AD 2020-20-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Helicopters Model SA-365N | Airworthiness Directives; Airbus Helicopters |
Unsafe Condition
A sudden, strong nose-up attitude followed by intense vibrations and increased loads on the flight controls during a cruise flight, which could lead to loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspecting the main rotor servo actuators, and depending on the inspection results, replacing the affected part, applying a slippage mark, and reporting information. Inspecting the slippage mark for misalignment and, depending on the findings, replacing the affected part.
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Compliance Time
Within 30 hours time-in-service (TIS)
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Affected Aircraft
Airbus Helicopters Model SA-365N, SA-365N1, AS-365N2, AS 365 N3, EC 155B, EC155B1, AS350B3, AS355F, AS355F1, AS355F2, AS355N, AS355NP, EC130B4, and EC130T2 helicopters.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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