-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action 29-23-00-860-001 Disconnection of the Isolation Coupling of the Power Transfer Unit (PTU) 32-00-00-481-001 Installation of the Safety Devices on the Landing Gears 32-43-32-991-001 Fig. 401
3. Job Set-up
__________
(Ref. Fig. 401/TASK 32-43-32-991-001)
Subtask 32-43-32-941-050
A. Safety Precautions
(1)
Put the safety barriers in position.
(2)
Make sure that the ground safety locks are installed on the landing gear (Ref. TASK 32-00-00-481-001).
(3)
On the panel 400VU:
-make sure that the landing-gear control-lever 6GA is in the DOWN position
-put a warning notice in position to tell persons not to operate the landing gear.
(4)
Put a warning notice on the ground service connection to tell persons not to pressurize the Yellow hydraulic system.
Subtask 32-43-32-860-050
B. Aircraft Maintenance Configuration
(1)
Make sure that the Yellow hydraulic system has been depressurized (Ref. TASK 29-00-00-864-001).
(2)
Operate the brake pedals until the pressure in the brake accumulator of the Yellow hydraulic system is at zero.
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Alternate-Brake Manifold 2853GM(2852GM) - Location and Detail
Figure 401/TASK 32-43-32-991-001
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(3) Disconnect the isolation coupling of the Power Transfer Unit (PTU) (Ref. TASK 29-23-00-860-001).
Subtask 32-43-32-865-050
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU ABCU &/Y BRK/PRESS IND 61GG C10 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 121VU HYDRAULIC/PARK BRK/CTL/STBY 71GG N37 121VU HYDRAULIC/PARK BRK/CTL/NORM 70GG N36 121VU HYDRAULIC/HYD POWER/Y 3803GX N30 121VU ABCU/HOT BUS/SPLY 110GG P30 123VU Y HYD/ELEC/PUMP 3802GX AB06 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
Subtask 32-43-32-010-050
D. Get Access
(1)
Put the access platform below the applicable false rear spar, at zone 571(671).
(2)
Put a container below the applicable alternate-brake manifold (6).
4. Procedure_________
Subtask 32-43-32-020-050
A. Removal of the Alternate-Brake Manifold
WARNING : DO NOT GET THE FLUID ON YOUR SKIN OR IN YOUR EYES. IF YOU DO:
_______
-FLUSH IT AWAY WITH CLEAN WATER
-GET MEDICAL AID.
CAUTION : MAKE SURE THAT THE FLUID DOES NOT STAY ON THE AIRCRAFT
_______ STRUCTURE. IF THE FLUID GETS ON THE AIRCRAFT STRUCTURE, WASH IT OFF IMMEDIATELY WITH SOAP AND WATER.
(1) Disconnect the electrical connectors (1) and (2).
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(2)
Put blanking caps on the disconnected electrical connectors.
(3)
Disconnect the hydraulic pipe unions (3) and (7) from the manifold (6).
(4)
Put blanking plugs on the disconnected line ends.
(5)
Remove the four bolts (4) and the eight washers (5) and remove the manifold (6).
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TASK 32-43-32-400-001 Installation of the Alternate-Brake Manifold 2853GM(2852GM) WARNING : MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING
_______ NOTICES ARE IN POSITION.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
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