AD 2023-19-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | SAS | Airworthiness Directives; Airbus SAS Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Airbus SAS Airplanes |
Unsafe Condition
Cracks found in the scroll housing assembly of Honeywell GTCP331-350 auxiliary power units (APUs).
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace each affected APU or re-identify certain APU scroll housing assemblies (part numbers 5053-181-001-501 or 0331207990 with 'SR-1' marking). Prohibit installation of affected parts under specified conditions.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 12 months of effective date (October 30, 2023).
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Airbus SAS Model A330-200 series, A330-200 Freighter series, A330-300 series, A330-800 series, A330-900 series, A340-200 series, and A340-300 series airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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