AD 53-23-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Viking Air Limited | DHC-2 Mk.I | Airworthiness Directives; de Havilland Model DHC-2 (Beaver) Aircraft |
| aircraft | Viking Air Limited | DHC-2 Mk.II | Airworthiness Directives; de Havilland Model DHC-2 (Beaver) Aircraft |
| aircraft | Viking Air Limited | DHC-2 Mk.III | Airworthiness Directives; de Havilland Model DHC-2 (Beaver) Aircraft |
Unsafe Condition
Spilled fuel during tank filling can seep between the fuel tank filler neck recess box (C2-FS-1005ND) and outer skin (C2-S-829ND), allowing gasoline fumes to accumulate in tank bays beneath the floor and create a fire hazard.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the seal between the filler neck recess box and outer skin. If the seal is unsatisfactory, fill the gap with Goodyear Plyabond, Minneapolis Mining EC776, or equivalent metal sealing compounds. Install a 'No Smoking' placard in the cabin until resealing is completed.
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Compliance Time
not later than December 15, 1953
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Affected Aircraft
de Havilland Model DHC-2 (Beaver) Aircraft, Serial Numbers 164 to 407 Inclusive
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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