AD 2024-19-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Austro | Engine GmbH | Airworthiness Directives; Austro Engine GmbH Engines |
Unsafe Condition
Reports of engine failures and cracks on the pistons with part number E4A-72-400-000.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct repetitive borescope inspections (BSIs) for cracks on the pistons. Remove and replace the piston if cracks are found. Conduct a fuel sample analysis for water contamination; if contamination is found, replace the high-pressure pump (HPP), injectors, and fuel rails.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight for engines that have reached 100 or 200 flight hours after installation, depending on the engine model.
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Affected Aircraft
Austro Engine GmbH Model E4 and E4P engines with piston part number E4A-72-400-000.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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