AD 2016-25-19
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Various | Airworthiness Directives; Airbus Helicopters (Previously Eurocopter France) Helicopters |
Unsafe Condition
Corrosive effects of a salt-laden atmosphere could affect the switches in the engine 'IDLE' or 'FLIGHT' control system, leading to engine power loss.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the pilot's and co-pilot's throttle twist for proper operation of contactors 53Ka and 53Kb, and the throttle twist grip controls for proper functioning. The inspection interval is reduced to 330 hours time-in-service (TIS) for helicopters operating in salt-laden environments and 660 hours TIS for all other helicopters.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the specified inspection intervals (330 hours TIS for salt-laden environments, 660 hours TIS for others).
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Airbus Helicopters (previously Eurocopter France) Model AS350B3 and EC130B4 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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