(4)
Connect the isolation coupling of the PTU (Ref. TASK 29-23-00-860-002).
**ON A/C ALL
Subtask 32-11-12-865-052
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GA, 2GA, 52GA, 1GG, 3GG, 4GG, 70GG, 71GG.
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E. Aircraft Configuration
(1) If you did not de-energize the aircraft electrical circuits, put the aircraft back to the ground configuration (Ref. TASK 32-00-00-860-002).
Subtask 32-11-12-863-050
F. Pressurize the Hydraulic Systems WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES
_______ ARE CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
(1)
Pressurize the Green hydraulic system
(Ref. TASK 29-10-00-863-001).
(2)
Pressurize the Yellow hydraulic system
(Ref. TASK 29-10-00-863-002).
(3)
Pressurize the Green and Yellow hydraulic reservoirs (Ref. TASK 29-14-00-614-002).
Subtask 32-11-12-870-050
G. Bleed the Braking Systems
(1) Bleed the Normal braking system (Ref. TASK 32-42-00-870-001).
(2) Bleed the Alternate braking system (Ref. TASK 32-43-00-870-002). Subtask 32-11-12-710-050
H. Test
(1)
Do an operational test of the Normal Braking System (Ref. TASK 32-42-00-710-001).
(2)
Do an operational test of the Alternate Braking System with and/or without Anti-Skid (Ref. TASK 32-43-00-710-001).
(3)
Do an operational test of the Parking/Ultimate Emergency Braking (Ref. TASK 32-45-00-710-001).
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Subtask 32-11-12-110-052
J. Clean the Dressings
(1) Use a clean MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-026) to remove unwanted hydraulic fluid.
Subtask 32-11-12-790-050
K. Check the Hydraulic Dressings for Leaks
(1) Examine the flexible hoses, the rigid hydraulic pipes and their connections for leaks. Leaks are not permitted.
Subtask 32-11-12-740-050
L. Test
(1) Do a BITE test of the Brakes and Steering (Ref. TASK 32-46-00-740-001).
5. Close-up
________ Subtask 32-11-12-864-050
A. Depressurize the Hydraulic Systems
(1)
Depressurize the Green hydraulic system
(Ref. TASK 29-10-00-864-001).
(2)
Depressurize the Yellow hydraulic system
(Ref. TASK 29-10-00-864-002).
Subtask 32-11-12-942-050
B. Removal of Equipment
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the safety barriers.
(3)
Remove the warning notice(s).
(4)
Remove the access platform(s).
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(5) Remove the ground support and maintenance equipment, the special and
standard tools and all other items.
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SHOCK ABSORBER ASSY - MLG - MAINTENANCE PRACTICES
_________________________________________________
TASK 32-11-13-860-001
To Close the Spare-Seal Activating-Valve
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
__________________
R To isolate the lower gland seals and activate the upper gland seals if there has been a hydraulic leak.
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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