AD 2016-01-14

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Airbus Helicopters Deutschland GmbH (Previously Eurocopter Deutschland GmbH) Helicopters

AD Number
2016-01-14
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2015-0669
FR Citation
81 FR 3306

Applicability

TypeManufacturerModelDetails
aircraft Airbus Various Airworthiness Directives; Airbus Helicopters Deutschland GmbH (Previously Eurocopter Deutschland GmbH) Helicopters

Unsafe Condition

Corrosion, a crack, or a scratch on an N2 control arm, which could lead to failure of the N2 control arm, resulting in a reduction in rotor speed and subsequent loss of control of the helicopter.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect the N2 control arm for corrosion, a crack, or a scratch. Repair any N2 control arm with corrosion or a scratch less than 0.020 inch in depth. Replace any N2 control arm with exfoliation corrosion, a crack, or with corrosion or a scratch 0.020 inch or greater in depth.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within the specified compliance time unless already accomplished.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Airbus Helicopters Deutschland GmbH (previously Eurocopter Deutschland GmbH) Model MBB-BK 117 A-1, A-3, A-4, B-1, B-2, C-1, and C-2 helicopters, certificated in any category.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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