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2025-20-07 Recurring

final rule

Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG (Type Certificate Previously Held by GROB Aircraft AG, Grob Aerospace GmbH i.l., Grob Aerospace GmbH, Burkhart Grob Luft- und Raumfahrt GmbH & Co. KG) Gliders

Unsafe Condition: Corrosion on the inner sides of the welded steel rudder drive plate could affect the structural integrity of the rudder drive plate and lead to reduced control or loss of control of the glider.

Effective: Oct 17, 2025 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG (Type Certificate Previously Held by GROB Aircraft AG, Grob Aerospace GmbH i.l., Grob Aerospace GmbH, Burkhart Grob Luft- und Raumfahrt GmbH & Co. KG) Gliders

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

2022-03-08

final rule

Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG (Type Certificate Previously Held by GROB Aircraft AG, Grob Aerospace GmbH i.l., Grob Aerospace GmbH, Burkhart Grob Luft-und Raumfahrt GmbH & Co. KG) Gliders

Unsafe Condition: corrosion on the elevator control pushrod

Effective: Mar 17, 2022 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG (Type Certificate Previously Held by GROB Aircraft AG, Grob Aerospace GmbH i.l., Grob Aerospace GmbH, Burkhart Grob Luft-und Raumfahrt GmbH & Co. KG) Gliders

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

2015-22-04

final rule

Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG Gliders

Unsafe Condition: A broken bell-crank installed in the air brake control system, which could lead to failure of the air brake system and reduced control of the sailplane.

Effective: Dec 4, 2015 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG Gliders

Technical illustration of an aircraft landing gear and wheel assembly
Problem area Landing gear

Amdt-39-18001

final rule

Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG Gliders

Unsafe Condition: Plastic control cable pulleys developing cracks due to aging, which could lead to breaking of the pulley and potentially jamming the rudder control unit, possibly resulting in loss of control.

Effective: Oct 24, 2014 Category: aircraft Compliance: Before further flight
Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

2014-15-02 R1

final rule

Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG Gliders

Unsafe Condition: Plastic control cable pulleys developing cracks due to aging, which could lead to breaking of the pulley and potentially jamming the rudder control unit, possibly resulting in loss of control.

Effective: Jul 23, 2014 Category: aircraft Compliance: before further flight

Why matched: Airworthiness Directives; Fiberglas-Technik Rudolf Lindner GmbH & Co. KG Gliders

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls