AD 2007-06-16
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Alpha Aviation Design Limited (Type Certificate No. A48EU Previously Held by APEX Aircraft and AVIONS PIERRE ROBIN) Model R2160 Airplanes |
Unsafe Condition
The fuel shut-off valve may not be possible to switch ON once placed in the OFF position due to friction in the shut-off system.
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Required Actions
Inspect and rework the fuel shut-off valve per Alpha Aviation Service Bulletin AA-SB-28-002 within 25 hours time-in-service after the effective date. Replace the fuel shut-off valve cable if bent before further flight. Rework or replace the valve if the operating force exceeds specified limits before further flight.
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Compliance Time
Within 25 hours time-in-service after the effective date for inspection and rework; before further flight for valve cable replacement or valve rework/replacement.
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Affected Aircraft
Alpha Aviation Design Limited Model R2160 airplanes, serial numbers 001 through 191, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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