AD 2021-23-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Reims Aviation S.A. | Various | Airworthiness Directives; ASI Aviation (Type Certificate Previously Held by Reims Aviation S.A.) Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; ASI Aviation (Type Certificate Previously Held by Reims Aviation S.A.) Airplanes |
Unsafe Condition
An occurrence was reported where one pilot rudder control pedal of an F 406 aeroplane detached in flight. No change in aeroplane attitude occurred. The rudder was controlled using the co-pilot rudder pedals, and an uneventful landing was made. Investigation results determined that the affected rudder pedal torque tube had failed due to a crack.
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Required Actions
Inspect the left-hand and right-hand rudder control pedal torque tubes for cracks using repetitive visual, dye- or fluorescent-penetrant, and magnetic particle inspections, and replace with a serviceable part if necessary.
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Compliance Time
Before further flight
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Affected Aircraft
ASI Aviation (Type Certificate Previously Held by Reims Aviation S.A.) Model F406 airplanes
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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