AD Amdt-39-11413
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Eurocopter | France Model AS 332C, L, and L1 | Airworthiness Directives; Eurocopter France Model AS 332C, L, and L1 Helicopters |
Unsafe Condition
Interference between the attachment bolts and the 2nd stage planet gear cage web of the main gearbox epicyclic module could lead to failure of the second stage planet gear, loss of main rotor drive, and subsequent loss of control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the length of the main gearbox epicyclic module upper casing bearing attachment bolts. If the bolts exceed a specified length, replace the epicyclic module.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Eurocopter France Model AS 332C, L, and L1 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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