Unsafe Condition: Defective starter solenoid causing an internal short circuit, resulting in system voltage breakdown and potential loss of electrical power in flight.
Effective: Jun 16, 2015Category: aircraftCompliance: Within a specified time frame, extended from the previous AD to address logistical issues.
Airworthiness Directives; GROB-WERKE GMBH & CO KG Gliders
Unsafe Condition: plastic control cable pulleys developing cracks due to aging
Effective: Aug 27, 2014Category: aircraftCompliance: 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
Unsafe Condition: cracks in the left hand elevator flange
Effective: Jun 13, 2014Category: aircraftCompliance: Within the next 30 days after June 13, 2014, and repetitively thereafter at intervals not to exce...
Unsafe Condition: Cracks in the elevator trim tab arms (Part Number 115E-3758) on several Grob G 115 airplanes, from a rear mounting hole to the rear edge of the trim tab arm, could result in failure of the part and...
Effective: May 23, 2013Category: aircraftCompliance: Within 50 hours time-in-service (TIS) after May 23, 2013, and repetitively thereafter at interval...
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, 2011Category: aircraftCompliance: 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
Airworthiness Directives; GROB-WERKE (Type Certificate Previously Held by BURKHART GROB Luft- und Raumfahrt) Models G115C, G115D and G115D2 Airplanes
Unsafe Condition: A failed canopy jettison test during maintenance revealed that a cable shroud of the jettison system protruded the canopy structure, potentially causing inability to jettison the canopy in flight.
Effective: Nov 1, 2010Category: aircraftCompliance: Before further flight after November 1, 2010, for the placard installation and aerobatic flight p...
Why matched: Airworthiness Directives; GROB-WERKE (Type Certificate Previously Held by BURKHART GROB Luft- und Raumfahrt) Models G115C, G115D and G115D2 Airplanes
Airworthiness Directives; G ROB-WERKE Model G120A Airplanes
Unsafe Condition: Flap ribs P/N 120A-1053 and 120A-1054 have been found cracked during regular maintenance. Structural failure of the ribs may cause failure of the middle flap support, leading to flap asymmetry due ...
Effective: Oct 12, 2010Category: aircraftCompliance: Before further flight
Why matched: Airworthiness Directives; G ROB-WERKE Model G120A Airplanes
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, 2010Category: aircraftCompliance: 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
Airworthiness Directives; GROB-Werke Model G120A Airplanes
Unsafe Condition: The RH main power distribution cable chafed on the instrument panel combing, likely due to vibrations, causing electrical arcing and an in-flight fire that damaged the instrument panel cover.
Effective: Jul 1, 2009Category: aircraftCompliance: Before further flight after July 1, 2009
Why matched: Airworthiness Directives; GROB-Werke Model G120A Airplanes
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, 2008Category: aircraftCompliance: 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
Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Unsafe Condition: Chafing of the cables against the rear lip of the tray that holds the switch panels below the left-hand instrument panel, which could result in damage to cable insulation, arcing, and melting of in...
Effective: Dec 19, 2005Category: aircraftCompliance: Within the next 50 hours time-in-service (TIS) after December 19, 2005 (the effective date of thi...
Why matched: Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Unsafe Condition: Cracks and damaged (defective) welding seams in the nose landing gear (NLG) assembly, specifically in the NLG swivel tube and the engine truss in the area of the NLG attachment, could result in fai...
Effective: Jul 28, 2005Category: engineCompliance: Initially within 50 hours TIS after July 28, 2005. Repetitive inspections at intervals not exceed...
Why matched: Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Unsafe Condition: Failure of the main landing gear (MLG) up-lock hook assembly could result in the MLG not locking in the up position, leading to potential loss of control during flight.
Effective: Jul 26, 2005Category: aircraftCompliance: Within 12 months of the effective date of July 26, 2005.
Why matched: Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Unsafe Condition: Front and rear main landing gear spherical bearings (P/N S20) are susceptible to damage when exposed to high axial loads, which could result in failure of the landing gear bearing. This failure cou...
Effective: Jul 18, 2005Category: aircraftCompliance: Within the next 100 hours time-in-service (TIS) after July 18, 2005 (the effective date of this A...
Why matched: Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders
Unsafe Condition: The GTX 33/33D/330/330D Mode S transponders may detect the S1 (suppression) interrogating pulse below the minimum trigger level (MTL) and, in some circumstances, not reply. This could lead to inacc...
Effective: Feb 23, 2005Category: aircraftCompliance: Within 12 months of the effective date (February 23, 2005).
Why matched: Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders
Airworthiness Directives; GROB-WERKE Model G120A Airplanes
Unsafe Condition: Disbonding/crack in the area between the vertical stabilizer main spar and nearby stabilizer skin, which could result in possible structural failure and difficulty in airplane flight control.
Effective: Dec 27, 2004Category: aircraftCompliance: Within the next 50 hours time-in-service after December 27, 2004, unless already done. Repetitive...
Why matched: Airworthiness Directives; GROB-WERKE Model G120A Airplanes
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, 2004Category: aircraftCompliance: 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
Airworthiness Directives; Grob-Werke Model G120AA Airplanes
Unsafe Condition: Failure of a ball bearing in the flight control system operating levers, which could lead to reduced control or loss of control of the airplane.
Effective: Nov 11, 2003Category: aircraftCompliance: Within 50 hours time-in-service after November 11, 2003.
Why matched: Airworthiness Directives; Grob-Werke Model G120AA Airplanes
Unsafe Condition: Cracks in the elevator trim tab hinges could result in trim tab failure with consequent loss of control of the airplane.
Effective: Dec 28, 1998Category: aircraftCompliance: Within the next 50 hours time-in-service after the effective date of this AD for inspection; prio...
Unsafe Condition: Loss of control of the airplane caused by excessive speed or aerobatic maneuvers.
Effective: Jun 28, 1998Category: aircraftCompliance: Prior to further flight after September 26, 1996 (for paragraph (a)), and within 200 hours time-i...