AD 2013-07-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Eurocopter | France | Airworthiness Directives; Eurocopter France Helicopters |
Unsafe Condition
Failure within the epicyclic reduction gear module (epicyclic module) of the main gearbox (MGB) can result in rupture of the MGB case and separation of the main rotor head.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the chip detector and modify the chip collector installed on the main gearbox (MGB). For AS332 helicopters, inspect MGB, intermediate gearbox (IGB), and tail gearbox (TGB) chip detectors for chips or magnetic particles at specified intervals. For EC225 helicopters, inspect MGB, IGB, and TGB chip detectors for chips or magnetic particles at specified intervals and verify the 'CHIP' caution light illuminates if a chip or magnetic particle is found.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 25 or 50 hours time-in-service (TIS), depending on the helicopter model and chip detector type.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Eurocopter France Model AS332C, AS332L, and AS332L1 helicopters.
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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