Detailed Inspection of Outer Wing, Top Skin, Upper Surface Around Manual Refuelling Aperture, Between RIB19 and RIB20

TASK 57-21-00-200-001-A
Detailed Inspection of Outer Wing, Top Skin, Upper Surface Around Manual Refuelling Aperture, Between RIB19 and RIB20

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

ZONE: 522
ZONE: 622

1. Reason for the Job
Refer to the MPD TASK: 572122-01

NOTE: The effectivity of this task is ALL. To know if this task is applicable for 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	AR	ACCESS PLATFORM 4M (13 FT)
No specific	AR	SAFETY BARRIER(S)
No specific	AR	WARNING NOTICE(S)
98D27803500001	1	LOCKING TOOL ZERO POS

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
522	OUTBOARD FIXED L.E STRUCTURE
622	OUTBOARD FIXED L.E STRUCTURE

D. Referenced Information

REFERENCE	DESIGNATION
TASK 28-11-43-000-001-A	Removal of the Gravity Fill Cap/Adaptor
TASK 28-11-43-400-001-A	Installation of the Gravity Fill Cap/Adaptor
SRM 572100	(for corrective action)
Manual Refuel Opening in Rib Bay 19-20

3. Job Set-up
Subtask 57-21-00-941-082-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) Install the 98D27803500001 LOCKING TOOL ZERO POS on the flap/slat control lever.
(2) Put WARNING NOTICE(S)S in the cockpit to tell persons not to operate the flaps or slats.
(3) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.

Subtask 57-21-00-010-074-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Put the ACCESS PLATFORM 4M (13 FT) in position at the wing leading edge, zone 522 (622).
(2) Remove the overwing refuel adapter (Ref. AMM TASK 28-11-43-000-001).

4. Procedure
Subtask 57-21-00-110-050-A ** ON A/C NOT FOR ALL

A. Preparation for Inspection
(1) Use a Textile-Lint free Cotton - (Material No.14SBA1) , made moist with Non Aqueous Cleaner-General - - (Material No.08BAA9) to clean the area around the manual refuel opening.

Subtask 57-21-00-210-050-A ** ON A/C NOT FOR ALL

B. Detailed Inspection of Outer Wing, Top Skin, Upper Surface Around Manual Refuelling Aperture, Between RIB19 and RIB20
(1) Make a detailed inspection of:

the wing top skin surface (2) adjacent to the manual refuel opening
the interface between the overwing refuel adapter (1) and the wing top skin surface (2).

Make sure that:

there is no damage to the edge of the hole
there are no cracks in the adjacent area
there is no corrosion
the paint finish is in the correct condition.

NOTE: If necessary, refer to the SRM 572100 for the correct repair procedure.

5. Close-up
Subtask 57-21-00-410-073-A ** ON A/C NOT FOR ALL

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the overwing refuel adapter (Ref. AMM TASK 28-11-43-400-001).

Subtask 57-21-00-942-050-A ** ON A/C NOT FOR ALL

B. Removal of Equipment
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the safety barriers.
(3) Remove the access platform(s).
(4) Remove the 98D27803500001 LOCKING TOOL ZERO POS from the flap/slat control lever.
(5) Remove the WARNING NOTICE(S).
(6) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.8 from Aug 2017] 2026.04.01 02:11:02 UTC