Detailed Inspection of Aft Cargo-Door Lock-Fittings and Surrounding Structure from Stringer 41 RH to Door Sill, Internal Portion (6 places)

TASK 53-41-00-210-012-A
Detailed Inspection of Aft Cargo-Door Lock-Fittings and Surrounding Structure from Stringer 41 RH to Door Sill, Internal Portion (6 places)

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

ZONE: 154

1. Reason for the Job
Refer to the MPD TASK: 534156-01

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 Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.12ABB1)	Corrosion Preventive Compound-Water Displacing Hard Film -
(Material No.12ABC1)	Corrosion Preventive Compound-Water Displacing Soft Film -
(Material No.12ACB1)	Corrosion Preventive Compound-Heavy Duty Hard Film -
(Material No.12ACC1)	Corrosion Preventive Compound-Heavy Duty Soft Film -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
154	U/FLOOR BAY OF AFT CARGO COMPARTMENT

D. Referenced Information

REFERENCE	DESIGNATION
TASK 25-52-22-000-001-A	Removal of the Ball Mats and Ball Strips
TASK 25-52-22-400-001-A	Installation of the Ball Mats and Ball Strips
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 51-75-13-916-002-A	Repair to a layer of Corrosion Preventive Compound
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
TASK 53-42-14-000-001-A	Removal of the Aft Cargo-Compartment Floor-Panels Zone 150
TASK 53-42-14-400-001-A	Installation of the Aft Cargo-Compartment Floor-Panels Zone 150
TASK 51-73-11-300-001-A	Repair of Minor Damage on Aluminum Clad Components (for corrective action)
TASK 51-73-11-300-004-A	Repair of Minor Damage on Unclad Components (for corrective action)
TASK 51-74-11-300-001-A	Repair of Corroded Areas (for corrective action)
SRM 51110000	(for corrective action)
SRM 51111100	(for corrective action)
SRM 51220000	(for corrective action)
SRM 53411100	(for corrective action)
SRM 53411200	(for corrective action)
SRM 53411300	(for corrective action)
Lock Fittings and Adjacent Structure at the Aft Cargo-Compartment Door

3. Job Set-up
Subtask 53-41-00-010-087-A

A. Get Access
(1) Open the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-001).
(2) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position below the cargo door.
(3) If installed, remove the applicable additional center tank (Ref. AMM 28-11-27, Page Block 401).
(4) If necessary, remove the applicable floor-panels from the aft cargo-compartment (Ref. AMM TASK 53-42-14-000-001).
(5) If installed, remove the ball mats 152VF and 152WF (Ref. AMM TASK 25-52-22-000-001).
(6) Remove the insulation blankets from the inspection area (Ref. AMM TASK 25-80-00-000-001).

NOTE: Identify the insulation blankets for installation.

Subtask 53-41-00-110-069-A

B. Preparation of the Inspection Area
(1) Make sure that the inspection area is sufficiently clean to do a satisfactory inspection of the area.

WARNING: OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THIS/THESE MATERIAL/S. USE PROTECTIVE CLOTHING, RUBBER GLOVES, GOGGLES AND A MASK.

WARNING: MAKE SURE THAT THERE IS A GOOD FLOW OF AIR THROUGH THE WORK AREA WHEN YOU USE SPECIAL MATERIALS. IF YOU GET ONE OF THESE MATERIALS ON YOUR SKIN, IN YOUR MOUTH OR IN YOUR EYES:

FLUSH IT AWAY WITH A FLOW OF CLEAN WATER FOR BETWEEN 10 AND 15 MINUTES.
GET IMMEDIATE MEDICAL AID IF IRRITATION OCCURS.

DO NOT BREATHE THE FUMES FROM THE MATERIAL. DO NOT SMOKE WHEN YOU USE THE MATERIAL. DO NOT USE THE MATERIAL NEAR A FLAME, SPARKS OR SOURCES OF HEAT. THESE MATERIALS ARE DANGEROUS: THEY ARE POISONOUS, FLAMMABLE AND SKIN IRRITANTS.

(2) If not, clean the inspection area with Non Aqueous Cleaner-General - - (Material No.08BAA9) and a Textile-Lint free Cotton - (Material No.14SBA1) .
(3) Make sure that the inspection areas are dry before you continue.

4. Procedure
Subtask 53-41-00-210-070-A

A. Detailed Inspection
(1) Do a detailed inspection of the lock fittings and the adjacent structure around the aft cargo-compartment door.
(a) For A319, do this between FR56 and FR58A.

Look for corrosion and other damage to the metal parts and to the surface protection.

(b) For A320 and A321, do this between FR53 and FR55A.

Look for corrosion and other damage to the metal parts and to the surface protection.

(2) If you find corrosion damage:
(a) Refer to the ASRM SRM 51220000 for the general corrosion-protection data.
(b) Repair the corroded areas (Ref. AMM TASK 51-74-11-300-001).
(3) If you find other damage to the metal parts:
(a) Refer to the ASRM SRM 51110000 for the classification of the damage.
(b) Refer to the ASRM SRM 51111100 for the allowable damage limits.
(c) Repair the minor damage (Ref. AMM TASK 51-73-11-300-001) or (Ref. AMM TASK 51-73-11-300-004).
(d) If you find other damage to the metal parts, that is more than the limits for minor damage, you must:
1 Refer to the ASRM for the material details, the item identification and the action/repair data:

for the skin plates, refer to the ASRM SRM 53411100
for the frames, refer to the ASRM SRM 53411200
for the stringers, refer to the ASRM SRM 53411300.

5. Close-up
Subtask 53-41-00-916-053-A

A. Apply Corrosion Preventive Compound-Water Displacing Soft Film - (Material No.12ABC1) or Corrosion Preventive Compound-Water Displacing Hard Film - (Material No.12ABB1) and Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) or Corrosion Preventive Compound-Heavy Duty Hard Film - (Material No.12ACB1) to the inspection area (Ref. AMM TASK 51-75-13-916-002).

Subtask 53-41-00-410-087-A

B. 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) If removed, install the ball mats 152VF and 152WF (Ref. AMM TASK 25-52-22-400-001).
(4) If removed,install the applicable floor-panels in the aft cargo-compartment (Ref. AMM TASK 53-42-14-400-001).
(5) If removed, install the applicable additional center tank (Ref. AMM 28-11-27, Page Block 401).
(6) Close the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-002).
(7) Remove the access platform(s).
(8) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.8 from Aug 2017] 2026.04.02 06:29:21 UTC