AD 2000-15-20
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Agusta | S.p.A. Model A109A and A109A II | Airworthiness Directives; Agusta S.p.A. Model A109A and A109A II Helicopters |
Unsafe Condition
Corrosion on the internal surface of the main rotor blade spar, particularly in the area adjacent to the inertia balance weights, could lead to failure of the main rotor blade 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
Perform a radiographic inspection of the upper and lower surfaces of each main rotor blade for internal corrosion on the spar within 25 hours time-in-service (TIS). If corrosion is detected at specific inspection points, re-identify the blade and implement additional inspections or remove the blade from service as specified. Follow Agusta Service Bulletin No. 109-111 for detailed procedures.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 25 hours time-in-service (TIS)
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Agusta S.p.A. Model A109A and A109A II helicopters with main rotor blade part number (P/N) 109-0103-01-(all dash numbers except P/N 109-0103-01-115), installed, certificated in any category.
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.