DOC AIRBUS | AMM A320FSpecial Detailed Inspection (ROTO) of FWD Passenger/Crew Door Cutout, Stop Fittings Holes on FR16 and FR20, LH/RH
TASK 53-11-00-210-819-A
Special Detailed Inspection (ROTO) of FWD Passenger/Crew Door Cutout, Stop Fittings Holes on FR16 and FR20, LH/RH
Refer to the MPD TASK: 531103-01
SPECIAL DETAILED INSPECTION (ROTO) OF FWD PASSENGER/CREW DOOR CUTOUT, STOP FITTINGS HOLES ON FR 16 AND FR 20, LH/RH.
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Referenced Information
3. Job Set-up
Subtask 53-11-00-010-126-A
Subtask 53-11-00-250-061-A
Subtask 53-11-00-390-054-A
[Rev.10 from 2021]
2026.04.02 06:28:45 UTC
Special Detailed Inspection (ROTO) of FWD Passenger/Crew Door Cutout, Stop Fittings Holes on FR16 and FR20, LH/RH
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: 531103-01
SPECIAL DETAILED INSPECTION (ROTO) OF FWD PASSENGER/CREW DOOR CUTOUT, STOP FITTINGS HOLES ON FR 16 AND FR 20, LH/RH.
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 InformationThe information on weight variant groups is given in the MPD and SRM introductions.
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | ACCESS PLATFORM 4M (13 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 |
|---|---|
| 221 | FWD CAB UTILITY AREA |
| 222 | FWD CAB UTILITY AREA |
| 831, 841 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 25-23-45-000-002-A | Removal of the Door Frame Linings from the Right Forward Passenger/Crew Door |
| TASK 25-23-45-000-005-A | Removal of the Door Frame Linings from the Left Forward Passenger/Crew Door |
| TASK 25-23-45-400-006-A | Installation of the Door Frame Linings on the Left Forward Passenger/Crew Door |
| TASK 25-23-45-400-007-A | Installation of the Door Frame Linings on the Right Forward Passenger/Crew Door |
| 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 52-10-00-010-001-A | Opening of the Passenger/Crew Door |
| TASK 52-10-00-410-001-A | Closing of the Passenger/Crew Door |
| TASK 52-11-31-000-002-A | Removal of the Stop Fittings, Buffer, Guide Fittings, Rollers, Door Stop Fittings, Roller Fittings and Guide Arm Fittings |
| TASK 52-11-31-400-002-A | Installation of the Stop Fittings, the Buffer, the Guide Fittings, the Rollers, the Door Stop Fittings, the Roller Fittings and the Guide Arm Fittings |
| SRM 512300 | |
| SRM 512400 | |
| NTM 531103 | |
| SRM 511100 | (for corrective action) |
| SRM 512200 | (for corrective action) |
| TASK 25-31-00-00 | FORWARD GALLEY - DESCRIPTION AND OPERATION |
| TASK 25-41-00-00 | FORWARD LAVATORIES - DESCRIPTION AND OPERATION |
Holes of the Stop Fittings at FR16 and FR20, LH/RHSubtask 53-11-00-010-126-A
A. Get Access
(1) Put an ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position.
(2) Open the passenger/crew door 831 ( 841) (Ref. AMM TASK 52-10-00-010-001).
(3) Remove the necessary door-frame lining panels at FR16 and FR20 to get access to the inspection area (Ref. AMM TASK 25-23-45-000-005) (Ref. AMM TASK 25-23-45-000-002).
(4) Remove the FWD galleys and lavatories at FR16 and FR20, if installed.
To do this, refer to the para. Component Location in the applicable ATA 25 Description/Operation: for the galleys (Ref. AMM D/O 25-31-00-00), for the lavatories (Ref. AMM D/O 25-41-00-00). In this paragraph, you will find the cross-references of the removal/installation tasks.
(5) Remove the necessary insulation blankets at FR16 and FR20 to get access to the inspection area (Ref. AMM TASK 25-80-00-000-001).
Subtask 53-11-00-020-075-A (1) Put an ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position.
(2) Open the passenger/crew door 831 ( 841) (Ref. AMM TASK 52-10-00-010-001).
(3) Remove the necessary door-frame lining panels at FR16 and FR20 to get access to the inspection area (Ref. AMM TASK 25-23-45-000-005) (Ref. AMM TASK 25-23-45-000-002).
(4) Remove the FWD galleys and lavatories at FR16 and FR20, if installed.
To do this, refer to the para. Component Location in the applicable ATA 25 Description/Operation: for the galleys (Ref. AMM D/O 25-31-00-00), for the lavatories (Ref. AMM D/O 25-41-00-00). In this paragraph, you will find the cross-references of the removal/installation tasks.
(5) Remove the necessary insulation blankets at FR16 and FR20 to get access to the inspection area (Ref. AMM TASK 25-80-00-000-001).
B. Removal of the Components
Subtask 53-11-00-110-133-A CAUTION:
DO NOT REMOVE THE STOP FITTINGS TO DO THIS INSPECTION. DURING THIS PROCEDURE, A MINIMUM OF THREE BOLTS MUST ALWAYS BE INSTALLED. REMOVE ONE BOLT, DO THE INSPECTION OF THE HOLE AND THEN INSTALL THE BOLT AGAIN BEFORE YOU DO THE INSPECTION OF THE NEXT HOLE.
(1) Remove the nuts and the bolts of the stop fittings (Ref. AMM TASK 52-11-31-000-002). C. Preparation of the Inspection Area
(1) Remove the sealant and/or paint from the inspection area if this is necessary for the Non-destructive Testing Manual (NTM) task.
(2) Make sure that the inspection area is sufficiently clean to do a satisfactory inspection of the area.
(3) If it is not sufficiently clean, clean the inspection area with Non Aqueous Cleaner-General - - (Material No.08BAA9) and Textile-Lint free Cotton - (Material No.14SBA1) .
(4) 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) Remove the sealant and/or paint from the inspection area if this is necessary for the Non-destructive Testing Manual (NTM) task.
(2) Make sure that the inspection area is sufficiently clean to do a satisfactory inspection of the area.
(3) If it is not sufficiently clean, clean the inspection area with Non Aqueous Cleaner-General - - (Material No.08BAA9) and Textile-Lint free Cotton - (Material No.14SBA1) .
(4) 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 53-11-00-250-061-A
A. Inspection
(1) Do a special detailed inspection (ROTO) of the holes of the stop fittings of the forward passenger/crew door cutout for damage or discontinuities. This inspection is applicable at FR16 and FR20. Do this inspection on the left and right sides. Refer to the Non-destructive Testing Manual ( NTM 531103).
(2) Make a report of the damage after the NTM inspection:
(a) Corrosion damage:
Subtask 53-11-00-916-077-A (1) Do a special detailed inspection (ROTO) of the holes of the stop fittings of the forward passenger/crew door cutout for damage or discontinuities. This inspection is applicable at FR16 and FR20. Do this inspection on the left and right sides. Refer to the Non-destructive Testing Manual ( NTM 531103).
(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.
- If you find this type of damage, refer to the 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", 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 53-11-00-390-054-A
A. Sealant or Paint Application
(1) If the NTM procedure asked 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 53-11-00-420-072-A (1) If the NTM procedure asked 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.
B. Installation of the Components
(1) Install the bolts and the nuts of the stop fittings (Ref. AMM TASK 52-11-31-400-002).
Subtask 53-11-00-410-114-A (1) Install the bolts and the nuts of the stop fittings (Ref. AMM TASK 52-11-31-400-002).
C. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the insulation blankets at FR16 and FR20 (Ref. AMM TASK 25-80-00-400-001).
(3) Install the FWD galleys and lavatories at FR16 and FR20, if removed.
To do this, refer to the para. Component Location in the applicable ATA 25 Description/Operation: for the galleys (Ref. AMM D/O 25-31-00-00), for the lavatories (Ref. AMM D/O 25-41-00-00). In this paragraph, you will find the cross-references of the removal/installation tasks.
(4) Install the door frame lining panels at FR16 and FR20 (Ref. AMM TASK 25-23-45-400-006) (Ref. AMM TASK 25-23-45-400-007).
(5) Close the passenger/crew door 831 ( 841) (Ref. AMM TASK 52-10-00-410-001).
(6) 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 at FR16 and FR20 (Ref. AMM TASK 25-80-00-400-001).
(3) Install the FWD galleys and lavatories at FR16 and FR20, if removed.
To do this, refer to the para. Component Location in the applicable ATA 25 Description/Operation: for the galleys (Ref. AMM D/O 25-31-00-00), for the lavatories (Ref. AMM D/O 25-41-00-00). In this paragraph, you will find the cross-references of the removal/installation tasks.
(4) Install the door frame lining panels at FR16 and FR20 (Ref. AMM TASK 25-23-45-400-006) (Ref. AMM TASK 25-23-45-400-007).
(5) Close the passenger/crew door 831 ( 841) (Ref. AMM TASK 52-10-00-410-001).
(6) Remove the access platform(s).