Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-100 Gliders
Unsafe Condition: A rod end of the aileron control push-rod at the control column was found broken, made of machining steel as initially used in the first years at Glaser-Dirks.
Effective: Oct 21, 2009Category: aircraftCompliance: Before further flight after October 21, 2009, or within 3 months after the effective date if no d...
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-100 Gliders
Unsafe Condition: The Elevator control bearing stand RU19 was not produced correctly, leading to the suspension bolt tearing out and making the elevator uncontrollable.
Effective: Oct 19, 2009Category: aircraftCompliance: Before further flight after October 19, 2009
Airworthiness Directives; DG Flugzeugbau GmbH Model DG-500MB Gliders and Glaser-Dirks Flugzeugbau GmbH Model DG-800B Gliders
Unsafe Condition: Excessive wear on several parts of the slip clutch can occur under bad conditions, potentially causing the slip clutch to disengage at an undesired torque.
Effective: Sep 10, 2007Category: aircraftCompliance: Within 12.5 hours of operation after the effective date.
Why matched: Airworthiness Directives; DG Flugzeugbau GmbH Model DG-500MB Gliders and Glaser-Dirks Flugzeugbau GmbH Model DG-800B Gliders
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Models DG-100 and DG-400 Sailplanes and DG Flugzeugbau GmbH Models DG-500 Elan Series and DG-500M Sailplanes
Unsafe Condition: The universal bearing of the lower rudder mounting slipping out of the bearing support, which could result in the rudder separating from its support and lead to loss of sailplane control during fli...
Effective: Mar 15, 2006Category: aircraftCompliance: Within the next 25 hours time-in-service (TIS) after March 15, 2006 (the effective date of this AD).
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Models DG-100 and DG-400 Sailplanes and DG Flugzeugbau GmbH Models DG-500 Elan Series and DG-500M Sailplanes
Airworthiness Directives; DG Flugzeugbau GmbH Model DG-500MB Sailplanes and Glaser-Dirks Flugzeugbau GmbH Model DG-800B Sailplanes
Unsafe Condition: Foam core separation in the propeller, leading to uneven blade thickness and potential overheating, which could result in propeller failure and reduced or loss of control of the sailplane.
Effective: Jun 30, 2005Category: engineCompliance: Within 25 hours time-in-service after June 30, 2005.
Why matched: Airworthiness Directives; DG Flugzeugbau GmbH Model DG-500MB Sailplanes and Glaser-Dirks Flugzeugbau GmbH Model DG-800B Sailplanes
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-800B Sailplanes
Unsafe Condition: Electrical failure of the fuel and coolant pumps if a non-resettable circuit breaker trips, resulting in power loss and inability to restart the fuel pump during a critical phase of flight.
Effective: Jun 6, 2005Category: engineCompliance: Within the next 50 hours time-in-service (TIS) after the effective date.
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Models DG-400 and DG-800A Sailplanes
Unsafe Condition: Cracks in the rear plate of the propeller mount and mounting blocks could result in reduced structural integrity of the propeller mounting structure, leading to a hazardous flight condition or loss...
Effective: Aug 23, 2002Category: propellerCompliance: Before further flight.
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG- 400 Gliders'
Unsafe Condition: Vibration caused by loose parts in the powerplant mount and propeller mount could lead to engine damage and loss of engine power during critical flight phases.
Effective: Oct 30, 1998Category: engineCompliance: Immediately or at a certain time depending on inspection results.
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Unsafe Condition: Damage to the engine caused by vibration, which could result in loss of engine power during critical phases of flight.
Effective: Oct 30, 1998Category: aircraftCompliance: Within 1 calendar month after the effective date of this AD for the inspection, and within 3 cale...
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG- 400 Gliders
Unsafe Condition: Failure of the propeller shaft caused by an ineffective design could result in loss of glider propulsion during critical phases of flight.
Effective: Sep 26, 1998Category: propellerCompliance: Before further flight
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Unsafe Condition: Failure of the propeller shaft caused by an ineffective design, which could result in loss of glider propulsion during critical phases of flight.
Effective: Sep 26, 1998Category: aircraftCompliance: within the next 4 calendar months after the effective date of this AD
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-500M Gliders
Unsafe Condition: The center of gravity (C.G.) tow release cable pulley may be incorrectly positioned, causing the C.G. tow release cable to come off the pulley and resulting in the pilot being unable to release fro...
Effective: Sep 9, 1998Category: aircraftCompliance: Within the next 30 calendar days after the effective date of this AD, and within the next 6 calen...
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-500M Gliders
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG- 500M Gliders
Unsafe Condition: The center of gravity (C.G.) tow release cable pulley may be incorrectly positioned, which could result in the pilot being unable to release from tow operations.
Effective: Sep 9, 1998Category: aircraftCompliance: Immediately or eventually depending on the results of the inspection
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Models DG-100 and DG-400 Gliders
Unsafe Condition: Overloading of the airbrake control system caused by free play between the bellcrank and airbrake plate, which could result in failure of the operating lever of the airbrake torque tube in the fuse...
Effective: Aug 2, 1998Category: aircraftCompliance: Within the next 3 calendar months after the effective date (for airbrakes inspections), and withi...
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Models DG-100 and DG-400 Gliders
Unsafe Condition: Overloading of the airbrake control system caused by free play between the bellcrank and airbrake plate, which could result in failure of the operating lever of the airbrake torque tube in the fuse...
Effective: Aug 2, 1998Category: aircraftCompliance: Before further flight
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG- 400 Gliders
Unsafe Condition: The left engine restraining cable or bowden cable of the rear engine door making contact with the engine, which could result in loss of glider power and potential loss of control.
Effective: Aug 2, 1998Category: engineCompliance: Before further flight
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Unsafe Condition: The left engine restraining cable or bowden cable of the rear engine door could contact the engine during flight, blocking engine extension and resulting in loss of glider power and potential loss ...
Effective: Aug 2, 1998Category: aircraftCompliance: within the next 3 calendar months after the effective date of this AD, unless already accomplished
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-500M Gliders
Unsafe Condition: Rudder vibrations caused by flow separation at the rudder gap, which could result in flutter with consequent loss of rudder control.
Effective: Jul 21, 1998Category: aircraftCompliance: within the next 3 calendar months after the effective date of this AD, unless already accomplished
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-500M Gliders
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Unsafe Condition: Failure of the Bosch electrical system regulator, part number 0212920001, could result in smoke entering the cockpit with consequent passenger injury.
Effective: Jul 10, 1998Category: aircraftCompliance: within the next 4 calendar months after the effective date of this AD
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Unsafe Condition: Failure of the propeller suspension system caused by cracks in the propeller mounts, which could result in loss of the propeller with consequent reduced glider controllability.
Effective: Jul 10, 1998Category: aircraftCompliance: Within the next 3 calendar months after the effective date of this AD
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-400 Gliders
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG- 400 Gliders
Unsafe Condition: Failure of the propeller suspension system caused by cracks in the propeller mounts could result in loss of the propeller and reduced glider controllability.
Effective: Jul 10, 1998Category: propellerCompliance: Before further flight
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG- 400 Gliders
Unsafe Condition: Failure of the Bosch electrical system regulator, part number 0212920001, could result in smoke entering the cockpit with consequent passenger injury.
Effective: Jul 10, 1998Category: aircraftCompliance: Before further flight
Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-500M Gliders
Unsafe Condition: The propeller mounting plate may separate from the glider, which could result in propeller separation and possible loss of control of the glider.
Effective: May 15, 1998Category: aircraftCompliance: Within the next 5 hours time-in-service (TIS) after the effective date of this AD, and thereafter...
Why matched: Airworthiness Directives; Glaser-Dirks Flugzeugbau GmbH Model DG-500M Gliders