Emergency ADRule

AD FAA-2026-4636

Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

Summary

The FAA is adopting a new airworthiness directive (AD) for certain Diamond Aircraft Industries Inc. (DAI) Model DA20-C1 airplanes. This AD was prompted by a report of a certain emergency locator transmitter (ELT) not activating due to a missing jumper wire. This AD requires a continuity inspection of the D-sub connector of the Artex ELT 1000 and, if necessary, corrective actions. The FAA is issuing this AD to address the unsafe condition on these products.

Directive Details

AD Number

FAA-2026-4636

Document Number

2026-15825

Type

Rule

Publication Date

August 4, 2026

Effective Date

September 8, 2026

Affected Manufacturer

Diamond Aircraft Industries Inc.

Criticality

critical

Emergency

Yes

Docket ID

Docket No. FAA-2026-4636

Topics

Air transportationAircraftAviation safetyIncorporation by referenceSafety

Official Documents

View PDF View on Federal Register

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