(2)
Depressurize the reservoir of the Green hydraulic system. (Ref. TASK 29-14-00-614-001)
Subtask 32-51-51-941-053
B. Safety Precautions
(1)
In the cockpit, on the panel 400VU, put warning notice(s) in position to tell persons not to operate the landing gear control lever.
(2)
On the steering handwheels (CAPT and F/O) and on the brake pedals, put warning notice(s) in position to tell persons not to operate them.
(3)
Put the warning notice(s) 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, access
door (197CB).
(4)
Put the safety barriers in position.
(5)
Put a container below the servo-control to drain the hydraulic fluid.
(6)
Put the warning notice(s) in position to tell persons not to operate the landing gear.
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R **ON A/C 401-499,
R Subtask 32-51-51-860-052-A
R A. Aircraft Maintenance Configuration
R (1) Make sure that the Yellow hydraulic system is depressurized and put
R it in the maintenance configuration.
R (Ref. TASK 29-00-00-864-001)
R (2) Depressurize the reservoir of the Yellow hydraulic system.
R (Ref. TASK 29-14-00-614-001)
R Subtask 32-51-51-941-053-A
R B. Safety Precautions
R (1) In the cockpit, on the panel 400VU, put warning notice(s) in position
R to tell persons not to operate the landing gear control lever.
R (2) On the steering handwheels (CAPT and F/O) and on the brake pedals,
R put warning notice(s) in position to tell persons not to operate
R them.
R (3) Put the warning notice(s) in position to tell persons not to
R pressurize the Yellow hydraulic system:
R - on the panel 40VU in the cockpit,
R - on the ground service panel of the Yellow hydraulic system, access
R door (196BB).
R (4) Put the safety barriers in position.
R (5) Put a container below the servo-control to drain the hydraulic fluid.
R (6) Put the warning notice(s) in position to tell persons not to operate
R the landing gear.
R 1EFF : 401-499, 1 32-51-51Page 423 1 1 Aug 01/05 1 1 1CES 1
R **ON A/C ALL
Subtask 32-51-51-865-056
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY 4GG M36 121VU HYDRAULIC/BRAKING AND STEERING/SYS2/CTL 3GG M35 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/CTL 1GG M34 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY 2GG M33
4. Procedure
_________
(Ref. Fig. 403/TASK 32-51-51-991-003) Subtask 32-51-51-020-054
A. Removal of the Electro-Distributor
(1)
Precaution: NOTE : When you remove the rubber protective coating, use a spatula
____ to prevent damage to the surfaces of the components.
(2)
Remove the cap (3).
(3)
Connect a hose to the valve (2).
(4)
Slowly loosen the nut (1) to open the valve (2) and drain the hydraulic fluid.
(5)
When no more fluid flows out, remove the hose and tighten the nut (1) to close the valve (2).
(6)
Cut and remove the lockwire and remove the screws (6).
(7)
Remove the electro-distributor (5).
(8)
Remove and discard the packings (7) and (10).
(9)
Remove and discard the packings (8) and (9) with their thrust ring.
(10) Put blanking caps on the electrical connectors (4) and (11).
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Nose Wheel Steering Electro-Distributor Figure 403/TASK 32-51-51-991-003
1EFF : 1 1R 1CES ALL 1 11 1 32-51-51 Page 425 Aug 01/05
TASK 32-51-51-400-003
Installation of the Nose Wheel Steering Electro-Distributor
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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