AD Amdt-39-16122

final rule
Data completeness: 70%

Airworthiness Directives; Bombardier Model DHC-8-400, DHC-8-401, and DHC-8-402 Airplanes

AD Number
Amdt-39-16122
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2009-1106
FR Citation
74 FR 63595

Applicability

TypeManufacturerModelDetails
aircraft Bombardier DHC-8-400 Airworthiness Directives; Bombardier Model DHC-8-400, DHC-8-401, and DHC-8-402 Airplanes
aircraft Aviat Various Airworthiness Directives; Bombardier Model DHC-8-400, DHC-8-401, and DHC-8-402 Airplanes

Unsafe Condition

Failure to preserve critical fuel tank system ignition source prevention features could result in a fuel tank explosion.

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

Required Actions

Revise the Airworthiness Limitations Section (ALS) of the Instructions for Continued Airworthiness to incorporate the Critical Design Configuration Control Limitations (CDCCLs).

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

Compliance Time

Within 12 months of the effective date (December 21, 2009).

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

Affected Aircraft

Bombardier Model DHC-8-400, DHC-8-401, and DHC-8-402 airplanes.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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