Detailed Visual Inspection of Rear Pressure Bulkhead Forward Face below Cabin Floor Level

TASK 53-51-00-210-002-A
Detailed Visual Inspection of Rear Pressure Bulkhead Forward Face below Cabin Floor Level

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

ZONE: 171
ZONE: 172

1. Reason for the Job
Refer to the MPD TASK: 535121-01
DETAILED INSPECTION OF REAR PRESSURE BULKHEAD, FORWARD FACE, BELOW CABIN FLOOR LEVEL
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.05RDA1)	Adhesive Film Tape-Masking - -
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
171	AFT CABIN U/FLOOR COMPARTMENT
172	AFT CABIN U/FLOOR COMPARTMENT
162DW

D. Referenced Information

REFERENCE	DESIGNATION
TASK 25-55-12-000-001-A	Removal of the Aft Cargo-Compartment Partition at FR65
TASK 25-55-12-400-001-A	Installation of the Aft Cargo-Compartment Partition at FR65
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
TASK 52-30-00-860-003-A	Open the FWD or Aft Cargo-Compartment Door with the Hand Pump
TASK 52-30-00-860-004-A	Close the FWD or Aft Cargo-Compartment Door with the Hand Pump
SRM 535116	(for corrective action)
Rear Pressure-Bulkhead Forward-Face below the Cabin Floor

3. Job Set-up
Subtask 53-51-00-010-057-A

A. Get Access

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND THE RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.

(1) Open the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-001) or (Ref. AMM TASK 52-30-00-860-003).
(2) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position below the cargo door.
(3) Remove the partition 162DW (Ref. AMM TASK 25-55-12-000-001).
(4) Clean the inspection area with Non Aqueous Cleaner-General - - (Material No.08BAA9) .

Subtask 53-51-00-110-070-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.
(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) Remove the TPS layer, if it does not let you do a satisfactory inspection (Ref. AMM TASK 51-78-00-916-001).

4. Procedure
Subtask 53-51-00-210-055-A

A. Inspection:
(1) Examine the forward face of the rear pressure bulkhead below the cabin floor for corrosion.

NOTE: It is not necessary to remove the velcro strips from the inspection area.

NOTE: If necessary, refer to the ASRM SRM 535116 for the correct repair procedure.

Subtask 53-51-00-916-061-A

B. Application of Temporary Protection System

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

CAUTION: DO NOT APPLY TEMPORARY PROTECTION ON THE OXYGEN SYSTEMS. MAKE SURE THAT THE TEMPORARY PROTECTION DOES NOT GET:

ON COMPOSITE PARTS, CONTROL CABLES, PULLEYS,TEFLON BEARINGS.
ON LUBRICATED SURFACES.
IN DRAIN VALVES OR OTHER ORIFICES.

TEMPORARY PROTECTION ON OR IN THESE PARTS CAN CAUSE DAMAGE.

(1) Apply masking paper or masking tape Adhesive Film Tape-Masking - - (Material No.05RDA1) on the equipment and fittings adjacent to the area.
(2) If there is a TPS layer, do a check of the condition and integrity of the TPS layer (Ref. AMM TASK 51-78-00-916-001).

NOTE: Airbus recommends that you always apply a new layer of TPS. This is to make sure that the TPS layer continues to give satisfactory corrosion protection. Make sure that the TPS layer is in the correct condition after the check. if the TPS is in the correct condition, apply a new layer as a spray on the remaining layer.

(3) Replace the damaged TPS layer with a new layer of TPS on the inspection area, as recommended in the MPD (Ref. AMM TASK 51-78-00-916-001).
(4) If you used solvents, high-pressure water, steam and/or cleaning agents to clean the TPS layer:
(a) Apply a full new layer of TPS on the inspection area, as recommended in the MPD (Ref. AMM TASK 51-78-00-916-001).
(b) If there is no TPS layer, apply a new layer of TPS on the inspection area, as recommended in the MPD (Ref. AMM TASK 51-78-00-916-001).
(5) Remove the masking paper or the masking tape.

5. Close-up
Subtask 53-51-00-410-056-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the partition 162DW (Ref. AMM TASK 25-55-12-400-001).
(3) Remove the access platform(s).
(4) Close the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-002) or (Ref. AMM TASK 52-30-00-860-004).
(5) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.02 06:29:26 UTC