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2020-26-06

final rule

Airworthiness Directives; Technify Motors GmbH (Type Certificate Previously Held by Thielert Aircraft Engines GmbH) Reciprocating Engines

Unsafe Condition: A manufacturing defect exists on turbocharger hoses of a certain batch from one manufacturer. These turbocharger hoses are not pressure stable and it was determined that they could fail completely.

Effective: Dec 29, 2020 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Technify Motors GmbH (Type Certificate Previously Held by Thielert Aircraft Engines GmbH) Reciprocating Engines

Technical illustration of an aircraft turbine engine assembly — Problem area **Engine**

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2017-19-15

final rule

Airworthiness Directives; Technify Motors GmbH Reciprocating Engines

Unsafe Condition: Improper lapping of the gearbox driveshaft led to insufficient sealing of the gearbox radial shaft sealing ring, causing oil leakage and oil contamination of the clutch, which resulted in a tempora...

Effective: Oct 31, 2017 Category: engine Compliance: Within 50 flight hours after the effective date of this AD.

Why matched: Airworthiness Directives; Technify Motors GmbH Reciprocating Engines

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2016-07-19

final rule

Airworthiness Directives; Technify Motors GmbH Reciprocating Engines

Unsafe Condition: Failure of the fuel feed pump, part number 05-7312-K0073xx or 05-7312-K0133xx, leading to in-flight shutdowns and potential damage to the engine and airplane.

Effective: May 9, 2016 Category: aircraft Compliance: Within 110 operating hours after the effective date of this AD.

Why matched: Airworthiness Directives; Technify Motors GmbH Reciprocating Engines

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2015-21-01

final rule

Airworthiness Directives; Technify Motors GmbH Reciprocating Engines

Unsafe Condition: Cases of a broken gearbox drive shaft have been reported on aeroplanes equipped with TAE 125-02 engines that have a Dual Mass Flywheel installed. Investigations results showed a possible overload o...

Effective: Nov 27, 2015 Category: engine Compliance: Within 110 flight hours or at the next scheduled inspection after the effective date of this AD, ...

Why matched: Airworthiness Directives; Technify Motors GmbH Reciprocating Engines

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2015-02-01

final rule

Airworthiness Directives; Technify Motors GmbH (Type Certificate Previously Held by Thielert Aircraft Engines GmbH) Reciprocating Engines

Unsafe Condition: Failure of the clutch assembly due to nonconforming disk springs that received an improper heat treatment process.

Effective: Feb 13, 2015 Category: aircraft Compliance: Before further flight (for engines with more than 100 hours TSN) or before accumulating 100 hours...

Why matched: Airworthiness Directives; Technify Motors GmbH (Type Certificate Previously Held by Thielert Aircraft Engines GmbH) Reciprocating Engines

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2014-17-03

final rule

Airworthiness Directives; Technify Motors GmbH Reciprocating Engines

Unsafe Condition: Failure of the high-pressure (HP) fuel pump, which could result in damage to the engine and damage to the airplane.

Effective: Oct 2, 2014 Category: aircraft Compliance: Before 300 flight hours in service or within 55 flight hours after the effective date of the AD, ...

Why matched: Airworthiness Directives; Technify Motors GmbH Reciprocating Engines

Technical illustration of an aircraft fuel pump, filter, valve, and lines — Problem area **Fuel system**

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2013-24-06

final rule

Airworthiness Directives; Thielert Aircraft Engines GmbH Reciprocating Engines

Unsafe Condition: Engine power loss due to engine coolant contaminating the engine clutch. The design of the engine allows the crankcase assembly opening to be susceptible to contamination from external sources.

Effective: Dec 30, 2013 Category: aircraft Compliance: Within the next annual or 100-hour inspection, whichever comes first, after the effective date.

Why matched: Airworthiness Directives; Thielert Aircraft Engines GmbH Reciprocating Engines

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