AD 2021-08-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Helicopters Model AS332L2 | Airworthiness Directives; Airbus Helicopters |
Unsafe Condition
Wear was detected on ramps and roller cages of the main reduction gear module, which could lead to reduced capacity to transfer one engine inoperative (OEI) power by the right engine following an in-flight shut down of the left engine, resulting in reduced control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Installing a placard on the pilot instrument panel to prohibit use of the ENG1 ``TRAINING IDLE'' switch in flight, and replacing the main gearbox (MGB) with an airworthy MGB before it accumulates 1,000 hours TIS or within 50 hours TIS after the effective date of the AD, whichever occurs later.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 hours time-in-service (TIS)
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Affected Aircraft
Model AS332L2 helicopters with a certain MGB installed.
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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