AD Amdt-39-10240
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Eurocopter | Deutschland Model EC135 P1 and T1 | Airworthiness Directives; Eurocopter Deutschland Model EC135 P1 and T1 Helicopters |
Unsafe Condition
Cracks on the stator blades of the fenestron tail rotor in the stator hub area can lead to tail rotor failure 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
Before further flight and daily before first flight, visually inspect stator blades in stator hub area for cracks. If cracks found, perform dye-penetrant inspection. Stop-drill cracks under 15mm total length on 3 or fewer blades. Replace blades with cracks over 15mm or more than 3 blades cracked before flight. Perform dye-penetrant inspections every 400 hours time-in-service.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight, and within 400 hours time-in-service thereafter
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Eurocopter Deutschland Model EC135 P1 and T1 helicopters, all serial numbers
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.