAR AND THE RELATED DOORS
- COMPONENTS THAT MOVE.
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | 1 | ACCESS PLATFORM 10M (33 FT) - ADJUSTABLE |
| No specific | AR | CONTAINER 5 L (1.32 USGAL) |
| No specific | AR | WARNING NOTICE(S) |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 325 | VERTICAL STABILIZER TRAILING EDGE |
| 325CL, 325CR |
| 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 |
| TASK 55-33-13-010-002-A | Opening/Removal of the Trailing Edge Access-Panels of the Vertical Stabilizer |
Rudder Servo ControlsSubtask 27-24-51-860-052-A
A. 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, Yellow and Blue hydraulic systems.
(Ref. AMM TASK 29-14-00-614-001).
(3) Put the WARNING NOTICE(S) in position to tell persons not to pressurize the hydraulic systems.
(4) Put the WARNING NOTICE(S) in the flight compartment to tell persons not to operate the flight controls.
Subtask 27-24-51-010-051-B (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, Yellow and Blue hydraulic systems.
(Ref. AMM TASK 29-14-00-614-001).
(3) Put the WARNING NOTICE(S) in position to tell persons not to pressurize the hydraulic systems.
(4) Put the WARNING NOTICE(S) in the flight compartment to tell persons not to operate the flight controls.
B. Get Access
(1) Put the ACCESS PLATFORM 10M (33 FT) - ADJUSTABLE in position.
(2) Open the access panels 325CL 325CR at the trailing edge of the vertical stabilizer, (Ref. AMM TASK 55-33-13-010-002).
(3) Put the CONTAINER 5 L (1.32 USGAL) below the servo control.
4. Procedure(1) Put the ACCESS PLATFORM 10M (33 FT) - ADJUSTABLE in position.
(2) Open the access panels 325CL 325CR at the trailing edge of the vertical stabilizer, (Ref. AMM TASK 55-33-13-010-002).
(3) Put the CONTAINER 5 L (1.32 USGAL) below the servo control.
Subtask 27-24-51-020-053-A
A. Removal of the Filter
(2) Remove the sealing compound from the connection of the filter (16) to the valve block (14).
(3) Remove the filter (16) from the valve block (14).
(4) Remove and discard the packing (15) and the filter (16).
NOTE: The removal of the filter (16) from the upper servo control 2025GM (5) only is described. The removal of the filter (16) from the center 3025GM and the lower 1025GM servo controls (5) is similar.
(1) Cut and remove the lockwire from the connection of the filter (16) to the valve block (14) of the servo control (5). (2) Remove the sealing compound from the connection of the filter (16) to the valve block (14).
(3) Remove the filter (16) from the valve block (14).
(4) Remove and discard the packing (15) and the filter (16).