AD 80-07-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Agusta S.p.A. | A109A | Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters |
| aircraft | Agusta S.p.A. | A109A II | Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters |
Unsafe Condition
Ambiguous or incorrect indication of engine operating condition due to engine failure indicator P/N 109-0729-22-3
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Required Actions
Replace engine failure indicator P/N 109-0729-22-3 with P/N 109-0729-22-5 and incorporate temporary pages in the Rotorcraft Flight Manual per Agusta Bollettino Tecnico No. 109-9. For helicopters with P/N 109-0729-22-5, incorporate temporary pages in the Rotorcraft Flight Manual as specified.
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Compliance Time
within the next 100 hours time in service after the effective date of this AD
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Affected Aircraft
COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA Model A109A helicopters certificated in all categories
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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