Inspection of the MLG Axles after the Aircraft has gone off the Runway

TASK 32-11-00-200-006-A
Inspection of the MLG Axles after the Aircraft has gone off the Runway

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.

1. Reason for the Job

NOTE: Read the instructions in Task 05-51-24-200-001 (Inspection after Leaving Runway or Taxiway) before you do this task.

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

REFERENCE	QTY	DESIGNATION
No specific	AR	SAFETY BARRIER(S)
No specific	AR	WARNING NOTICE(S)

B. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 29-00-00-864-001-A	Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action
TASK 32-00-00-481-001-A	Installation of the Safety Devices on the Landing Gears
TASK 32-00-00-860-001-A	Flight Configuration Precautions with Electrical Power
TASK 32-00-00-860-001-A-01	Flight Configuration Precautions without Electrical Power
TASK 32-00-00-860-002-A	Ground Configuration after Flight Configuration with Electrical Power
TASK 32-00-00-860-002-A-01	Ground Configuration after Flight Configuration without Electrical Power
TASK 32-41-11-000-006-A	Removal of the MLG Wheel
TASK 32-41-11-400-006-A	Installation of the MLG Wheel
TASK 32-42-27-000-001-A	Removal of the Brake
TASK 32-42-27-400-001-A	Installation of the Brake
TASK 32-42-71-000-001-A	Removal of the MLG Axle Adaptor-Sleeves
TASK 32-42-71-400-001-A	Installation of the MLG Axle Adaptor-Sleeves
TASK 32-48-51-000-005-A	Removal of the Fan Assy
TASK 32-48-51-400-005-A	Installation of the Fan Assy
MLG Axle Inspection Areas

3. Job Set-up
Subtask 32-11-00-941-075-A

A. Safety Precautions
(1) Make sure that the ground safety locks are installed on the landing gear (Ref. AMM TASK 32-00-00-481-001).
(2) On the panel 400VU:

make sure that the landing-gear control-lever 6GA is in the DOWN position
put a WARNING NOTICE(S) in position to tell persons not to operate the landing gear.

(3) Make sure that the Green and Yellow hydraulic systems are depressurized (Ref. AMM TASK 29-00-00-864-001).
(4) Put WARNING NOTICE(S) in position to tell persons not to operate the landing gear doors.
(5) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.

Subtask 32-11-00-869-057-A

B. Flight Configuration Precautions
(1) If the electrical power is not necessary for other maintenance tasks, de-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).
(2) If the electrical power is necessary, do the precautions for flight configuration (Ref. AMM TASK 32-00-00-860-001) before you lift the aircraft.

Subtask 32-11-00-010-065-A ** ON A/C NOT FOR ALL

C. Get Access
(1) Remove the MLG wheels (Ref. AMM TASK 32-41-11-000-006).
(2) Remove the MLG brakes (Ref. AMM TASK 32-42-27-000-001).
(3) Remove the MLG axle adaptor sleeves (Ref. AMM TASK 32-42-71-000-001).

Subtask 32-11-00-010-065-B ** ON A/C NOT FOR ALL

C. Get Access
(1) Remove the MLG brake fans (Ref. AMM TASK 32-48-51-000-005).
(2) Remove the MLG wheels (Ref. AMM TASK 32-41-11-000-006).
(3) Remove the MLG brakes (Ref. AMM TASK 32-42-27-000-001).
(4) Remove the MLG axle adaptor sleeves (Ref. AMM TASK 32-42-71-000-001).

4. Procedure
Subtask 32-11-00-210-072-B

A. Visual Inspection of the MLG Axle Lands
(1) Examine the MLG axles for overheating.
(2) Examine the axle lands for discoloration and/or deterioration of the chrome finish.
(3) Examine the axle adaptor sleeves for:

Scoring of the internal surface
Overheating/discoloration.

(4) If damage is found, refer to the applicable CMMs for damage limits and repair procedures.

Subtask 32-11-00-220-064-A

B. Detailed Inspection of the MLG Axle Lands
(1) Measure the out-of-roundness of the axle lands T. The axle lands T must be round within 40 microns (1600 micro-inches).
(2) Measure the out-of-roundness of the axle lands S. The axle lands S must be round within 63 microns (2500 micro-inches).

5. Close-up
Subtask 32-11-00-410-063-A ** ON A/C NOT FOR ALL

A. Close Access
(1) Install the MLG axle adaptor sleeves (Ref. AMM TASK 32-42-71-400-001).
(2) Install the MLG brakes (Ref. AMM TASK 32-42-27-400-001).
(3) Install the MLG wheels (Ref. AMM TASK 32-41-11-400-006).

Subtask 32-11-00-410-063-B ** ON A/C NOT FOR ALL

Subtask 32-11-00-869-058-A

B. Ground Configuration
(1) If necessary, put the aircraft in the ground configuration (Ref. AMM TASK 32-00-00-860-002).

Subtask 32-11-00-942-076-A

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

[Rev.10 from 2021] 2026.04.01 03:58:41 UTC