AD 96-09-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Dornier Luftfahrt GmbH | Dornier 228-100 | Airworthiness Directives; Dornier 228 Series Airplanes |
| aircraft | Dornier Luftfahrt GmbH | Dornier 228-101 | Airworthiness Directives; Dornier 228 Series Airplanes |
| aircraft | Dornier Luftfahrt GmbH | Dornier 228-200 | Airworthiness Directives; Dornier 228 Series Airplanes |
| aircraft | Dornier Luftfahrt GmbH | Dornier 228-201 | Airworthiness Directives; Dornier 228 Series Airplanes |
| aircraft | Dornier Luftfahrt GmbH | Dornier 228-202 | Airworthiness Directives; Dornier 228 Series Airplanes |
| aircraft | Dornier Luftfahrt GmbH | Dornier 228-212 | Airworthiness Directives; Dornier 228 Series Airplanes |
Unsafe Condition
Operating in freezing rain or freezing drizzle conditions can result in ice accumulation exceeding the capabilities of the ice protection equipment, leading to severe icing conditions that may compromise airplane safety.
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Required Actions
Revise the Airplane Flight Manual (AFM) to include recognition cues for severe icing conditions, procedures for exiting such conditions, and limitations or prohibitions on using certain flight control devices during severe icing.
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Compliance Time
Effective June 11, 1996.
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Affected Aircraft
Dornier Luftfahrt GmbH models Dornier 228-100, Dornier 228-101, Dornier 228-200, Dornier 228-201, Dornier 228-202, Dornier 228-212; all serial numbers.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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