Special Detailed Inspection of Fuselage Internal Structure, FR 66 and FR 68 Inner Cap Joint to Gussets Plate from Stringer 10 to Stringer 16, LH/RH

TASK 53-41-00-220-802-A
Special Detailed Inspection of Fuselage Internal Structure, FR 66 and FR 68 Inner Cap Joint to Gussets Plate from Stringer 10 to Stringer 16, LH/RH

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

ZONE: 260
ZONE: 261
ZONE: 262
ZONE: 263
ZONE: 264
ZONE: 832
ZONE: 842

1. Reason for the Job
Refer to the MPD TASK: 534123-01
SPECIAL DETAILED INSPECTION (ROTO) OF FUSELAGE INTERNAL STRUCTURE, FR 66 AND FR 68 INNER CAP JOINT TO GUSSETS PLATE FROM STRINGER 10 TO STRINGER 16, 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.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE

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
260	AFT CABIN UTILITY AREA
261	AFT CABIN UTILITY AREA
262	AFT CABIN UTILITY AREA
263	AFT CABIN OVERHEAD COMPARTMENT
264	AFT CABIN OVERHEAD COMPARTMENT
832	AFT PASSENGER/CREW DOOR
842	AFT PASSENGER/CREW DOOR
832, 842

D. Referenced Information

REFERENCE	DESIGNATION
TASK 25-23-45-000-003-A	Removal of the Door Frame Linings from the Left Aft Passenger/Crew Door
TASK 25-23-45-000-004-A	Removal of the Door Frame Linings from the Right Aft Passenger/Crew Door
TASK 25-23-45-400-005-A	Installation of the Door Frame Linings on the Right Aft Passenger/Crew Door
TASK 25-23-45-400-008-A	Installation of the Door Frame Linings on the Left Aft 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 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
SRM 511100
SRM 512200
SRM 514200
NTM 534123
TASK 25-33-00-00	AFT GALLEY - DESCRIPTION AND OPERATION
TASK 25-43-00-00	AFT LAVATORIES - DESCRIPTION AND OPERATION
Inner Cap Joint to the Gusset Plates FR66 and FR68, from Stringer 10 to Stringer 16

3. Job Set-up
Subtask 53-41-00-010-193-A

A. Get Access
(1) Put the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position in front of aft passenger/crew doors 832 and 842.
(2) Open aft passenger/crew doors 832 and 842 (Ref. AMM TASK 52-10-00-010-001).
(3) If installed, remove the galleys and/or the lavatories from the inspection area. To do this, refer to the applicable ATA 25 Description/Operation:
(a) For the galleys (Ref. AMM D/O 25-33-00-00)
(b) For the lavatories (Ref. AMM D/O 25-43-00-00).

NOTE: It can be necessary to remove only a part of the lavatories or aft galley to get access to the inspection area.

(4) Remove the door frame lining (Ref. AMM TASK 25-23-45-000-003) and (Ref. AMM TASK 25-23-45-000-004).
(5) Remove the insulation blankets (Ref. AMM TASK 25-80-00-000-001).
(a) Identify the insulation blankets to make the subsequent installation procedure easier.

Subtask 53-41-00-110-135-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 the Textile-Lint free Cotton - (Material No.14SBA1) .
(3) Remove the fasteners to examine the holes SRM 514200.

4. Procedure
Subtask 53-41-00-220-080-A

A. Inspection
(1) Do a special detailed inspection of the fuselage internal structure (on the left and right sides) for damage or discontinuities. Do this inspection at FR66 and FR68, at the inner cap joint to the gusset plates from stringer 10 to stringer 16 NTM 534123.
(2) Make a report of the damage after the NTM inspection:
(a) Corrosion:
If you find corrosion, refer to the Structural Repair Manual SRM 512200 for the corrosion types, inspection, removal and subsequent corrosion protection.
(b) Other damage (scratches, cracks, gouges, dents, creases):
If you find this type of damage, refer to the Structural Repair Manual SRM 511100 for the damage types, classification and corrective action.

Subtask 53-41-00-420-062-A

B. Installation of the Fasteners
(1) Refer to the installation drawing in the SRM identification section for the new fastener references.
(2) Install the fasteners of the examined holes SRM 514200.

5. Close-up
Subtask 53-41-00-410-189-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 door frame lining (Ref. AMM TASK 25-23-45-400-008) and (Ref. AMM TASK 25-23-45-400-005).
(4) If removed, install the galleys and/or the lavatories in the inspection area. To do this, refer to the applicable ATA 25 Description/Operation:
(a) For the galleys (Ref. AMM D/O 25-33-00-00)
(b) For the lavatories (Ref. AMM D/O 25-43-00-00).
(5) Close aft passenger/crew doors 832 and 842 (Ref. AMM TASK 52-10-00-410-001).
(6) Remove the access platform(s).

[Rev.10 from 2021] 2026.04.02 06:29:19 UTC