DOC AIRBUS | AMM A320FDetailed Inspection of Central and Adjacent Vertical Posts of Forward Pressure Bulkhead and Web Assembly, Upper Portion
TASK 53-11-00-210-045-A
Detailed Inspection of Central and Adjacent Vertical Posts of Forward Pressure Bulkhead and Web Assembly, Upper Portion
Refer to the MPD TASK: 531184-01
DETAILED INSPECTION OF CENTRAL AND ADJACENT VERTICAL POSTS OF FORWARD PRESSURE BULKHEAD AND WEB ASSEMBLY, UPPER PORTION
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Referenced Information
3. Job Set-up
Subtask 53-11-00-010-079-A
Subtask 53-11-00-220-059-A
Subtask 53-11-00-410-079-A
[Rev.10 from 2021]
2026.04.02 06:28:43 UTC
Detailed Inspection of Central and Adjacent Vertical Posts of Forward Pressure Bulkhead and Web Assembly, Upper Portion
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
1. Reason for the JobRefer to the MPD TASK: 531184-01
DETAILED INSPECTION OF CENTRAL AND ADJACENT VERTICAL POSTS OF FORWARD PRESSURE BULKHEAD AND WEB ASSEMBLY, UPPER PORTION
NOTE: The effectivity of this task is "ALL". To know if this task is applicable to your aircraft, refer to the MPD task applicability and the weight variant data given in the SRM introduction.
2. Job Set-up InformationA. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.08BAA9) | Non Aqueous Cleaner-General - - |
| (Material No.12ABC1) | Corrosion Preventive Compound_Water Displacing Soft Film - |
| (Material No.14SBA1) | Textile-Lint free Cotton - |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 211 | COCKPIT |
| 212 | COCKPIT |
| 811 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 25-80-00-000-001-A | Removal of the Insulation Blankets |
| TASK 25-80-00-400-001-A | Installation of the Insulation Blankets |
| TASK 51-78-00-916-001-A | Application of Temporary Protection System (TPS) |
| TASK 52-41-00-010-002-A | Open the Avionics Compartment Doors for Access |
| TASK 52-41-00-410-002-A | Close the Avionics Compartment Doors after Access |
| SRM 511100 | (for corrective action) |
| SRM 512200 | (for corrective action) |
Forward Pressure Bulkhead Vertical PostsSubtask 53-11-00-010-079-A
A. Get Access
(1) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position in zone 120.
(2) Open the avionics compartment door 811 (Ref. AMM TASK 52-41-00-010-002).
(3) Remove the necessary insulation blankets to get access to the inspection areas (Ref. AMM TASK 25-80-00-000-001).
Subtask 53-11-00-110-092-A (1) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position in zone 120.
(2) Open the avionics compartment door 811 (Ref. AMM TASK 52-41-00-010-002).
(3) Remove the necessary insulation blankets to get access to the inspection areas (Ref. AMM TASK 25-80-00-000-001).
B. Preparation of the Inspection Area
(1) Make sure that the inspection area is sufficiently clean to do a satisfactory inspection of the area.
(2) If not, clean the inspection area with Non Aqueous Cleaner-General - - (Material No.08BAA9) and Textile-Lint free Cotton - (Material No.14SBA1) .
(3) If there is a TPS layer and if it does not let you do a satisfactory inspection, remove the TPS layer (Ref. AMM TASK 51-78-00-916-001).
4. Procedure(1) Make sure that the inspection area is sufficiently clean to do a satisfactory inspection of the area.
(2) If not, clean the inspection area with Non Aqueous Cleaner-General - - (Material No.08BAA9) and Textile-Lint free Cotton - (Material No.14SBA1) .
(3) If there is a TPS layer and if it does not let you do a satisfactory inspection, remove the TPS layer (Ref. AMM TASK 51-78-00-916-001).
Subtask 53-11-00-220-059-A
A. Inspection
(1) Do a detailed inspection of the central and the adjacent vertical posts of the forward pressure bulkhead and the web assembly. This inspection is applicable to the upper portion.
(2) Make sure that there is no:
(a) Corrosion damage:
- If you find corrosion, refer to Structural Repair Manual SRM 512200 for the corrosion types, inspection, removal and subsequent corrosion protection.
(b) Other damage (scratches, cracks, gouges, dents, creases):
- If you find this type of damage, refer to Structural Repair Manual SRM 511100 for damage types, classification and corrective action.
Subtask 53-11-00-916-083-A (1) Do a detailed inspection of the central and the adjacent vertical posts of the forward pressure bulkhead and the web assembly. This inspection is applicable to the upper portion.
(2) Make sure that there is no:
(a) Corrosion damage:
- If you find corrosion, refer to Structural Repair Manual SRM 512200 for the corrosion types, inspection, removal and subsequent corrosion protection.
(b) Other damage (scratches, cracks, gouges, dents, creases):
- If you find this type of damage, refer to Structural Repair Manual SRM 511100 for damage types, classification and corrective action.
B. Check and Application of the TPS Layer
(1) If the TPS was removed at the "Preparation of the Inspection Area" paragraph, apply a new layer of Corrosion Preventive Compound_Water Displacing Soft Film - (Material No.12ABC1) (Ref. AMM TASK 51-78-00-916-001).
(2) If the TPS was not removed at the "Preparation of the Inspection Area" paragraph, do a check of the condition and integrity of the TPS layer (Ref. AMM TASK 51-78-00-916-001).
(3) If the TPS layer has local damage, remove the damaged TPS layer and apply a new layer of Corrosion Preventive Compound_Water Displacing Soft Film - (Material No.12ABC1) (Ref. AMM TASK 51-78-00-916-001).
5. Close-up(1) If the TPS was removed at the "Preparation of the Inspection Area" paragraph, apply a new layer of Corrosion Preventive Compound_Water Displacing Soft Film - (Material No.12ABC1) (Ref. AMM TASK 51-78-00-916-001).
(2) If the TPS was not removed at the "Preparation of the Inspection Area" paragraph, do a check of the condition and integrity of the TPS layer (Ref. AMM TASK 51-78-00-916-001).
(3) If the TPS layer has local damage, remove the damaged TPS layer and apply a new layer of Corrosion Preventive Compound_Water Displacing Soft Film - (Material No.12ABC1) (Ref. AMM TASK 51-78-00-916-001).
NOTE: If, after the check of the condition and integrity, the TPS layer is in the correct condition, Airbus recommends that you spray a new TPS layer on the existing layer. This is to make sure that the TPS layer continues to give satisfactory corrosion protection.
Subtask 53-11-00-410-079-A
A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the insulation blankets (Ref. AMM TASK 25-80-00-400-001).
(3) Close the avionics compartment door 811 (Ref. AMM TASK 52-41-00-410-002).
(4) Remove the access platform(s).
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the insulation blankets (Ref. AMM TASK 25-80-00-400-001).
(3) Close the avionics compartment door 811 (Ref. AMM TASK 52-41-00-410-002).
(4) Remove the access platform(s).