(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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