AD 96-09-23
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | 328 Support Services GmbH | 328-100 | Airworthiness Directives; DORNIER Model Dornier 328-100 Series Airplanes |
Unsafe Condition
Flight in freezing rain, freezing drizzle, or mixed icing conditions may result in ice build-up on protected surfaces exceeding the capability of the ice protection system, or may result in ice forming aft of the protected surfaces. This ice may not be shed using the ice protection systems, and may seriously degrade the performance and controllability of the airplane.
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Required Actions
Revise the FAA-approved Airplane Flight Manual (AFM) by incorporating specified warnings and procedures into the Limitations and Procedures sections within 30 days after the effective date. Operators must notify flight crewmembers of these changes.
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Compliance Time
Within 30 days after the effective date of this AD
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Affected Aircraft
All Model Dornier 328-100 series airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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