AD 99-20-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A319-111 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A319-112 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A319-113 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A319-114 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A319-131 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A319-132 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A320-111 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A320-211 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A320-212 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
| aircraft | Airbus | A320-214 | Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes |
Unsafe Condition
Damage to computer electrical connectors due to ingress of water into the avionics bay, which could result in malfunctioning of the avionics computers.
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Required Actions
Modify the 90VU electronics rack umbrellas, the 91VU upper shelf assembly, the cockpit drain circuit, and the electrical wire routing above the 90VU electronics rack in accordance with Airbus Service Bulletin A320-25-1186, Revision 02.
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Compliance Time
Within 30 months after the effective date of this AD
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Affected Aircraft
Airbus Model A319, A320, and A321 series airplanes where Modification 25995 has not been accomplished.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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