AD Amdt-39-9136
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Beech Aircraft Corporation Models 1900, 1900C, and 1900D Airplanes |
Unsafe Condition
Cracks in the engine truss assembly, specifically in Area A of the improved design trusses installed as a terminating action under previous AD 92-06-09.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Repetitively inspect the engine truss for cracks in Area A at shortened intervals, repair or replace any cracked engine truss, and eliminate the option to terminate inspections by replacing with improved design trusses. Incorporate Models 1900C and 1900D with same-type engine trusses installed at manufacture.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Beech Aircraft Corporation Models 1900, 1900C (certain), and 1900D with engine trusses of the same type design installed at manufacture.
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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