General Visual Inspection of Fuselage Internal Structure between FR35(FR35.8) and FR47, above Cabin Floor Level

TASK 53-31-00-210-039-A
General Visual Inspection of Fuselage Internal Structure between FR35(FR35.8) and FR47, above Cabin Floor Level

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

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Consumable Materials

REFERENCE	DESIGNATION
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

B. Referenced Information

REFERENCE	DESIGNATION
TASK 25-23-41-000-001-A	Removal of the Ceiling Panels
TASK 25-23-41-400-001-A	Installation of the Ceiling Panels
TASK 25-23-43-000-001-A	Removal of the Upper Sidewall Panel
TASK 25-23-43-400-001-A	Installation of the Upper Sidewall Panel
TASK 25-23-44-000-001-A	Removal of the Lower Sidewall Panels (Dado Panels)
TASK 25-23-44-400-001-A	Installation of the Lower Sidewall Panels (Dado Panels)
TASK 25-23-48-000-001-A	Removal of the Cove Light Panel
TASK 25-23-48-400-001-A	Installation of the Cove Light Panel
TASK 25-24-41-000-001-A	Removal of the Overhead Stowage Compartments (OHSC)
TASK 25-24-41-400-001-A	Installation of the Overhead Stowage Compartments (OHSC)
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 51-74-11-300-001-A	Repair of Corroded Areas
TASK 51-74-11-300-002-A	Removal of the Corrosion on Unpainted Light Alloy
TASK 51-75-12-300-001-A	Repair of Major Paint Damage on Light Alloy and Composite Material
TASK 51-75-12-300-003-A	Repair of Minor Paint Damage (Topcoat Only)
SRM 512200
SRM 512311
Inspection Areas of the Center Fuselage above Cabin Floor Level ** ON A/C NOT FOR ALL
Inspection Areas of the Center Fuselage above Cabin Floor Level ** ON A/C NOT FOR ALL
Inspection Areas of the Center Fuselage above Cabin Floor Level ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 53-31-00-010-102-A

A. Get Access
(1) Remove the lower sidewall panels from the inspection areas (Ref. AMM TASK 25-23-44-000-001).
(2) Remove the upper sidewall panels from the inspection areas (Ref. AMM TASK 25-23-43-000-001).
(3) Remove the cove light panels from the inspection areas (Ref. AMM TASK 25-23-48-000-001).
(4) Remove the ceiling panels from the inspection areas (Ref. AMM TASK 25-23-41-000-001).
(5) Remove the overhead stowage compartments from the inspection areas (Ref. AMM TASK 25-24-41-000-001).
(6) Move sufficient of the insulation blankets away from the structure, to get access to the inspection areas (Ref. AMM TASK 25-80-00-000-001).

Subtask 53-31-00-110-093-A

B. Preparation of the Inspection Areas
(1) Make sure that the surfaces of the inspection areas are clean.
(2) If necessary, clean the inspection areas with a lint-free cotton cloth, Textile-Lint free Cotton - (Material No.14SBA1) and the Non Aqueous Cleaner-General - - (Material No.08BAA9) .

4. Procedure
Subtask 53-31-00-210-088-A ** ON A/C NOT FOR ALL

A. Inspection Procedure
(1) Do a general visual inspection of the fuselage internal structure between FR35 and FR47 above the cabin floor level.
(a) Look for corrosion and damage to the surface protection.
(2) If you find corrosion:
(a) Refer to the ASRM SRM 512200 for the general corrosion data.
(b) Repair the corroded areas (Ref. AMM TASK 51-74-11-300-001) or (Ref. AMM TASK 51-74-11-300-002), as necessary.
(3) If you find damage to the surface protection:
(a) Refer to the ASRM SRM 512311 for the general data about the paint coating of the aircraft.
(b) Repair the damage to the paint system (Ref. AMM TASK 51-75-12-300-001) or (Ref. AMM TASK 51-75-12-300-003), as necessary.

Subtask 53-31-00-210-088-B ** ON A/C NOT FOR ALL

A. Inspection Procedure
(1) Do a general visual inspection of the fuselage internal structure between FR35.8 and FR47 above the cabin floor level.
(a) Look for corrosion and damage to the surface protection.
(2) If you find corrosion:
(a) Refer to the ASRM SRM 512200 for the general corrosion data.
(b) Repair the corroded areas (Ref. AMM TASK 51-74-11-300-001) or (Ref. AMM TASK 51-74-11-300-002), as necessary.
(3) If you find damage to the surface protection:
(a) Refer to the ASRM SRM 512311 for the general data about the paint coating of the aircraft.
(b) Repair the damage to the paint system (Ref. AMM TASK 51-75-12-300-001) or (Ref. AMM TASK 51-75-12-300-003), as necessary.

Subtask 53-31-00-210-088-C ** ON A/C NOT FOR ALL

A. Inspection Procedure
(1) Do a general visual inspection of the fuselage internal structure between FR35 and FR47/51 above the cabin floor level.
(a) Look for corrosion and damage to the surface protection.
(2) If you find corrosion:
(a) Refer to the ASRM SRM 512200 for the general corrosion data.
(b) Repair the corroded areas (Ref. AMM TASK 51-74-11-300-001) or (Ref. AMM TASK 51-74-11-300-002), as necessary.
(3) If you find damage to the surface protection:
(a) Refer to the ASRM SRM 512311 for the general data about the paint coating of the aircraft.
(b) Repair the damage to the paint system (Ref. AMM TASK 51-75-12-300-001) or (Ref. AMM TASK 51-75-12-300-003), as necessary.

5. Close-up
Subtask 53-31-00-410-099-A

A. 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) Install the overhead stowage compartments (Ref. AMM TASK 25-24-41-400-001).
(4) Install the ceiling panels (Ref. AMM TASK 25-23-41-400-001).
(5) Install the cove light panels (Ref. AMM TASK 25-23-48-400-001).
(6) Install the upper sidewall panels (Ref. AMM TASK 25-23-43-400-001).
(7) Install the lower sidewall panels (Ref. AMM TASK 25-23-44-400-001).
(8) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

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