AD 2008-22-23
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Thielert Aircraft Engines GmbH (TAE) Model TAE 125-02-99 Reciprocating Engines |
Unsafe Condition
Crack initiation and propagation in the crankshaft caused by insufficient surface hardness and microstructural defects.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the crankshaft for cracks using magnetic particle inspection or dye-penaltm method. Replace the crankshaft if cracks are found. Perform subsequent inspections at specified intervals.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
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Affected Aircraft
Thielert Aircraft Engines GmbH Model TAE 125-02-99 engines installed in various aircraft models
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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