Detailed Visual Inspection of Outer-Wing Main-Landing-Gear Rear-Pintle-Pin

TASK 57-51-00-200-001-A
Detailed Visual Inspection of Outer-Wing Main-Landing-Gear Rear-Pintle-Pin

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

WARNING: MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING GEAR. THIS WILL PREVENT UNWANTED MOVEMENT OF THE LANDING GEAR, AND THUS POSSIBLE INJURY TO PERSONS AND DAMAGE TO THE AIRCRAFT AND/OR EQUIPMENT.

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.

CAUTION: BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING EDGE:

DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS.
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS.
MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.

ZONE: 570
ZONE: 670

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 3M (10 FT)
No specific	AR	SAFETY BARRIER(S)
No specific	AR	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
570	AFT SECTION OF L WING & TE FIXED STRUCT
670	AFT SECTION OF R WING & TE FIXED STRUCT

D. Referenced Information

REFERENCE	DESIGNATION
TASK 32-00-00-481-001-A	Installation of the Safety Devices on the Landing Gears
TASK 32-11-11-000-001-A	Removal of the MLG Leg Assembly
TASK 32-11-11-400-001-A	Installation of the MLG Leg Assembly
SRM 572613	(for corrective action)
MLG Rear Pintle-pins ** ON A/C NOT FOR ALL
MLG Rear Pintle-pins ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 57-51-00-941-076-A

A. Safety Precautions
(1) Make sure that the safety devices are on the landing gears (Ref. AMM TASK 32-00-00-481-001).
(2) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.
(3) Put a WARNING NOTICE(S) in the cockpit to tell persons not to operate the landing gear or the landing gear doors.

Subtask 57-51-00-010-062-A

B. Get Access
(1) Put the ACCESS PLATFORM 3M (10 FT) below the applicable zone 571 or 671.
(2) Remove the MLG Leg Assembly (Ref. AMM TASK 32-11-11-000-001).

4. Procedure

CAUTION: BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING EDGE:

DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS.
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS.
MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.

Subtask 57-51-00-110-052-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 rear pintle pin (1)
The greaser plug (2) (with the O-rings (4) removed)
The bolt (3)
The anti-rotation washer (5) and the half-seals (8) and (9)
The circlip (11), the locking washer (12), the nut (13) and the washer (14)
The sliding bush (15), the rear pintle mounting structure and the fixed bushes (6), (7) and (10).

Subtask 57-51-00-210-051-A ** ON A/C NOT FOR ALL

B. Detailed Visual Inspection of Outer-Wing Main-Landing-Gear Rear-Pintle-Pin
(1) Examine the rear pintle pin (1), the greaser plug (2) and the related MLG structural attachments. Make sure that:

There is no corrosion or damage
There is free movement of the parts that move.

NOTE: If necessary, refer to the SRM 572613 for the correct repair procedures.

Subtask 57-51-00-110-052-B ** ON A/C NOT FOR ALL

C. 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 rear pintle pin (9)
The greaser plug (7) (with the O-rings (8) removed)
The bolt (6)
The anti-rotation washer (12) and the half-seals (13) and (14)
The circlip (1), the locking washer (2), the nut (3)
The sliding bush (5), the rear pintle mounting structure and the fixed bushes (10), (11) and (14).

Subtask 57-51-00-210-051-B ** ON A/C NOT FOR ALL

D. Detailed Visual Inspection of Outer-Wing Main-Landing-Gear Rear-Pintle-Pin
(1) Examine the rear pintle pin (9), the greaser plug (7) and the related MLG structural attachments. Make sure that:

There is no corrosion or damage
There is free movement of the parts that move.

NOTE: If necessary, refer to the SRM 572613 for the correct repair procedures.

5. Close-up
Subtask 57-51-00-410-063-A

A. Close Access
(1) Install the MLG Leg Assembly (Ref. AMM TASK 32-11-11-400-001).

Subtask 57-51-00-942-051-A

B. Removal of Equipment
(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 safety barriers.
(4) Remove the WARNING NOTICE(S).
(5) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.01 02:14:31 UTC