DOC AIRBUS | AMM A320FSpecial Detailed Inspection (ROTO) of Frame Splicing at STR 34/35 LH/RH, from FR 24 LH to FR 34 LH and from FR 29 RH to FR 34 RH and Junction between ...
TASK 53-21-00-250-812-A
Special Detailed Inspection (ROTO) of Frame Splicing at STR 34/35 LH/RH, from FR 24 LH to FR 34 LH and from FR 29 RH to FR 34 RH and Junction between ...
Refer to the ALI TASK: 532205-01
SPECIAL DETAILED INSPECTION (ROTO) OF FRAME SPLICING AT STR 34/35 LH/RH, FROM FR 24 LH TO FR 34 LH AND FROM FR 29 RH TO FR 34 RH AND JUNCTION BETWEEN FRAME AND VERTICAL STRUTS AT STR 32, LH/RH
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 53-21-00-010-134-A ** ON A/C NOT FOR ALL
Subtask 53-21-00-250-068-A ** ON A/C NOT FOR ALL
Subtask 53-21-00-410-128-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.02 06:28:59 UTC
Special Detailed Inspection (ROTO) of Frame Splicing at STR 34/35 LH/RH, from FR 24 LH to FR 34 LH and from FR 29 RH to FR 34 RH and Junction between ...
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 ALI TASK: 532205-01
SPECIAL DETAILED INSPECTION (ROTO) OF FRAME SPLICING AT STR 34/35 LH/RH, FROM FR 24 LH TO FR 34 LH AND FROM FR 29 RH TO FR 34 RH AND JUNCTION BETWEEN FRAME AND VERTICAL STRUTS AT STR 32, LH/RH
2. Job Set-up Information
A. 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 |
|---|---|
| 131 | FORWARD CARGO COMPARTMENT |
| 132 | FORWARD CARGO COMPARTMENT |
| 825 | FORWARD CARGO COMPARTMENT DOOR |
| 825 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 21-20-00-010-001-A | Removal of the Air-Conditioning Distribution Ducts |
| TASK 21-20-00-410-001-A | Installation of the Air-Conditioning Distribution Ducts |
| TASK 25-54-11-000-001-A | Removal of the Forward Cargo-Compartment Partition FR24A |
| TASK 25-54-11-400-001-A | Installation of the Forward Cargo-Compartment Partition FR24A |
| TASK 25-54-12-000-003-A | Removal of the Sidewall Panels in the Forward Cargo Compartment |
| TASK 25-54-12-400-003-A | Installation of the Sidewall Panels in the Forward Cargo Compartment |
| 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 52-30-00-860-001-A | Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump |
| TASK 52-30-00-860-002-A | Close the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump |
| NTM 532205 | |
| SRM 511100 | (for corrective action) |
| SRM 512200 | (for corrective action) |
| SRM 512300 | (for corrective action) |
| SRM 512400 | (for corrective action) |
| SRM 514200 | (for corrective action) |
Frame Splicing at Stringers 34 and 35 and the Junction between the Frame and the Vertical Struts at Stringer 32Subtask 53-21-00-010-134-A ** ON A/C NOT FOR ALL
A. Get Access
(1) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at zone 131 (132).
(2) Open forward cargo-compartment door 825 (Ref. AMM TASK 52-30-00-860-001).
(3) Remove the applicable sidewall panels of the forward cargo compartment from the inspection area (Ref. AMM TASK 25-54-12-000-003).
(4) Remove the applicable insulation blankets:
(6) Remove the ventilation duct of 80VU (Ref. AMM TASK 21-20-00-010-001).
Subtask 53-21-00-110-154-A ** ON A/C NOT FOR ALL (1) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at zone 131 (132).
(2) Open forward cargo-compartment door 825 (Ref. AMM TASK 52-30-00-860-001).
(3) Remove the applicable sidewall panels of the forward cargo compartment from the inspection area (Ref. AMM TASK 25-54-12-000-003).
(4) Remove the applicable insulation blankets:
- For the left side, between FR24 and FR34
- For the right side, between FR29 and FR34
(Ref. AMM TASK 25-80-00-000-001).
(6) Remove the ventilation duct of 80VU (Ref. AMM TASK 21-20-00-010-001).
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 the 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) Remove the sealant and/or paint from the inspection area if this is necessary to do the Nondestructive Testing Manual (NTM) task.
(5) Remove the fasteners to do an inspection of the holes (refer to SRM 514200).
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 the 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) Remove the sealant and/or paint from the inspection area if this is necessary to do the Nondestructive Testing Manual (NTM) task.
(5) Remove the fasteners to do an inspection of the holes (refer to SRM 514200).
Subtask 53-21-00-250-068-A ** ON A/C NOT FOR ALL
A. Inspection
(1) Do a special detailed inspection for damage or discontinuities of:
(a) Corrosion damage:
If you find corrosion, refer to the Structural Repair Manual (Ref. 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 (Ref. SRM 511100) for the damage types, classification and corrective action.
Subtask 53-21-00-420-070-A ** ON A/C NOT FOR ALL (1) Do a special detailed inspection for damage or discontinuities of:
- The frame splicing, at stringers 34 and 35. Do this inspection on the left side, from FR24 to FR34.
- The frame splicing, at stringers 34 and 35. Do this inspection on the right side, from FR29 to FR34.
- The junction between the frame and the vertical struts at stringer 32. Do this inspection on the left and right sides of the aircraft.
Refer to NTM 532205.
(a) Corrosion damage:
If you find corrosion, refer to the Structural Repair Manual (Ref. 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 (Ref. SRM 511100) for the damage types, classification and corrective action.
B. Installation of Fasteners
(1) Refer to the installation drawing in the SRM identification section for the new fastener references.
(2) Install the fasteners of the examined holes ( SRM 514200).
Subtask 53-21-00-916-082-A ** ON A/C NOT FOR ALL (1) Refer to the installation drawing in the SRM identification section for the new fastener references.
(2) Install the fasteners of the examined holes ( SRM 514200).
C. Sealant or paint application
(1) If the NTM procedure told to remove the sealant and/or paint from the inspection area, apply sealant (refer to SRM 512400) or paint (refer to SRM 512300) on the inspection area.
Subtask 53-21-00-916-085-A ** ON A/C NOT FOR ALL (1) If the NTM procedure told to remove the sealant and/or paint from the inspection area, apply sealant (refer to SRM 512400) or paint (refer to SRM 512300) on the inspection area.
D. Check and Application of the TPS Layer
(1) If the TPS was removed at the "Preparation of the Inspection Area", 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", 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", 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", 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 apply a new layer as a spray on the existing layer. This is to make sure that the TPS layer continues to give satisfactory corrosion protection.
Subtask 53-21-00-410-128-A ** ON A/C NOT FOR ALL
A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the ventilation duct of 80VU (Ref. AMM TASK 21-20-00-410-001).
(3) Install forward cargo-compartment partition FR24A (Ref. AMM TASK 25-54-11-400-001).
(4) Install the removed insulation blankets (Ref. AMM TASK 25-80-00-400-001).
(5) Install the removed sidewall panels of the forward cargo compartment (Ref. AMM TASK 25-54-12-400-003).
(6) Close forward cargo-compartment door 825 (Ref. AMM TASK 52-30-00-860-002).
(7) Remove the access platform(s).
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the ventilation duct of 80VU (Ref. AMM TASK 21-20-00-410-001).
(3) Install forward cargo-compartment partition FR24A (Ref. AMM TASK 25-54-11-400-001).
(4) Install the removed insulation blankets (Ref. AMM TASK 25-80-00-400-001).
(5) Install the removed sidewall panels of the forward cargo compartment (Ref. AMM TASK 25-54-12-400-003).
(6) Close forward cargo-compartment door 825 (Ref. AMM TASK 52-30-00-860-002).
(7) Remove the access platform(s).