(2)
Remove and discard the seal (3) and the seal (4).
(3)
Remove the bearing ball (2).
(4)
Remove and discard the dowel pins (5) from the bearing-halves (1).
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Bearing Seals - MLG Actuator Bearing Assembly Figure 403/TASK 57-26-13-991-004
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TASK 57-26-13-400-004
Installation of the Bearing Seals of the MLG Actuator Bearing Assembly
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.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific warning notices
No specific access platform 3 m (9 ft. 10 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 04-004 USA MIL-PRF-23827 TYPE I SYNTH.ESTER BASED GREASE HIGH PRESSURE (Ref. 20-31-00)
Material No. 11-004 USA MIL-T-81533 1.1.1TRICHLOROETHANE (METHYL CHLOROFORM) (Ref. 20-31-00)
Material No. 19-003 USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00)
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C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
3 seal 57-26-13 01B-050
3 seal 57-26-13 01C-050
4 seal 57-26-13 01B-050
4 seal 57-26-13 01C-050
5 dowel pins 57-26-13 01B-040
5 dowel pins 57-26-13 01C-040
D. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
07-11-00-581-001 07-11-00-586-002 24-41-00-862-002 Lifting for Aircraft Maintenance OperationsLowering of the Aircraft for Maintenance OperationsDe-energize the Aircraft Electrical Circuits Supplied from the External Power
29-00-00-864-001 29-23-00-860-001 29-23-00-860-002 32-00-00-481-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance ActionDisconnection of the Isolation Coupling of the Power Transfer Unit (PTU)Connection of the Isolation Coupling of the Power Transfer Unit (PTU)Installation of the Safety Devices on the Landing Gears
32-00-00-481-002 Installation of the Safety Devices on the Landing Gear Doors
32-31-46-000-001 32-31-46-400-001 57-26-13-000-004 57-26-13-400-002 Removal of the MLG Actuating CylinderInstallation of the MLG Actuating CylinderRemoval of the Bearing Seals of the MLG Actuator Bearing AssemblyInstallation of the Bearing Assembly of the MLG Actuator Attachment
57-26-13-991-004 Fig. 403
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3. Job Set-up
__________
Subtask 57-26-13-941-056
A. Safety Precautions
(1)
Make sure that the safety barriers are in position.
(2)
Make sure that the safety devices are installed on the landing gears (Ref. TASK 32-00-00-481-001) and on the landing gear doors (Ref. TASK 32-00-00-481-002).
(3)
Make sure that the warning notices are in position in the cockpit to tell persons not to operate the landing gear or the landing gear doors.
Subtask 57-26-13-860-054
B. Aircraft Maintenance Configuration
(1)
Make sure that the aircraft is on jacks (Ref. TASK 07-11-00-581-001).
(2)
Make sure that the access platform is in position below the applicable main landing gear.
(3)
Make sure that the applicable hydraulic systems are de-pressurized (Ref. TASK 29-00-00-864-001).
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