Eurocopter Deutschland GmbH Helicopters Airworthiness Directives

23 ADs indexed for Eurocopter Deutschland GmbH Helicopters aircraft.

Models

Various 3 ADs

Recent ADs

2014-13-09 Recurring

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Airworthiness Directives; Airbus Helicopters Deutschland GmbH (Type Certificate Previously Held by Eurocopter Deutschland GmbH Helicopters) (AHD)

Unsafe Condition: Fatigue crack in ring frame X9227, part numbers L535H2120301, L535H2120303, or L535H2120304, without frame reinforcement, which could reduce structural integrity of the tail boom fenestron attachme...

Effective: Jul 30, 2014 Category: aircraft Compliance: Within 50 hours time in service (TIS) for helicopters with more than 100 hours TIS, or on or befo...

Why matched: Airworthiness Directives; Airbus Helicopters Deutschland GmbH (Type Certificate Previously Held by Eurocopter Deutschland GmbH Helicopters) (AHD)

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2014-05-04

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: The door detaching uncommanded from the fuselage, which could result in the in-flight loss of the door, damaging the helicopter or causing injury or damage on the ground.

Effective: Apr 14, 2014 Category: aircraft Compliance: Within 50 hours time-in-service

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

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2014-05-01

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Tooth rupture in the main gearbox (MGB), which could result in failure of the MGB, loss of power to the main rotor, and subsequent loss of control of the helicopter.

Effective: Apr 14, 2014 Category: aircraft Compliance: Within the specified time frame (not fully stated in the provided text).

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2014-05-06 Recurring

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Loose flight-control bearings due to incorrect installation, which could shift the affected control lever, contact the helicopter structure, and reduce control of the helicopter.

Effective: Apr 14, 2014 Category: aircraft Compliance: Within 100 hours time in service (TIS) or at the next annual inspection, whichever occurs first.

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

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2014-01-02

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Metallic debris in the engine inlet areas could result in failure of an engine, loss of engine power, and subsequent loss of helicopter control.

Effective: Mar 3, 2014 Category: engine Compliance: Within 25 hours time-in-service (TIS)

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

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2013-21-06

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Cracks detected on the boom support assembly (boom) of certain external mounted hoist systems, which could impair structural strength and lead to boom failure, loss of the boom and attached loads, ...

Effective: Jan 31, 2014 Category: aircraft Compliance: Within 50 flight hours after the effective date of the AD.

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

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2013-21-05

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Limited control of a tail rotor because of the binding of a bearing, which could lead to subsequent loss of control of the helicopter.

Effective: Dec 5, 2013 Category: aircraft Compliance: Within 100 hours time-in-service (TIS)

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2013-18-05

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Deformation of the fire extinguishing system injection tubes during an engine fire, which could result in impaired distribution of the fire extinguishing agent, failure of the fire extinguishing sy...

Effective: Oct 18, 2013 Category: engine Compliance: Within 30 days

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of an aircraft turbine engine assembly
Problem area Engine
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2013-19500

final rule

Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: An improperly manufactured bypass inlet in the oil filter area could adversely affect the oil-filter bypass function, resulting in failure of the main transmission and subsequent loss of control of...

Effective: Oct 9, 2013 Category: aircraft Compliance: Within 3 months for installing the corrugated washer; within 4,000 hours time-in-service or at th...

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

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2013-16-13

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Corrosion or thread damage to each tail rotor balance weight and each tail rotor control lever.

Effective: Sep 27, 2013 Category: aircraft Compliance: Within 600 flight hours or 48 months after the effective date of this AD.

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2013-16-06

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Debonding of the erosion protective shell (abrasion strip) on the leading edge of each main rotor blade, which could lead to an unbalanced main rotor, high vibrations, damage to the tail boom or ta...

Effective: Sep 13, 2013 Category: aircraft Compliance: Within 50 flight hours time-in-service (TIS).

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2013-12-05

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Failure of a bevel gear, failure of the tail rotor intermediate gear box (IGB), and subsequent loss of control of the helicopter.

Effective: Aug 20, 2013 Category: aircraft Compliance: Within 30 days

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2012-11-02

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Crack in the ring frame connecting the tail rotor Fenestron housing to the tailboom.

Effective: Aug 13, 2013 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2013-11-15

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Pilots inadvertently taking off with the cyclic locked, which could result in loss of control of the helicopter.

Effective: Jul 26, 2013 Category: aircraft Compliance: Within 50 flight hours

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

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2013-10-05

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: A short circuit on the yaw Smart Electro-Mechanical Actuator (SEMA) 'ACTIV' input to ground can lead to the seizure of all SEMA units. Combined with an inoperative Autotrim in Pitch or Roll, or com...

Effective: Jun 10, 2013 Category: aircraft Compliance: Within 25 hours time-in-service (TIS) or 30 days, whichever comes first.

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of an aircraft electrical generator and wiring assembly
Problem area Electrical system
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2013-09433

final rule

Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Installation of blind rivets instead of solid rivets in the long tail rotor drive shaft, which could result in failure of the long tail rotor drive shaft and subsequent loss of control of the helic...

Effective: Jun 5, 2013 Category: aircraft Compliance: Within 100 hours time-in-service

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2013-03-18

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Blind rivets installed in place of solid rivets in the long tail rotor drive shaft could lead to failure of the tail rotor drive shaft and subsequent loss of control of the helicopter.

Effective: Jun 5, 2013 Category: aircraft Compliance: within 100 hours time-in-service (TIS)

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2012-23-07

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Movement of the plain journal bearings to the outside of the main rotor swashplate sliding sleeve. This could limit movement of the collective and result in subsequent loss of control of the helico...

Effective: Jan 11, 2013 Category: aircraft Compliance: Within 5 hours time-in-service (TIS), and thereafter at intervals not to exceed 5 hours TIS.

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2012-10-53

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Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Cracking on the lower hub-shaft flanges of EC135 model helicopters, which if not corrected could result in failure of the main rotor hub (MRH) and subsequent loss of control of the helicopter.

Effective: Dec 5, 2012 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system
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2012-14-14

final rule

Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

Unsafe Condition: Uncommanded activation of the hoist cable cutter function on the hoist system operator control handle.

Effective: Aug 31, 2012 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

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