AD 2005-21-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Canada Model 206A | Airworthiness Directives; Bell Helicopter Textron Canada Model 206A, A-1, B, B-1, L, L-1, L-3, L-4 Helicopters |
| aircraft | Bell | Helicopter Textron Canada Model 206A | Airworthiness Directives; Bell Helicopter Textron Canada Model 206A, A-1, B, B-1, L, L-1, L-3, L-4 Helicopters |
Unsafe Condition
De-bond of the tail rotor blade root doublers due to inadequate surface preparation, potentially leading to loss of a blade, loss of tail rotor control, 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 the first flight of each day, clean and visually check the blade root doublers for edge voids or de-bonds. If found, replace the blade with an airworthy one before further flight. Within 100 hours time-in-service, replace all affected serial-numbered blades with airworthy blades.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 100 hours time-in-service for serial-numbered blade replacement.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bell Helicopter Textron Canada Model 206A, A-1, B, B-1, L, L-1, L-3, L-4 helicopters with tail rotor blade part number 206-016-201-131, serial numbers with a prefix of 'CS' and 4820 through 4845, installed.
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.