AD 2005-13-35

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Bombardier Model DHC-8-100, DHC-8-200, and DHC-8-300 Series Airplanes

AD Number
2005-13-35
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2005-20730
FR Citation
70 FR 48854

Applicability

TypeManufacturerModelDetails
aircraft Bombardier DHC-8-100 Airworthiness Directives; Bombardier Model DHC-8-100, DHC-8-200, and DHC-8-300 Series Airplanes

Unsafe Condition

Inadvertent activation of ground beta mode during flight, which could lead to engine overspeed, engine damage or failure, and consequent reduced controllability of the airplane.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Install a placard on the instrument panel stating that positioning of the power levers below the flight idle stop during flight is prohibited. Install a system preventing excessive lowering of power levers in flight, in accordance with an FAA-approved method. Perform repetitive operational checks of the beta lockout system. Revise the Airworthiness Limitations document.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 30 days after March 1, 2000, for placard installation; within 2 years after March 1, 2000, for system installation.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

All Bombardier Model DHC-8-100, DHC-8-200, and DHC-8-300 series airplanes, certificated in any category.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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View Official Source ↗ Find More ADs for Bombardier DHC-8-100

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