AD 2011-01-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Fokker | Services B | Airworthiness Directives; Fokker Services B.V. Model F.28 Mark 0100 Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Fokker Services B.V. Model F.28 Mark 0100 Airplanes |
Unsafe Condition
Two reports indicate that bolts connecting the horizontal stabilizer control unit actuator with the dog-links were found broken, due to stress corrosion attributed to excessive bolt torque.
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Required Actions
Inspect the affected bolts, Part Number 23233-1, and replace any failed bolts with serviceable parts. Replace the affected P/N 23233-1 bolts with improved bolts, P/N 23233-3. Remove the tie-wrap installed through the lower bolts of the horizontal stabilizer control unit.
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Compliance Time
Within 12 months of the effective date of this AD.
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Affected Aircraft
Fokker Services B.V. Model F.28 Mark 0100 airplanes, all serial numbers.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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