Special Detailed Inspection (LFEC) of Splice Plate at Circumferential Skin Splice at FR47.5 from Stringer 16 LH and RH to Crown Center Line, External...

TASK 53-41-00-220-012-A
Special Detailed Inspection (LFEC) of Splice Plate at Circumferential Skin Splice at FR47.5 from Stringer 16 LH and RH to Crown Center Line, External...

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

ZONE: 200

1. Reason for the Job
Refer to the MPD TASK: 534145-01
SPECIAL DETAILED INSPECTION (LFEC) OF SPLICE PLATE AT CIRCUMFERENTIAL SKIN SPLICE AT FR 47.5, FROM STRINGER 16, LH/RH, TO CROWN CENTER LINE, EXTERNAL SURFACE

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 6M (20 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
200	UPPER HALF FUSELAGE

D. Referenced Information

REFERENCE	DESIGNATION
SRM 511100
SRM 512200
SRM 517300
SRM 517400
SRM 530012
NTM 534145
Circumferential Skin Splice at FR47.5 Stringer 16 LH and RH to Crown Center Line

3. Job Set-up
Subtask 53-41-00-010-124-A

A. Get Access
(1) Put the WARNING NOTICE(S) in position to tell persons not to operate the flight controls.

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.

(2) Put the ACCESS PLATFORM 6M (20 FT) - ADJUSTABLE in position adjacent to FR47.5 LH and RH.

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

(3) If necessary, clean the surfaces of the inspection area with Non Aqueous Cleaner-General - - (Material No.08BAA9) and a Textile-Lint free Cotton - (Material No.14SBA1) .
(4) Make sure that the inspection areas are clean and dry before you continue.
(5) Do a visual inspection of the surfaces of the inspection areas. Look for damage and defects in the shape of the surfaces.
(6) If you find damage:
(a) Refer to the ASRM SRM 511100 for the classification of the damage.
(b) If you find corrosion damage:

Refer to the ASRM SRM 512200 for the general corrosion data
Refer to the ASRM SRM 517400 for the repair of the corroded areas.

Refer to the ASRM SRM 517300 for the repair of the minor damage.

4. Procedure
Subtask 53-41-00-220-060-A

A. Special Detailed Inspection
(1) Do a special detailed inspection of the external surface of the splice plate at the circumferential skin splice. Do this inspection at FR47.5 from stringer 16 LH and RH to the crown center line, NTM 534145.
(2) Record the damage that you find during the inspection procedure.
(3) If you find damage:
(a) Refer to the ASRM SRM 511100 the classification of the damage.
(b) If you find corrosion damage:

Refer to the ASRM SRM 512200 for the general corrosion data
Refer to the ASRM SRM 517400 for the repair of the corroded areas.

Refer to the ASRM SRM 517300 for the repair of the minor damage.

(d) If necessary, refer to the ASRM SRM 530012 for the correct repair procedure.

5. Close-up
Subtask 53-41-00-410-122-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the access platform(s).
(3) Remove the WARNING NOTICE(S).
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

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