DOC AIRBUS | AMM A320FSpecial Detailed Inspection (ROTO) of Fuselage Internal Structure, between Cabin Floor Panels and Cargo Compartment Floor, including Cabin Floor ...
TASK 53-41-00-220-825-A
Special Detailed Inspection (ROTO) of Fuselage Internal Structure, between Cabin Floor Panels and Cargo Compartment Floor, including Cabin Floor ...
Refer to the MPD TASK: 534120-02
SPECIAL DETAILED INSPECTION (ROTO) OF FUSELAGE INTERNAL STRUCTURE,
BETWEEN CABIN FLOOR PANELS AND CARGO COMPARTMENT FLOOR,
INCLUDING CABIN FLOOR STRUCTURE, FROM FR 47 TO FR 65.
A. Consumable Materials
B. Work Zones and Access Panels
C. Referenced Information
3. Job Set-up
Subtask 53-41-00-010-229-A ** ON A/C NOT FOR ALL
Subtask 53-41-00-220-106-A ** ON A/C NOT FOR ALL
Subtask 53-41-00-410-223-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.02 06:29:21 UTC
Special Detailed Inspection (ROTO) of Fuselage Internal Structure, between Cabin Floor Panels and Cargo Compartment Floor, including Cabin Floor ...
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: 534120-02
SPECIAL DETAILED INSPECTION (ROTO) OF FUSELAGE INTERNAL STRUCTURE,
BETWEEN CABIN FLOOR PANELS AND CARGO COMPARTMENT FLOOR,
INCLUDING CABIN FLOOR STRUCTURE, FROM FR 47 TO FR 65.
NOTE: The effectivity of this task is "ALL". To know if this task is applicable to your aircraft, refer to the MPD task applicability. The information on weight variant groups is given in the MPD and SRM introductions.
2. Job Set-up InformationA. Consumable Materials
| 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 |
|---|---|
| 151 | AFT CARGO COMPARTMENT |
| 152 | AFT CARGO COMPARTMENT |
| 161 | BULK CARGO COMPARTMENT |
| 162 | BULK CARGO COMPARTMENT |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 25-55-11-000-001-A | Removal of the Aft Cargo-Compartment Partition at FR47 |
| TASK 25-55-11-000-002-A | Removal of the Ceiling Panels in the Aft Cargo-Compartment - FR47/FR59 |
| TASK 25-55-11-000-003-A | Removal of the Sidewall Panels in the Aft Cargo Compartment - FR47/FR59 |
| TASK 25-55-11-400-001-A | Installation of the Aft Cargo-Compartment Partition at FR47 |
| TASK 25-55-11-400-002-A | Installation of the Ceiling Panels in the Aft Cargo-Compartment - FR47/FR59 |
| TASK 25-55-11-400-003-A | Installation of the Sidewall Panels in the Aft Cargo Compartment - FR47/FR59 |
| TASK 25-55-12-000-001-A | Removal of the Aft Cargo-Compartment Partition at FR65 |
| TASK 25-55-12-000-002-A | Removal of the Ceiling Panels in the Aft Cargo Compartment at FR59/FR65 |
| TASK 25-55-12-000-003-A | Removal of the Sidewall Panels in the Aft Cargo Compartment - FR59/FR65 |
| TASK 25-55-12-400-001-A | Installation of the Aft Cargo-Compartment Partition at FR65 |
| TASK 25-55-12-400-002-A | Installation of the Ceiling Panels in the Aft Cargo Compartment at FR59/FR65 |
| TASK 25-55-12-400-003-A | Installation of the Sidewall Panels in the Aft Cargo Compartment - FR59/FR65 |
| 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 52-30-00-860-004-A | Close the FWD or Aft Cargo-Compartment Door with the Hand Pump |
| TASK 52-30-00-860-006-A | Open the Bulk Cargo-Compartment Door |
| TASK 52-30-00-860-008-A | Close the Bulk Cargo-Compartment Door |
| SRM 511100 | |
| SRM 512200 | |
| SRM 512300 | |
| SRM 512400 | |
| SRM 514200 | |
| NTM 534120 | |
Fuselage Internal Structure between the Cabin Floor Panels and the Cargo Compartment Floor-PanelsSubtask 53-41-00-010-229-A ** ON A/C NOT FOR ALL
A. Get Access
(1) Open the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-001).
(2) If applicable, open the bulk cargo-compartment door (Ref. AMM TASK 52-30-00-860-006).
(3) If installed, remove ACT1 (Ref. AMM D/O 28-11-27-00), ACT2 (Ref. AMM D/O 28-11-27-00), ACT3 (Ref. AMM TASK 28-11-27-000-004).
(4) Remove the applicable linings (Ref. AMM TASK 25-55-11-000-001), (Ref. AMM TASK 25-55-12-000-001), (Ref. AMM TASK 25-55-11-000-002), (Ref. AMM TASK 25-55-11-000-003), (Ref. AMM TASK 25-55-12-000-002) and/or (Ref. AMM TASK 25-55-12-000-003).
(5) Remove the insulation blankets (Ref. AMM TASK 25-80-00-000-001).
Subtask 53-41-00-110-182-A ** ON A/C NOT FOR ALL (1) Open the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-001).
(2) If applicable, open the bulk cargo-compartment door (Ref. AMM TASK 52-30-00-860-006).
(3) If installed, remove ACT1 (Ref. AMM D/O 28-11-27-00), ACT2 (Ref. AMM D/O 28-11-27-00), ACT3 (Ref. AMM TASK 28-11-27-000-004).
(4) Remove the applicable linings (Ref. AMM TASK 25-55-11-000-001), (Ref. AMM TASK 25-55-12-000-001), (Ref. AMM TASK 25-55-11-000-002), (Ref. AMM TASK 25-55-11-000-003), (Ref. AMM TASK 25-55-12-000-002) and/or (Ref. AMM TASK 25-55-12-000-003).
(5) Remove the insulation blankets (Ref. AMM TASK 25-80-00-000-001).
B. Preparation of the Inspection Area
(1) Make sure that the inspection areas 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 it ( (Ref. AMM TASK 51-78-00-916-001)).
(4) Remove the sealant and/or paint from the inspection area if this is necessary for the Non-destructive Testing Manual (NTM) task.
(5) Remove the fasteners to do an inspection of the holes ( SRM 514200).
4. Procedure(1) Make sure that the inspection areas 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 it ( (Ref. AMM TASK 51-78-00-916-001)).
(4) Remove the sealant and/or paint from the inspection area if this is necessary for the Non-destructive Testing Manual (NTM) task.
(5) Remove the fasteners to do an inspection of the holes ( SRM 514200).
Subtask 53-41-00-220-106-A ** ON A/C NOT FOR ALL
A. Inspection
(1) Do a special detailed inspection (ROTO) of the fuselage internal structure (between the cabin floor panels and the cargo compartment floor-panels), for damage or discontinuities. Refer to NTM 534120.
(a) For A318, do this between FR47/54 and FR65.
(b) For A319, do this between FR47/51 and FR65.
(c) For A320, do this between FR47 and FR65.
(d) For A321, do this between FR47.5 and FR65.
(2) Make a report of the damage after the NTM inspection:
(a) Corrosion damage:
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 53-41-00-420-063-A ** ON A/C NOT FOR ALL (1) Do a special detailed inspection (ROTO) of the fuselage internal structure (between the cabin floor panels and the cargo compartment floor-panels), for damage or discontinuities. Refer to NTM 534120.
(a) For A318, do this between FR47/54 and FR65.
(b) For A319, do this between FR47/51 and FR65.
(c) For A320, do this between FR47 and FR65.
(d) For A321, do this between FR47.5 and FR65.
(2) Make a report of the damage after the NTM inspection:
(a) Corrosion damage:
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.
B. Installation of the Fasteners
(1) Refer to the installation drawing in the SRM identification section for the new fastener references.
(2) Install the fasteners in the examined holes ( SRM 514200).
Subtask 53-41-00-910-050-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 in 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 ( SRM 512400) or paint ( SRM 512300) on the inspection area.
Subtask 53-41-00-916-121-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 ( SRM 512400) or paint ( 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 53-41-00-410-223-A ** ON A/C NOT FOR ALL
A. Close Access
(1) Install the insulation blankets (Ref. AMM TASK 25-80-00-400-001).
(2) Install the removed linings (Ref. AMM TASK 25-55-11-400-001), (Ref. AMM TASK 25-55-12-400-001), (Ref. AMM TASK 25-55-11-400-002), (Ref. AMM TASK 25-55-11-400-003), (Ref. AMM TASK 25-55-12-400-002) and/or (Ref. AMM TASK 25-55-12-400-003).
(3) If removed, install ACT5 (Ref. AMM D/O 28-11-27-40), ACT3 (Ref. AMM D/O 28-11-27-40), ACT2 (Ref. AMM TASK 28-11-27-400-003).
(4) Make sure that the work area is clean and clear of tools and other items.
(5) If applicable, close the bulk cargo-compartment door (Ref. AMM TASK 52-30-00-860-008).
(6) Close the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-004).
(1) Install the insulation blankets (Ref. AMM TASK 25-80-00-400-001).
(2) Install the removed linings (Ref. AMM TASK 25-55-11-400-001), (Ref. AMM TASK 25-55-12-400-001), (Ref. AMM TASK 25-55-11-400-002), (Ref. AMM TASK 25-55-11-400-003), (Ref. AMM TASK 25-55-12-400-002) and/or (Ref. AMM TASK 25-55-12-400-003).
(3) If removed, install ACT5 (Ref. AMM D/O 28-11-27-40), ACT3 (Ref. AMM D/O 28-11-27-40), ACT2 (Ref. AMM TASK 28-11-27-400-003).
(4) Make sure that the work area is clean and clear of tools and other items.
(5) If applicable, close the bulk cargo-compartment door (Ref. AMM TASK 52-30-00-860-008).
(6) Close the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-004).