AD 82-04-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Agusta S.p.A. | A109A | Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI (AGUSTA): Model A109A Series Helicopters |
| aircraft | Agusta S.p.A. | A109A II | Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI (AGUSTA): Model A109A Series Helicopters |
Unsafe Condition
Cracks, missing or loose rivets, and breaking of adhesive in the tail boom assembly could lead to structural failure and possible loss of control of the helicopter.
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Required Actions
Inspect tail boom assemblies for cracks, missing or loose rivets, and adhesive failure per Technical Bulletin 23A or 31, repair as necessary before further flight, and install specified modification kits if not already done. Inspections must occur within 25 hours time in service after effective date and every 25 hours thereafter unless modified.
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Compliance Time
Within 25 hours' time in service after the effective date of this AD, and thereafter at intervals not exceeding 25 hours' time in service from the last inspection
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Affected Aircraft
Agusta S.p.A. Model A109A series helicopters with tail boom assemblies up to and including Serial Numbers 056 and 030EM through 107EM, inclusive.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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