DOC AIRBUS | AMM A320FRemoval of the Drain Valves
TASK 53-19-41-000-003-A
Removal of the Drain Valves
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Referenced Information
3. Job Set-up
Subtask 53-19-41-861-052-A Subtask 53-19-41-010-053-A
Subtask 53-19-41-020-052-A
[Rev.10 from 2021]
2026.04.02 07:24:48 UTC
Removal of the Drain Valves
ZONE: 120
1. Reason for the JobSelf explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE |
| No specific | AR | SCRAPER - NON METALLIC |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.08BAA9) | Non Aqueous Cleaner-General - - |
| (Material No.14SBA1) | Textile-Lint free Cotton - |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 120 | AVIONICS COMPARTMENT |
| 811, 824 |
| REFERENCE | DESIGNATION |
|---|---|
| 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 53-12-13-000-001-A | Removal of the avionics compartment floor panels |
Drain ValveSubtask 53-19-41-861-052-A Subtask 53-19-41-010-053-A
B. Get access to the avionics compartment.
(1) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at zone 811.
(2) Open the avionics-compartment access door 811.
(3) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at zone 824.
(4) Open the avionics-compartment access door 824.
(5) On the panel 50VU:
Subtask 53-19-41-010-054-A (1) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at zone 811.
(2) Open the avionics-compartment access door 811.
(3) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at zone 824.
(4) Open the avionics-compartment access door 824.
(5) On the panel 50VU:
- push the AVIONICS/COMPT LT pushbutton switch 23LS.
C. Removal of Components
(1) In the avionics compartment, remove the applicable floor panel (Ref. AMM TASK 53-12-13-000-001).
(2) Remove the insulation blanket.
4. Procedure(1) In the avionics compartment, remove the applicable floor panel (Ref. AMM TASK 53-12-13-000-001).
(2) Remove the insulation blanket.
Subtask 53-19-41-020-052-A
A. Removal of the Drain Valve
(1) Remove the remaining sealant with Non Aqueous Cleaner-General - - (Material No.08BAA9) , Textile-Lint free Cotton - (Material No.14SBA1) and a SCRAPER - NON METALLIC around the valve (4).
(2) Remove the valve (4).
(3) Remove the two bolts (3).
(4) Remove the remaining sealant with Non Aqueous Cleaner-General - - (Material No.08BAA9) , Textile-Lint free Cotton - (Material No.14SBA1) and a SCRAPER - NON METALLIC around the retaining valve (2).
(5) Remove the two nuts (1).
(6) Remove the retaining valve (2).
(1) Remove the remaining sealant with Non Aqueous Cleaner-General - - (Material No.08BAA9) , Textile-Lint free Cotton - (Material No.14SBA1) and a SCRAPER - NON METALLIC around the valve (4).
(2) Remove the valve (4).
(3) Remove the two bolts (3).
(4) Remove the remaining sealant with Non Aqueous Cleaner-General - - (Material No.08BAA9) , Textile-Lint free Cotton - (Material No.14SBA1) and a SCRAPER - NON METALLIC around the retaining valve (2).
(5) Remove the two nuts (1).
(6) Remove the retaining valve (2).