AD 94-01-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | DHC-8-301 | Airworthiness Directives; de Havilland Model DHC-8-300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-311 | Airworthiness Directives; de Havilland Model DHC-8-300 Series Airplanes |
Unsafe Condition
Internal engine fire within the inter compressor case (ICC) assembly can cause severe structural damage to the airplane.
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Required Actions
Install an inter compressor case (ICC) fire detection system, connect it to the airplane fire detection system, and revise the Airplane Flight Manual (AFM) to include procedures for ICC fire detection system failures.
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Compliance Time
Within 90 days after the effective date of this AD
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Affected Aircraft
de Havilland Model DHC-8-301, -311, and -314 series airplanes, serial numbers 100 through 332 inclusive; 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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