AD 2014-22-51
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Various | Airworthiness Directives; Airbus Helicopters (Formerly Eurocopter France) |
| aircraft | Bell | Various | Airworthiness Directives; Airbus Helicopters (Formerly Eurocopter France) |
Unsafe Condition
Cracks in the main gearbox (MGB) oil cooler hopper at the fan attachment points can lead to fan attachment failure, interference with the control rod of the front servo-control or flight control bellcrank, and subsequent loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect the hopper for cracks at the four fan attachment points before further flight and at intervals not exceeding 10 hours time-in-service (TIS). Replace any cracked hopper with an airworthy hopper. Replacing the hopper does not terminate the requirement for repetitive inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight and thereafter at intervals not exceeding 10 hours TIS.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Airbus Helicopters (formerly Eurocopter France) Model EC130T2 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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