AD 2001-11-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | DHC-8-400 | Airworthiness Directives; Bombardier Model DHC-8-400 Series Airplanes |
Unsafe Condition
Failure of the downlock proximity sensors of the main landing gear (MLG) may result in the MLG failing to extend and providing misleading indications that the MLG has extended.
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Required Actions
Revise the Normal and Abnormal Sections of the FAA-approved Airplane Flight Manual (AFM) to include procedures for determining if the main landing gear is extended before landing and taking appropriate actions if necessary.
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Compliance Time
Within 14 days after the effective date of this AD.
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Affected Aircraft
Bombardier Model DHC-8-400 series airplanes, serial numbers 4002 and subsequent, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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