AD 2016-01-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| 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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