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2021-26-24 Recurring

final rule

Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters

Unsafe Condition: Internal corrosion on a main rotor blade, which could result in failure of the blade and subsequent loss of control of the helicopter.

Effective: Feb 22, 2022 Category: aircraft Compliance: Within 10 flight hours after February 22, 2022

Why matched: Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters

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

2021-14-18 Recurring

final rule

Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters

Unsafe Condition: Cracks in the tail rotor (T/R) blades, which could result in failure of a T/R blade and subsequent loss of control of the helicopter.

Effective: Aug 24, 2021 Category: aircraft Compliance: Within 50 flight hours

Why matched: Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters

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

2021-13-01

final rule

Airworthiness Directives; Leonardo S.p.a. (Type Certificates Previously Held by Agusta S.p.A. and AgustaWestland S.p.A.) Helicopters

Unsafe Condition: Reports of missing lock wire and loose fasteners found during inspections of the main rotor (M/R) slip ring of Model AW139 helicopters. The same part-numbered M/R slip ring may also be installed on...

Effective: Aug 3, 2021 Category: aircraft Compliance: Within 900 hours time-in-service for all affected M/R slip rings, or at the next M/R slip ring re...

Why matched: Airworthiness Directives; Leonardo S.p.a. (Type Certificates Previously Held by Agusta S.p.A. and AgustaWestland S.p.A.) Helicopters

2021-10-24

final rule

Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters

Unsafe Condition: play on a slider, which could result in loss of tail rotor pitch control and consequently loss of helicopter control.

Effective: Jun 18, 2021 Category: aircraft Compliance: Within 25 hours TIS after the effective date of this AD, and thereafter at intervals not to excee...

Why matched: Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters

2021-05-21 Recurring

final rule

Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters

Unsafe Condition: excessive play of the bearing in the main rotor rotating scissors, which could result in failure of the main rotor rotating scissor bearing and loss of helicopter control.

Effective: May 7, 2021 Category: aircraft Compliance: Within 100 hours time-inservice (TIS) after the effective date of this AD.

Why matched: Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters

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

2021-07-05

final rule

Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) (Leonardo) Helicopters

Unsafe Condition: An unsafe condition may exist on Leonardo S.p.a. Helicopters, formerly Finmeccanica S.p.A., AgustaWestland S.p.A., Agusta S.p.A., Model A109E, A109K2, and A109C helicopters, all serial numbers, due...

Effective: Apr 8, 2021 Category: aircraft Compliance: Within 10 hours TIS after the effective date of this AD and thereafter at intervals not to exceed...

Why matched: Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) (Leonardo) Helicopters

2020-15-16 Recurring

final rule

Airworthiness Directives; Leonardo S.p.A (Type Certificate Previously Held by Agusta S.p.A) Helicopters

Unsafe Condition: Cracked bolts could result in failure of the tail rotor and loss of control of the helicopter.

Effective: Aug 27, 2020 Category: aircraft Compliance: Within 50 flight hours

Why matched: Airworthiness Directives; Leonardo S.p.A (Type Certificate Previously Held by Agusta S.p.A) Helicopters

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

2019-09-04

final rule

Airworthiness Directives; Leonardo S.p.A. (Type Certificate Previously Held by Finmeccanica S.p.A., AgustaWestland S.p.A) Helicopters

Unsafe Condition: chafing of a rescue hoist cable that could result in detachment of an external load and subsequent injury to persons being lifted.

Effective: Jul 3, 2019 Category: aircraft Compliance: Within 10 hours time-in-service (TIS) or before the next hoist operation, whichever occurs first.

Why matched: Airworthiness Directives; Leonardo S.p.A. (Type Certificate Previously Held by Finmeccanica S.p.A., AgustaWestland S.p.A) Helicopters

2018-24-06

final rule

Airworthiness Directives; Leonardo S.p.A. (Type Certificate Previously Held by Finmeccanica S.p.A. and AgustaWestland S.p.A.) Helicopters

Unsafe Condition: a crack on a tail plane fitting, which could result in failure of the tail plane fitting and loss of helicopter control.

Effective: Jan 4, 2019 Category: aircraft Compliance: Within 50 hours time-in-service

Why matched: Airworthiness Directives; Leonardo S.p.A. (Type Certificate Previously Held by Finmeccanica S.p.A. and AgustaWestland S.p.A.) Helicopters

2018-19-08

final rule

Airworthiness Directives; Leonardo S.p.A. (Type Certificate Previously Held by Finmeccanica S.p.A., AgustaWestland S.p.A) Helicopters

Unsafe Condition: a crack on a tail gearbox fitting that could reduce the tail assembly's ability to sustain loads from the tail rotor gearbox (TGB) and the tail rotor and result in loss of helicopter control.

Effective: Oct 26, 2018 Category: aircraft Compliance: Within 30 hours time-in-service (TIS)

Why matched: Airworthiness Directives; Leonardo S.p.A. (Type Certificate Previously Held by Finmeccanica S.p.A., AgustaWestland S.p.A) Helicopters

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

2018-16-08

final rule

Airworthiness Directives; Leonardo S.p.A. Helicopters (Type Certificate Previously Held By Finmeccanica S.p.A., AgustaWestland S.p.A)

Unsafe Condition: Degraded bearings on the engine and transmission oil cooling system pulley assembly, part number (P/N) 109G6320L01-101, can cause engine power loss, transmission failure, and loss of control of the...

Effective: Aug 20, 2018 Category: aircraft Compliance: Within 5 hours time-in-service (TIS)

Why matched: Airworthiness Directives; Leonardo S.p.A. Helicopters (Type Certificate Previously Held By Finmeccanica S.p.A., AgustaWestland S.p.A)

2018-06-51

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: An error in a parts catalog incorrectly identifies support P/N 109-0110-05-101 as approved for installation on Model AW109SP helicopters. Support P/N 109-0110-05-101 is made of aluminum alloy and i...

Effective: Jun 7, 2018 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

2018-07-08

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: A crack found in a bolt, part number (P/N) 709-0160-57-101, during a pre-flight inspection of a Model A109E helicopter. This part-numbered bolt is also installed on Model A109K2, A109LUH, A109S, A1...

Effective: Apr 26, 2018 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

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

2018-03-18

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: a punctured EFS float bag, which could result in loss of buoyancy of an EFS float bag while being used in an emergency water ditching and subsequent injury to helicopter occupants.

Effective: Apr 16, 2018 Category: aircraft Compliance: Within 120 hours time-in-service

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

2018-07-02

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: An in-flight loss of an MRB tip cap on an AW109SP helicopter where the pilot was able to safely land the helicopter. The investigation determined the cause as incorrect bonding procedures used betw...

Effective: Apr 13, 2018 Category: aircraft Compliance: Within 5 hours time-in-service (TIS) and thereafter at intervals not exceeding 5 hours TIS, or wi...

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

2018-04-11

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: Nonconforming thickness in a section of a tail gearbox (TGB) central housing, which can lead to a crack in the TGB central housing and result in the failure of the tail gear rotor transmission and ...

Effective: Apr 5, 2018 Category: aircraft Compliance: Before accumulating 7,500 hours TIS for helicopters with a TGB central housing with less than 7,5...

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

2018-05-02

final rule

Airworthiness Directives; AgustaWestland S.p.A. Helicopters

Unsafe Condition: Improperly glued emergency exit windows could result in the window failing to jettison, preventing the occupants from exiting the helicopter during an emergency.

Effective: Apr 4, 2018 Category: aircraft Compliance: Within 75 hours time-in-service

Why matched: Airworthiness Directives; AgustaWestland S.p.A. Helicopters

2018-05-10

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: A shoulder harness seat belt comfort clip interfering with the seat belt inertia reel, which could prevent the seatbelt from locking and result in injury to the occupant during an emergency landing.

Effective: Mar 27, 2018 Category: aircraft Compliance: Within 50 hours time-in-service

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

2018-03-01

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: An in-flight loss of a main rotor blade (MRB) tip cap, increased pilot workload, and reduced control of the helicopter.

Effective: Feb 14, 2018 Category: aircraft Compliance: Within 5 hours TIS

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

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

2017-25-17 Recurring

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: A fracture of the left elevator assembly along the riveting of the upper skin to the fourth rib due to fatigue.

Effective: Jan 4, 2018 Category: aircraft Compliance: Before further flight or before the elevator assembly exceeds 400 hours TIS, whichever occurs later.

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

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

2017-23-08 Recurring

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: A dislodged bearing of the main rotor (M/R) rotating scissors, specifically bearing part number 3G6230V00654, could lead to premature damage or wear, potentially affecting helicopter controllability.

Effective: Dec 11, 2017 Category: aircraft Compliance: Within 5 hours time-in-service for initial inspection, followed by every 24 hours for subsequent ...

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

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

2017-18-13

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: A crack in the main rotor blade (part numbers 109-0103-01-7, 109-0103-01-9, or 109-0103-01-115) was not detected during pre-flight inspections, potentially affecting structural integrity and leadin...

Effective: Sep 25, 2017 Category: aircraft Compliance: Before further flight, unless done within the last 5 hours time-in-service (TIS), and thereafter ...

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

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

2017-16-02

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: Detachment of an internal arrangement lower cabin liner, which could result in damage to a main rotor blade and subsequent loss of control of the helicopter.

Effective: Sep 5, 2017 Category: aircraft Compliance: Within 15 hours time-in-service

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

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

2016-26-01

final rule

Airworthiness Directives; AgustaWestland S.p.A. (Agusta) Helicopters

Unsafe Condition: Loss of hydraulic power to the flight controls and subsequent loss of control of the helicopter due to potential failures in the hydraulic systems, including power control modules (PCMs), tail shut...

Effective: Jan 31, 2017 Category: aircraft Compliance: Within 50 hours time-in-service (TIS)

Why matched: Airworthiness Directives; AgustaWestland S.p.A. (Agusta) Helicopters

2016-18-18

final rule

Airworthiness Directives; Agusta S.p.A. Helicopters

Unsafe Condition: A crack in the tail rotor drive shaft assembly (drive shaft) could result in failure of the drive shaft, failure of the tail rotor, and subsequent loss of helicopter control.

Effective: Oct 20, 2016 Category: aircraft Compliance: Within 50 hours time-in-service

Why matched: Airworthiness Directives; Agusta S.p.A. Helicopters

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