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Airworthiness Directive

AD 2021-17-01 86 FR 43075 Active

Federal Aviation Administration · 14 CFR part 39

Requires removing a certain oil pump from service and replacing it with a part eligible for installation.

Federal Register (opens in a new tab)FAA DRS (opens in a new tab)

FR document
2021-16895
Amendment
39-21684
Published
2021-08-06
Effective
2021-08-23
Models covered
1

Last live check: 2026-08-19

Printed from https://aircraftdirectives.com/ad/2021-17-01 · AircraftDirectives restates official FAA and manufacturer records; the official sources named on this sheet control. Not an airworthiness determination.

This page is a reference Record, not an airworthiness or compliance determination. Official FAA and manufacturer sources control over our restatement, subject to governing law. Check applicability, current requirements and incorporated documents before acting. The owner or operator remains responsible for airworthiness and required records under 14 CFR 91.403 and 91.417, as applicable. Terms of Use: /terms.

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AD

2021-17-01

FR doc 2021-16895 · 86 FR 43075

AD 2021-17-01Published 2021-08-06Effective 2021-08-23

FAA rule - 14 CFR 39

FAA rule. Compliance with an applicable AD is required under 14 CFR 39.7. Check its effective date, applicability, compliance times and current status.

Requires removing a certain oil pump from service and replacing it with a part eligible for installation.

Full official abstract

The FAA is adopting a new airworthiness directive (AD) for all Austro Engine GmbH E4 and E4P model diesel piston engines. This AD was prompted by a report of oil pressure loss on an E4 model diesel piston engine. This AD requires removing a certain oil pump from service and replacing it with a part eligible for installation. The FAA is issuing this AD to address the unsafe condition on these products.

More directives for Austro Engine E4

  1. AD 2025-02-12 Airworthiness Directives; Austro Engine GmbH Engines Effective 2025-04-01
  2. AD 2024-19-10 Airworthiness Directives; Austro Engine GmbH Engines Effective 2024-10-09
  3. AD 2024-05-01 Airworthiness Directives; Austro Engine GmbH Engines Effective 2024-03-11
  4. AD 2023-20-03 Airworthiness Directives; Austro Engine GmbH Engines Effective 2023-12-11
  5. AD 2022-03-03 Airworthiness Directives; Austro Engine GmbH Engines Effective 2022-02-14

All Austro Engine E4 directives

View on Federal Register (opens in a new tab) View this AD in FAA DRS (opens in a new tab) Print AD packet (opens the full Federal Register document in a new tab)

Applies to 1 model in our index