(2)
Make sure that there is no hydraulic fluid leakage from the check valve 2748GM.
5. Close-up
________ Subtask 32-31-37-410-050
A. Close Access
(1)
Apply corrosion protection to the check valve 2748GM and the adjacent areas (Ref. TASK 51-75-13-916-002).
(2)
Make sure that the work area is clean and clear of tool(s) and other items.
(3)
Close the left MLG door (Ref. TASK 32-12-00-410-001).
(4)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
1EFF : ALL 1 32-31-37Page 410 1 1 Nov 01/99 1 1 1CES 1 JOINT ASSY - SWIVEL, MLG DOOR (2763GM,2764GM) - REMOVAL/INSTALLATION
____________________________________________________________________
TASK 32-31-38-000-001
Removal of the MLG Door Swivel-Joint Assembly 2763GM (2764GM)
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 1 m (3 ft. 3 in.)
No specific container 5 l (1.3208 USgal)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
External Power 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-10-00-864-001 Depressurize the Green 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) R 32-00-00-860-001 Flight Configuration Precautions with Electrical R Power
32-12-00-010-001 Open the Main Gear Doors for Access
1EFF : ALL 1 32-31-38Page 401 1 1 Feb 01/05 1 1 1CES 1
-------------------------------------------------------------------------------
REFERENCE DESIGNATION -------------------------------------------------------------------------------
32-31-38-991-001 Fig. 401
3. Job Set-up
__________ Subtask 32-31-38-860-050
A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002)
(2)
Depressurize the Green hydraulic system (Ref. TASK 29-10-00-864-001). Subtask 32-31-38-010-050
B. Get Access
(1)
Open the left or the right MLG door (Ref. TASK 32-12-00-010-001). Subtask 32-31-38-869-050
C. Disconnection of the PTU Isolation Coupling
(1)
Depressurize the reservoir of the Green hydraulic system (Ref. TASK 29-14-00-614-001).
(2)
Disconnect the PTU isolation coupling (Ref. TASK 29-23-00-860-001).
(3)
Obey the flight configuration precautions (Ref. TASK 32-00-00-860-001).
(4)
Put the access platform in position.
1EFF : ALL 1 32-31-38Page 402 1 1 Feb 01/05R 1 1 1CES 1
(5) Put the container below the swivel joint assembly 2763GM (2764GM) to collect the hydraulic fluid leakage.
Subtask 32-31-38-865-050
D. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
R 49VU L/G/LGCIU/SYS1/NORM 1GA C09 121VU HYDRAULIC/LGCIU/SYS2 2GA Q35 121VU HYDRAULIC/LGCIU/SYS1/GRND SPLY 52GA Q34 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
Subtask 32-31-38-941-053
E. Safety Precautions
(1) Put the warning notices in position to tell persons not to pressurize the Green hydraulic system: - on the panel 40VU in the cockpit, - on the ground service panel of the Green hydraulic system.
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