AD 93-10-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Viking Air Limited | DHC-6-1 | Airworthiness Directives; DE HAVILLAND Models DHC-6-1, DHC-6-100, DHC-6-200, and DHC-6-300 Airplanes |
| aircraft | Viking Air Limited | DHC-6-100 | Airworthiness Directives; DE HAVILLAND Models DHC-6-1, DHC-6-100, DHC-6-200, and DHC-6-300 Airplanes |
| aircraft | Viking Air Limited | DHC-6-200 | Airworthiness Directives; DE HAVILLAND Models DHC-6-1, DHC-6-100, DHC-6-200, and DHC-6-300 Airplanes |
| aircraft | Viking Air Limited | DHC-6-300 | Airworthiness Directives; DE HAVILLAND Models DHC-6-1, DHC-6-100, DHC-6-200, and DHC-6-300 Airplanes |
Unsafe Condition
Failure of the overhead control console, which could result in loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect the overhead console control quadrants for cracks in accordance with de Havilland SB 6/298, Revision D. Depending on crack severity, replace part number C6-CE-1010 with C6CE1421-27 within specified times or reinspect at intervals not exceeding 100 or 200 hours time-in-service. The modification must be completed within 2,400 hours time-in-service unless earlier accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 25 hours time-in-service after the effective date of this AD, unless already accomplished within the last 175 hours time-in-service.
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Affected Aircraft
Models DHC-6-1, DHC-6-100, DHC-6-200, and DHC-6-300 airplanes (serial numbers 1 through 420).
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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