DOC AIRBUS | AMM A320FDetailed Inspection of Upper Panel Floor Beam Elliptical Holes in Current Area from Frame 36 to Frame 42 (Y=+/-254, +/-765 and +/-1292)
TASK 57-10-00-220-804-A
Detailed Inspection of Upper Panel Floor Beam Elliptical Holes in Current Area from Frame 36 to Frame 42 (Y=+/-254, +/-765 and +/-1292)
Refer to ALI task 571201-02 DETAILED INSPECTION OF UPPER PANEL FLOOR BEAM ELLIPTICAL HOLES IN CURRENT AREA FROM FR 36 TO FR 42 (Y=+/-254, +/-765 AND +/-1292).
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Referenced Information
3. Job Set-up
Subtask 57-10-00-010-098-A
Subtask 57-10-00-220-065-A
Subtask 57-10-00-410-099-A
[Rev.10 from 2021]
2026.04.02 06:30:31 UTC
Detailed Inspection of Upper Panel Floor Beam Elliptical Holes in Current Area from Frame 36 to Frame 42 (Y=+/-254, +/-765 and +/-1292)
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
ZONE: 140
1. Reason for the JobRefer to ALI task 571201-02 DETAILED INSPECTION OF UPPER PANEL FLOOR BEAM ELLIPTICAL HOLES IN CURRENT AREA FROM FR 36 TO FR 42 (Y=+/-254, +/-765 AND +/-1292).
NOTE: The effectivity of this task is "ALL". To know if this task is applicable to your aircraft, refer to the ALI task applicability.
2. Job Set-up InformationA. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | FLASHLIGHT |
| No specific | AR | MIRROR - INSPECTION |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.08BAA9) | Non Aqueous Cleaner-General - - |
| (Material No.14SBA1) | Textile-Lint free Cotton - |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 140 | CENTER WING |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 25-21-41-000-001-A | Removal of the Passenger Seats |
| TASK 25-21-41-400-001-A | Installation of the Passenger Seats |
| 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 53-32-12-000-002-A | Removal of the Cabin Floor Panels |
| TASK 53-32-12-400-002-A | Installation of the Cabin Floor Panels |
| SRM 511100 | (for corrective action) |
| SRM 512200 | (for corrective action) |
| TASK 25-42-00-00 | MID LAVATORIES - DESCRIPTION AND OPERATION |
Elliptical Holes of the Upper-Panel Floor Beam in the Area between Frames 36 and 42 (Y=+/-254, Y=+/-765 and Y=+/-1292)Subtask 57-10-00-010-098-A
A. Get Access
(1) If the galleys and the lavatories are installed, remove them between frames 36 and 42. To do this, refer to the paragraph Component Location in the applicable ATA 25 Description/Operation:
(3) Remove the applicable cabin floor panels (Ref. AMM TASK 53-32-12-000-002).
(4) Remove the applicable insulation blankets (Ref. AMM TASK 25-80-00-000-001).
Subtask 57-10-00-110-086-A (1) If the galleys and the lavatories are installed, remove them between frames 36 and 42. To do this, refer to the paragraph Component Location in the applicable ATA 25 Description/Operation:
- For the galleys (Ref. AMM D/O 25-32-00-00)
- For the lavatories (Ref. AMM D/O 25-42-00-00).
(3) Remove the applicable cabin floor panels (Ref. AMM TASK 53-32-12-000-002).
(4) Remove the applicable insulation blankets (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 the inspection area is not sufficiently clean, clean it with the Non Aqueous Cleaner-General - - (Material No.08BAA9) and Textile-Lint free Cotton - (Material No.14SBA1) .
4. Procedure(1) Make sure that the inspection area is sufficiently clean to do a satisfactory inspection of the area.
(2) If the inspection area is not sufficiently clean, clean it with the Non Aqueous Cleaner-General - - (Material No.08BAA9) and Textile-Lint free Cotton - (Material No.14SBA1) .
Subtask 57-10-00-220-065-A
A. Inspection
(1) Use the FLASHLIGHT and the MIRROR - INSPECTION for this inspection.
(2) Do a detailed inspection of the elliptical holes of the upper-panel floor beam for damage or discontinuities. This inspection includes the area between Frames 36 and 42 at Y=+/-254, Y=+/-765 and Y=+/-1292.
(3) Make sure that there is no:
(a) Corrosion:
If you find corrosion, refer to the 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 the Structural Repair Manual SRM 511100 for the damage types, classification and corrective action.
5. Close-up(1) Use the FLASHLIGHT and the MIRROR - INSPECTION for this inspection.
(2) Do a detailed inspection of the elliptical holes of the upper-panel floor beam for damage or discontinuities. This inspection includes the area between Frames 36 and 42 at Y=+/-254, Y=+/-765 and Y=+/-1292.
(3) Make sure that there is no:
(a) Corrosion:
If you find corrosion, refer to the 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 the Structural Repair Manual SRM 511100 for the damage types, classification and corrective action.
Subtask 57-10-00-410-099-A
A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the removed insulation blankets (Ref. AMM TASK 25-80-00-400-001).
(3) Install the removed cabin floor panels (Ref. AMM TASK 53-32-12-400-002).
(4) Install the removed passenger seats (Ref. AMM TASK 25-21-41-400-001).
(5) Install the removed galleys and lavatories between frames 36 and 42. To do this, refer to the paragraph Component Location in the applicable ATA 25 Description/Operation:
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the removed insulation blankets (Ref. AMM TASK 25-80-00-400-001).
(3) Install the removed cabin floor panels (Ref. AMM TASK 53-32-12-400-002).
(4) Install the removed passenger seats (Ref. AMM TASK 25-21-41-400-001).
(5) Install the removed galleys and lavatories between frames 36 and 42. To do this, refer to the paragraph Component Location in the applicable ATA 25 Description/Operation:
- For the galleys (Ref. AMM D/O 25-32-00-00)
- For the lavatories (Ref. AMM D/O 25-42-00-00).