(2)
Do the operational test of the alternate braking with anti skid (Ref. TASK 32-43-00-710-001).
(3)
Make sure that there is no hydraulic fluid leakage from the parking brake valve 2579GM.
5. Close-up
________ Subtask 32-45-14-410-050
A. Close Access
(1)
Apply corrosion protection to the bolt heads, connectors and the adjacent areas (Ref. TASK 51-75-13-916-002).
(2)
Remove the container.
(3)
Remove the warning notice(s).
(4)
Remove the access platform(s).
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(5)
Make sure that the work area is clean and clear of tool(s) and other items.
(6)
Close the right MLG door (Ref. TASK 32-12-00-410-001).
(7)
If necessary fill the reservoir of the Yellow hydraulic system to the correct level (Ref. TASK 12-12-29-611-001).
(8)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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DUAL SHUTTLE VALVE - BRAKE YELLOW PRESSURE (2578GM) - REMOVAL/INSTALLATION
__________________________________________________________________________ TASK 32-45-16-000-001 Removal of the Dual Shuttle Valve 2578GM WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______ YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
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 : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking plugs
No specific circuit breaker(s) safety clip(s)
No specific warning notices
No specific access platform 2 m (6 ft. 7 in.)
No specific container 5 l (1.3208 USgal)
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B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
29-00-00-910-002 Safety Procedures of the Hydraulic System 29-10-00-864-002 Depressurize the Yellow Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-23-00-860-001 Disconnection of the Isolation Coupling of the Power
Transfer Unit (PTU) 32-12-00-010-001 Open the Main Gear Doors for Access 32-44-11-200-001 Check Nitrogen Charge Pressure On Parking/Emergency
Accumulator By Reading Gauge 32-45-17-000-001 Removal of the Park Brake - Pressure Switch (86GG)
**ON A/C 001-049, 051-099, 101-105, 151-154, 201-207,
32-45-16-991-001 Fig. 401
**ON A/C 001-049, 101-149, 151-199, 201-299, 301-399,
Post SB 32-1201 For A/C 001-049,101-105,151-154,201-207,
32-45-16-991-001-A Fig. 401A
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
3. Job Set-up
__________
Subtask 32-45-16-860-050
A. Aircraft Maintenance Configuration
(1)
Depressurize the Yellow hydraulic system (Ref. TASK 29-10-00-864-002).
(2)
Push the pressure release button on the pressure relief valve 3067GM to depressurize the alternate brake system.
(3)
Make sure that the pressure on the gauge 2585GM decreases to the fill pressure of the accumulator 2582GM (Ref. TASK 32-44-11-200-001).
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B. Get Access
(1) Open the right MLG door (Ref. TASK 32-12-00-010-001).
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