AD Amdt-39-10697

final rule
Data completeness: 70%

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

AD Number
Amdt-39-10697
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 98-NM-70-AD
FR Citation
63 FR 42219

Applicability

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

Unsafe Condition

Loss of power to both attitude and heading reference systems (AHRS) due to a faulty terminal block connection for the signal ground.

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

Required Actions

Modify the attitude and heading reference systems (AHRS) to prevent simultaneous power loss. The amendment reduces the applicability of the existing AD.

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

Affected Aircraft

de Havilland Model DHC-8-100, -200, and -300 series airplanes as specified by the reduced applicability in this amendment.

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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