General Visual Inspection of the Rear Fuselage Internal Structure, between FR70 and FR77

TASK 53-51-00-210-020-A
General Visual Inspection of the Rear Fuselage Internal Structure, between FR70 and FR77

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.

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

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. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	1	ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE
No specific	1	WARNING NOTICE(S)

B. Consumable Materials

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

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
312AR, 314AR

D. Referenced Information

REFERENCE	DESIGNATION
TASK 51-74-11-300-001-A	Repair of Corroded Areas
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)
TASK 52-41-23-010-801-A	Opening of Access Door 314AR
TASK 52-41-23-410-801-A	Closing of Access Door 314AR
SRM 512200
SRM 512311
Inspection Areas of the Rear Fuselage, between FR70 and FR77

3. Job Set-up
Subtask 53-51-00-010-076-A

A. Get Access
(1) Put a WARNING NOTICE(S) in position to tell persons not to operate the APU.
(2) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below access door 312AR.
(3) Put the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position below access door 314AR.
(4) Open access door 312AR.
(5) Open access door 314AR (Ref. AMM TASK 52-41-23-010-801).

Subtask 53-51-00-110-067-A

B. Preparation of the Inspection Area
(1) Make sure that the surface of the inspection area is clean.
(2) If necessary, clean the inspection area 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 53-51-00-210-072-A

A. Inspection Procedure
(1) Do a general visual inspection of the fuselage internal structure between FR70 and FR77. Do this from the bottom center line to the crown center line, LH/RH:
(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).
(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 53-51-00-410-074-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close access door 314AR (Ref. AMM TASK 52-41-23-410-801).
(3) Close access door 312AR.
(4) Remove the WARNING NOTICE(S).
(5) Remove the access platform(s).
(6) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.01 04:00:00 UTC