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2013-17-04

final rule

Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engine

Unsafe Condition: Oil leaks in the intake channel in the area of the valve guide on some cylinder heads could increase oil consumption and result in engine stoppage.

Effective: Sep 24, 2013 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engine

2012-15-01

final rule

Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engine

Unsafe Condition: Deviation in the manufacturing process of fuel hoses installed on the pressure side of part number 893114 fuel pumps, which may not be fuel resistant, could lead to detachment of particles from the...

Effective: Aug 14, 2012 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engine

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

2012-01-01

final rule

Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engine

Unsafe Condition: Deviation in the manufacturing process of certain part number 888164 crankshafts may cause cracks on the surface of the crankshaft on the power take off side, which could lead to failure of the cra...

Effective: Jan 26, 2012 Category: aircraft Compliance: Within 4 hours time-in-service

Why matched: Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engine

Technical illustration of an aircraft turbine engine assembly
Problem area Engine

2011-14-09

final rule

Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engine

Unsafe Condition: Deviation in hardening of Part Number 944072 washers exceeds design specification, potentially leading to cracks in the washer, loosening of the magneto flywheel hub, and ignition failure, which co...

Effective: Jul 25, 2011 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engine

2010-23-17

final rule

Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engines

Unsafe Condition: Reports of cracks in the engine crankcase.

Effective: Dec 22, 2010 Category: aircraft Compliance: Before further flight.

Why matched: Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engines

2010-17-08

final rule

Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engines

Unsafe Condition: Due to high fuel pressure, caused by exceeding pressure in front of the mechanical fuel pump (e.g., due to an electrical fuel pump), in limited cases a deviation in the fuel supply could occur. Thi...

Effective: Sep 22, 2010 Category: aircraft Compliance: Within 25 hours time-in-service after September 22, 2010

Why matched: Airworthiness Directives; Various Aircraft Equipped With Rotax Aircraft Engines 912 A Series Engines

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

2010-04-15

final rule

Airworthiness Directives; SCHEIBE-Flugzeugbau GmbH Model SF 25C Gliders

Unsafe Condition: The aileron hinges and the stabilizer are fastened with brass tube rivets, which could break under normal load conditions due to a production quality issue.

Effective: Mar 15, 2010 Category: aircraft Compliance: Within 2 days after March 15, 2010

Why matched: Airworthiness Directives; SCHEIBE-Flugzeugbau GmbH Model SF 25C Gliders

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

2009-24-02

final rule

Airworthiness Directives; Scheibe-Flugzeugbau GmbH Models Bergfalke-III, Bergfalke-II/55, SF 25C, and SF-26A Standard Gliders

Unsafe Condition: Looseness of the drive arm of the mechanical elevator trim tab, likely caused by penetrated humidity over the years. If left uncorrected, this could lead to separation of the drive arm, resulting i...

Effective: Jan 4, 2010 Category: aircraft Compliance: Within 12 months of January 4, 2010, or at the next scheduled maintenance inspection after that d...

Why matched: Airworthiness Directives; Scheibe-Flugzeugbau GmbH Models Bergfalke-III, Bergfalke-II/55, SF 25C, and SF-26A Standard Gliders

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

95-18-01

final rule

Airworthiness Directives; Scheibe Flugzeugbau GmbH SF34 and SF34B Gliders

Unsafe Condition: Fatigue failure of the wing, which could result in loss of control of the glider.

Effective: Oct 16, 1995 Category: aircraft Compliance: within the next 50 hours time in service (TIS) after the effective date of this AD

Why matched: Airworthiness Directives; Scheibe Flugzeugbau GmbH SF34 and SF34B Gliders

76-06-03

final rule

Airworthiness Directives; Scheibe Flugzeugbau Model SF 26A Gliders

Unsafe Condition: Possible loss of lateral control due to cracks in the aileron bellcranks near the weld of the middle bearing bushing.

Effective: Mar 29, 1976 Category: aircraft Compliance: Within the next 10 hours time in service after the effective date of this AD, and thereafter at i...

Why matched: Airworthiness Directives; Scheibe Flugzeugbau Model SF 26A Gliders

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

75-26-14

final rule

Airworthiness Directives; Scheibe-Flugzeugbau Models Bergfalke II/55 and Bergfalke III Gliders

Unsafe Condition: Loose connecting bolt between the elevator push-pull rod and elevator control lever could lead to elevator control failure.

Effective: Dec 29, 1975 Category: aircraft Compliance: within the next 10 hours' time in service after the effective date of this AD

Why matched: Airworthiness Directives; Scheibe-Flugzeugbau Models Bergfalke II/55 and Bergfalke III Gliders

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

75-23-01

final rule

Airworthiness Directives; Scheibe-Flugzeugbau Model SF 27A Gliders

Unsafe Condition: Failure of the welded area of the elevator actuating lever of the elevator driveshaft.

Effective: Nov 14, 1975 Category: aircraft Compliance: Within the next 10 hours' time in service after the effective date of this AD (for inspection). I...

Why matched: Airworthiness Directives; Scheibe-Flugzeugbau Model SF 27A Gliders

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

67-06-05

final rule

Airworthiness Directives; Scheibe-Flugzeugbau Models Bergfalke II/55 and Bergfalke III Gliders

Unsafe Condition: Cracks on the aileron bell crank, Drawing No. 104B.41-S3, located in the outer wing section.

Effective: Mar 1, 1967 Category: aircraft Compliance: Within the next 10 hours' time in service after the effective date of this AD, unless already acc...

Why matched: Airworthiness Directives; Scheibe-Flugzeugbau Models Bergfalke II/55 and Bergfalke III Gliders

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

64-15-06

final rule

Airworthiness Directives; Scheibe-Flugzeugbau Model L-Spatz 55 Gliders

Unsafe Condition: Wood deterioration and corrosion in the area of the outer aileron hinge bracket due to trapped moisture.

Effective: Jul 27, 1964 Category: aircraft Compliance: Within 25 hours' time in service after the effective date of this AD

Why matched: Airworthiness Directives; Scheibe-Flugzeugbau Model L-Spatz 55 Gliders

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