AD 2024-19-10

Recurring final rule
Data completeness: 80%

Airworthiness Directives; Austro Engine GmbH Engines

AD Number
2024-19-10
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2024-2313
FR Citation
89 FR 77772

Applicability

TypeManufacturerModelDetails
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.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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