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2014-15-02

final rule

Airworthiness Directives; GROB-WERKE GMBH & CO KG Gliders

Unsafe Condition: plastic control cable pulleys developing cracks due to aging

Effective: Aug 27, 2014 Category: aircraft Compliance: Within 3 months after August 27, 2014, for Models G103C TWIN III ACRO and G 103 C Twin III SL gli...

Why matched: Airworthiness Directives; GROB-WERKE GMBH & CO KG Gliders

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

2011-01-03

final rule

Airworthiness Directives; GROB-WERKE GMBH & CO KG Models G102 ASTIR CS, G102 CLUB ASTIR III, G102 CLUB ASTIR IIIb, and G102 STANDARD ASTIR III Gliders

Unsafe Condition: Cracks have been found on the wing spigot assemblies installed on the G102 single-seat gliders. Several of these cracks were internal to the spigot and were not visually detectable until the compon...

Effective: Feb 14, 2011 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; GROB-WERKE GMBH & CO KG Models G102 ASTIR CS, G102 CLUB ASTIR III, G102 CLUB ASTIR IIIb, and G102 STANDARD ASTIR III Gliders

2010-15-06

final rule

Airworthiness Directives; GROB-WERKE GMBH & CO KG Models G102 ASTIR CS and G102 STANDARD ASTIR III Gliders

Unsafe Condition: The hose-fuselage connection bonding has been degraded over years of service, leading to potential disconnection of the water ballast hose connector from the fuselage wall.

Effective: Sep 9, 2010 Category: aircraft Compliance: Within 30 days after September 9, 2010, and repetitively thereafter at intervals not to exceed 12...

Why matched: Airworthiness Directives; GROB-WERKE GMBH & CO KG Models G102 ASTIR CS and G102 STANDARD ASTIR III Gliders

2007-24-11

final rule

Airworthiness Directives; GROB-WERKE GMBH & CO KG Models G102 CLUB ASTIR III, G102 CLUB ASTIR IIIb, and G102 STANDARD ASTIR III Gliders

Unsafe Condition: Cracks on welded parts of the flight control system progress slowly from the welding seams periphery and may eventually result in rupture at a matured stage.

Effective: Jan 3, 2008 Category: aircraft Compliance: Within 25 hours time-in-service or 6 calendar months after January 3, 2008, whichever occurs first.

Why matched: Airworthiness Directives; GROB-WERKE GMBH & CO KG Models G102 CLUB ASTIR III, G102 CLUB ASTIR IIIb, and G102 STANDARD ASTIR III Gliders

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

2006-17-02 Recurring

final rule

Airworthiness Directives; GROB-WERKE GMBH & CO KG Model G102 ASTIR CS Sailplanes

Unsafe Condition: Cracks in the spherical locking bolt could result in failure of the horizontal stabilizer connection, leading to loss of control.

Effective: Sep 22, 2006 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; GROB-WERKE GMBH & CO KG Model G102 ASTIR CS Sailplanes

2004-17-04

final rule

Airworthiness Directives; Grob-Werke Gmbh & Co KG Models G102 CLUB ASTIR III, G102 CLUB ASTIR IIIb, and G102 STANDARD ASTIR III Sailplanes

Unsafe Condition: Elevator flutter, which could cause structural damage and result in loss of control of the sailplane.

Effective: Oct 7, 2004 Category: aircraft Compliance: Within the next 25 hours time-in-service (TIS)

Why matched: Airworthiness Directives; Grob-Werke Gmbh & Co KG Models G102 CLUB ASTIR III, G102 CLUB ASTIR IIIb, and G102 STANDARD ASTIR III Sailplanes

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

2001-26-25

final rule

Airworthiness Directives; Grob-Werke Gmbh & Co KG Models G102 Club Astir III, G102 Club Astir IIIb, and G102 Standard Astir III Sailplanes

Unsafe Condition: Elevator flutter, which could cause structural damage and result in loss of control of the sailplane.

Effective: Jan 31, 2002 Category: aircraft Compliance: Not specified.
Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

97-24-08

final rule

Airworthiness Directives; Burkhart Grob, Luft-und Raumfahrt, GmbH. Model G102 Astir CS Sailplanes

Unsafe Condition: Cracks in the elevator control lever could result in loss of control of the sailplane.

Effective: Jan 5, 1998 Category: aircraft Compliance: within the next 20 hours time-in-service (TIS) after the effective date of this AD

Why matched: Airworthiness Directives; Burkhart Grob, Luft-und Raumfahrt, GmbH. Model G102 Astir CS Sailplanes

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

97-08-06 R1

final rule

Airworthiness Directives; Louis L'Hotellier, S.A., Ball and Swivel Joint Quick Connectors

Unsafe Condition: The L'Hotellier ball and swivel joint quick connectors can become inadvertently disconnected, which could result in loss of control of the sailplane or glider.

Effective: Aug 1, 1997 Category: appliance Compliance: within the next 30 calendar days after the effective date of this AD or upon installation of the ...

Why matched: Airworthiness Directives; Louis L'Hotellier, S.A., Ball and Swivel Joint Quick Connectors

95-13-09

final rule

Airworthiness Directives; Grob Luft Und Raumfahrt Models G102 Astir CS, Club Astir IIb, Twin Astir, Speed Astir, Standard Astir II, and Speed Astir IIb Sailplanes

Unsafe Condition: Separation of elevator and rudder hinges due to damage (delamination, cracks, corrosion, or buckling), which could result in sailplane flutter and eventual loss of control.

Effective: Aug 5, 1995 Category: aircraft Compliance: within the next 30 calendar days after the effective date of this AD, unless already accomplished

Why matched: Airworthiness Directives; Grob Luft Und Raumfahrt Models G102 Astir CS, Club Astir IIb, Twin Astir, Speed Astir, Standard Astir II, and Speed Astir IIb Sailplanes

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

94-17-06

final rule

Airworthiness Directives; GROB Luft und Raumfahrt Models G102, G103, G109, and G109B Gliders

Unsafe Condition: Excessive wear caused the airbrake fence to jam on the upper shell of the wing, resulting in an accident. Airbrake failure caused by jamming of the airbrake fence could result in loss of control of...

Effective: Sep 30, 1994 Category: aircraft Compliance: Required within the next 60 calendar days after the effective date of this AD, unless already acc...

Why matched: Airworthiness Directives; GROB Luft und Raumfahrt Models G102, G103, G109, and G109B Gliders

85-19-06

final rule

Airworthiness Directives; BURKHART GROB Model G102 Astir CS Gliders

Unsafe Condition: Failure of the air brake locking levers (P/Ns 102-4123 and 102-4124).

Effective: Sep 19, 1985 Category: aircraft Compliance: Within the next 10 hours time in service after the effective date of this AD

Why matched: Airworthiness Directives; BURKHART GROB Model G102 Astir CS Gliders

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

78-14-04

final rule

Airworthiness Directives; Burkhart Grob Model "G102" Astir CS Gliders

Unsafe Condition: Failure of the intermediate rudder control lever and subsequent loss of rudder control

Effective: Jul 11, 1978 Category: aircraft Compliance: within the next 25 hours time in service after the effective date of this AD

Why matched: Airworthiness Directives; Burkhart Grob Model "G102" Astir CS Gliders

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

78-13-03

final rule

Airworthiness Directives; Burkhart Grob Model G102 Astir CS Gliders

Unsafe Condition: Elevator control failure due to possible loss of an elevator control pivot bolt.

Effective: Jul 5, 1978 Category: aircraft Compliance: within the next 25 hours time in service after the effective date of this AD, unless already acco...

Why matched: Airworthiness Directives; Burkhart Grob Model G102 Astir CS Gliders

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