AD 90-23-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus SAS | A320-111 | Airworthiness Directives; AIRBUS INDUSTRIE Model A320 Series Airplanes |
| aircraft | Airbus SAS | A320-211 | Airworthiness Directives; AIRBUS INDUSTRIE Model A320 Series Airplanes |
| aircraft | Airbus SAS | A320-212 | Airworthiness Directives; AIRBUS INDUSTRIE Model A320 Series Airplanes |
| aircraft | Airbus SAS | A320-214 | Airworthiness Directives; AIRBUS INDUSTRIE Model A320 Series Airplanes |
| aircraft | Airbus SAS | A320-231 | Airworthiness Directives; AIRBUS INDUSTRIE Model A320 Series Airplanes |
| aircraft | Airbus SAS | A320-232 | Airworthiness Directives; AIRBUS INDUSTRIE Model A320 Series Airplanes |
| aircraft | Airbus SAS | A320-233 | Airworthiness Directives; AIRBUS INDUSTRIE Model A320 Series Airplanes |
Unsafe Condition
Loss of pitch electronic control and resultant reduced controllability due to trimmable horizontal stabilizer (THS) actuator control jamming.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 7 days after the effective date, and every 7 days thereafter, test pitch control availability through both SEC 1 and SEC 2 per Airbus Service Bulletin A320-27-1031, Rev 1. If electrical pitch control is unavailable through both channels, repair prior to further flight and retest. Repeat the test every 7 days post-repair.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 7 days after the effective date of this AD, and thereafter at intervals not to exceed 7 days
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Affected Aircraft
All Model A320 series airplanes, certificated in any category.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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