AD 97-13-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | DHC-8-101 | Airworthiness Directives; de Havilland Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-102 | Airworthiness Directives; de Havilland Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-103 | Airworthiness Directives; de Havilland Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-106 | Airworthiness Directives; de Havilland Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-301 | Airworthiness Directives; de Havilland Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-311 | Airworthiness Directives; de Havilland Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-315 | Airworthiness Directives; de Havilland Model DHC-8-100 and -300 Series Airplanes |
Unsafe Condition
The AD addresses the potential for flammable fluid leakage through gaps or openings in the engine nacelle and firewall areas, which could lead to fire spread and structural damage during flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install new angle-gasket assemblies on lower cowlings firewalls and apply sealant to gaps; inspect upper access panels and nacelle weather seals, apply or reapply sealant as needed; replace silicon bronze Camloc receptacles with stainless steel ones and apply sealant afterward; inspect firewall areas for gaps and apply sealant; replace cowling door seals with improved seals.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Effective July 30, 1997
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier Inc. Model DHC-8-101, DHC-8-102, DHC-8-103, DHC-8-106, DHC-8-301, DHC-8-311, DHC-8-315, all serial numbers.
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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