AD 2022-01-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Helicopters Model EC130T2 | Airworthiness Directives; Airbus Helicopters |
| aircraft | Aviat | Various | Airworthiness Directives; Airbus Helicopters |
Unsafe Condition
Degradation of the rear transmission shaft bearing support on a Model EC 130 T2 helicopter, which could lead to failure of the tail rotor drive shaft and subsequent loss of yaw control of the helicopter.
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Required Actions
Accomplish repetitive visual inspections of the rivets on the rear transmission upper and lower bearing support, the local structure, and the rivet heads on the left-hand and right-hand sides of the rear transmission shaft bearing support. Depending on the results, contact Airbus Helicopters to obtain approved repair instructions and accomplish those instructions, or replace each affected rivet. Report inspection findings to Airbus Helicopters.
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Compliance Time
Before each first flight of the day
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Affected Aircraft
Airbus Helicopters Model EC130T2 helicopters, all serial numbers, on which Airbus Helicopters Modification 074581 had been embodied in production.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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