(2)
Do an inspection of the component interface and/or the adjacent area.
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(3) Make sure that the parts retained from the removed component are clean and in the correct condition.
WARNING : MAKE SURE THAT THERE IS A GOOD FLOW OF AIR THROUGH THE WORK
_______ AREA WHEN YOU USE SPECIAL MATERIALS. IF YOU GET ONE OF THESE MATERIALS ON YOUR SKIN, IN YOUR MOUTH OR IN YOUR EYES : -FLUSH IT AWAY WITH A FLOW OF CLEAN WATER FOR BETWEEN 10 AND 15 MINUTES. -GET IMMEDIATE MEDICAL AID IF IRRITATION OCCURS. DO NOT BREATHE THE FUMES FROM THE MATERIAL. DO NOT SMOKE WHEN YOU USE THE MATERIAL. DO NOT USE THE MATERIAL NEAR A FLAME, SPARKS OR SOURCES OF HEAT. THESE MATERIALS ARE DANGEROUS : THEY ARE POISONOUS, FLAMMABLE AND SKIN IRRITANTS.
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(4)
Apply clean HYDRAULIC FLUIDS (Material No. 02-003) to the new:
-packings (6),
-
back-up rings (5),
-
back-up rings (3) and
-seals (2).
(5)
Put the back-up rings (5) in position on the sides of the bobbins (4) without the identification grooves (equipment side).
(6)
Put the packings (6) in position on the sides of the bobbins (4) without the identification grooves (equipment side).
(7)
Put the back-up rings (3) in position on the sides of the bobbins (4) with the identification grooves (manifold side).
(8)
Put the seals (2) in position on the sides of the bobbins (4) with the identification grooves (manifold side).
(9)
Install the bobbins (4) with the identification grooves in the ports of the manifold assembly (1) (Ref. TASK 20-23-21-911-001).
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B. Installation of the Alternate Braking Selector Valve
(1)
Remove the blanking plugs.
(2)
Make sure that the electrical connectors are clean and in the correct condition.
(3)
Carefully install the alternate braking selector valve (12) on the manifold assembly (1).
(4)
Install the bonding lead (7), the washers (8), the bolts (9) and the bolt (11).
(5)
TORQUE the bolts (9) and the bolt (11) to between 0.8 and 0.9 m.daN
(70.79 and 79.64 lbf.in).
(6) Connect the electrical connector (10). Subtask 32-43-51-860-052
C. Preparation for Test
(1)
Connect the PTU isolation coupling (Ref. TASK 29-23-00-860-002).
(2)
Bleed the alternate brake system (Ref. TASK 32-43-00-870-002).
(3)
If necessary fill the reservoir of the Yellow hydraulic system to the correct level (Ref. TASK 12-12-29-611-001).
Subtask 32-43-51-865-052
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GG, 2GG, 3GG, 4GG, 61GG, 70GG, 71GG, 3700GD, 3701GD, 3801GX, 3802GX, 3803GX.
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E. Test
(1)
Do an operational test of the alternate braking with anti-skid (Ref. TASK 32-43-00-710-001).
(2)
Make sure that there is no hydraulic fluid leakage from the alternate braking selector valve (12) and/or the manifold assembly (1).
NOTE : Leaks are not permitted.
____
5. Close-up
________
Subtask 32-43-51-410-050
A. Close Access
(1) Do the electrical bonding of the bonding lead (7) (Ref. TASK 20-28-00-912-004).
WARNING : MAKE SURE THAT THERE IS A GOOD FLOW OF AIR THROUGH THE WORK
_______ AREA WHEN YOU USE SPECIAL MATERIALS. IF YOU GET ONE OF THESE MATERIALS ON YOUR SKIN, IN YOUR MOUTH OR IN YOUR EYES : -FLUSH IT AWAY WITH A FLOW OF CLEAN WATER FOR BETWEEN 10 AND 15 MINUTES. -GET IMMEDIATE MEDICAL AID IF IRRITATION OCCURS. DO NOT BREATHE THE FUMES FROM THE MATERIAL. DO NOT SMOKE WHEN YOU USE THE MATERIAL. DO NOT USE THE MATERIAL NEAR A FLAME, SPARKS OR SOURCES OF HEAT. THESE MATERIALS ARE DANGEROUS : THEY ARE POISONOUS, FLAMMABLE AND SKIN IRRITANTS.
(2)
Apply SPECIAL MATERIALS (Material No. 05-002) to the bolts (9) and the bolt (11).
(3)
Remove the container.
(4)
Remove the warning notice(s).
(5) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM LANDING GEAR 起落架7(114)
