(2)
Put the access platform in position.
(3)
Depressurize the Green hydraulic system (Ref. TASK 29-10-00-864-001). Subtask 32-31-31-010-050
B. Get Access
(1)
Open the right MLG door (Ref. TASK 32-12-00-010-001). Subtask 32-31-31-869-050
C. Obey the flight configuration precautions (Ref. TASK 32-00-00-860-001)
(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)
Put the container below the manifold assembly 2524GM to collect the hydraulic fluid leakage.
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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 32-31-31-941-051
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.
(2)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
4. Procedure
_________
(Ref. Fig. 401/TASK 32-31-31-991-001)
Subtask 32-31-31-020-051
A. Removal of the Selector-Valve Manifold Assembly (8)
(1)
Disconnect the electrical connectors (1), (2), (15), and (18) from the selector-valve manifold assembly (8).
(2)
Put blanking caps on the disconnected electrical connectors.
(3)
Disconnect the hydraulic pipes (9), (11), (12), (14), (13), (10), (16), (17), (19), (20) and the non return valve assembly (12) from the manifold assembly (8).
(4)
Remove the bolt (3), the washer (4) and disconnect the bonding strap
(5) from the selector-valve manifold assembly (8).
(5)
Remove the bolts (6) and the washers (7).
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Selector-Valve Manifold Assembly
Figure 401/TASK 32-31-31-991-001
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1 1 Feb 01/98
1 1
1CES 1
(6)
Carefully remove the selector-valve manifold assembly (8) from the
aircraft.
(7)
Put blanking plugs on the disconnected line ends.
1EFF : ALL 1 32-31-31Page 405 1 1 Feb 01/98 1 1 1CES 1 TASK 32-31-31-400-001
Installation of the Selector-Valve Manifold Assembly
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL MATERIALS
_______ ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
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 -------------------------------------------------------------------------------
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