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2026-06-03

final rule

Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

Unsafe Condition: Detached rubber material from fuel tank connection hoses may cause fuel starvation and reduced control of the airplane.

Effective: Apr 30, 2026 Category: aircraft Compliance: Within 12 months of the effective date (April 30, 2026).

Why matched: Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

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

2024-19-08 Recurring

final rule

Airworthiness Directives; Diamond Aircraft Industries Inc. (Type Certificate Previously Held by Diamond Aircraft Industries GmbH) Airplanes

Unsafe Condition: Fatigue cracking of the nose landing gear (NLG) leg part number (P/N) D41-3223-10-00 and D41-3223-10-00_1 at the pivot axle, which could lead to NLG leg failure.

Effective: Nov 29, 2024 Category: aircraft Compliance: Within 110 flight hours of the effective date

Why matched: Airworthiness Directives; Diamond Aircraft Industries Inc. (Type Certificate Previously Held by Diamond Aircraft Industries GmbH) Airplanes

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

2024-07-03

final rule

Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

Unsafe Condition: The DA 62 AMM initially specified standard torque values for the horizontal stabilizer attachment bolts but these attachment bolts were designed to require a higher torque value and the AMM was upd...

Effective: Apr 24, 2024 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

2023-22-18

final rule

Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

Unsafe Condition: Reports of baggage nets installed with defective buckles, which may result in failure of the baggage net to restrain the baggage or cargo, which could lead to injury to the occupants in the case of...

Effective: Jan 19, 2024 Category: aircraft Compliance: Within 50 flight hours

Why matched: Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

2023-09-09 Recurring

final rule

Airworthiness Directives; Various Airplanes, Helicopters, and Engines

Unsafe Condition: Multiple failures of spot-welded, multi-segment v-band couplings at the tailpipe to the turbocharger exhaust housing flange.

Effective: Jul 17, 2023 Category: engine Compliance: Within 50 flight hours after the effective date of this AD.

Why matched: Airworthiness Directives; Various Airplanes, Helicopters, and Engines

Technical illustration of an aircraft turbine engine assembly
Problem area Engine

2022-13-06

final rule

Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

Unsafe Condition: The baggage nets installed with defective buckles may not maintain sufficient holding force to restrain the baggage or cargo that is carried in the same compartment as passengers, and consequently,...

Effective: Aug 11, 2022 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

2022-03-15

final rule

Airworthiness Directives; Various Airplanes

Unsafe Condition: The displayed fuel quantity can have an error as much as four gallons/fuel tank with the display indicating four gallons with an empty tank. In the context of this event, the end level effect is th...

Effective: Mar 21, 2022 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Various Airplanes

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

2020-14-06

final rule

Airworthiness Directives; Diamond Aircraft Industries Airplanes

Unsafe Condition: Deterioration of fuel tank connection hoses could result in contamination of the fuel system and restriction of fuel flow, leading to fuel starvation and reduced control of the airplane.

Effective: Aug 4, 2020 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Diamond Aircraft Industries Airplanes

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

2018-03-05

final rule

Airworthiness Directives; Various Aircraft Equipped With BRP-Rotax GmbH & Co KG 912 A Series Engine

Unsafe Condition: Power loss and engine RPM drop have been reported on Rotax 912/914 engines in service. It has been determined that, due to a quality control deficiency in the manufacturing process of certain valve...

Effective: Mar 20, 2018 Category: aircraft Compliance: Within 50 flight hours

Why matched: Airworthiness Directives; Various Aircraft Equipped With BRP- Rotax GmbH & Co KG 912 A Series Engine

2016-23-06

final rule

Airworthiness Directives; Various Aircraft Equipped With BRP-Powertrain GmbH & Co KG 912 A Series Engine

Unsafe Condition: Manufacturing defect in certain carburetor floats (Part Number 861185) where a partial separation of the float outer skin may occur during engine operation, leading to separated particles that coul...

Effective: Dec 23, 2016 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Various Aircraft Equipped With BRP- Powertrain GmbH & Co KG 912 A Series Engine

2016-12-02

final rule

Airworthiness Directives; Various Aircraft Equipped With BRP-Powertrain GmbH & Co KG 912 A Series Engine

Unsafe Condition: A design change of the engine cylinder head temperature sensor without a concurrent revision of the engine model designation, engine part number, or cockpit indication to the pilot. This change sub...

Effective: Jul 15, 2016 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Various Aircraft Equipped With BRP- Powertrain GmbH & Co KG 912 A Series Engine

Technical illustration of an aircraft turbine engine assembly
Problem area Engine

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

2005-01-19

final rule

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, 2005 Category: aircraft Compliance: 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

97-13-02

final rule

Airworthiness Directives; Diamond Aircraft Industries, Inc. Model DA 20-A1 Airplanes, serial numbers 10002 through 10287

Unsafe Condition: The pilot's shoe can become jammed between the rudder pedal and firewall due to screws protruding from the firewall in the rudder control pedal area, which could result in loss of control of the ai...

Effective: Jul 14, 1997 Category: aircraft Compliance: Effective July 14, 1997, except for those to whom it was made effective June 12, 1997 by priority...

Why matched: Airworthiness Directives; Diamond Aircraft Industries, Inc. Model DA 20-A1 Airplanes, serial numbers 10002 through 10287

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

96-09-05

final rule

Airworthiness Directives; Diamond Aircraft Industries Model DA 20-A1 Airplanes

Unsafe Condition: Manufacturing debris jamming between the short aileron pushrod and the pushrod exit fairing could cause aileron control blockage and jamming, leading to loss of control of the airplane.

Effective: May 17, 1996 Category: aircraft Compliance: within the next 10 hours time-in-service (TIS), unless already accomplished

Why matched: Airworthiness Directives; Diamond Aircraft Industries Model DA 20-A1 Airplanes

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