AD 94-13-05
Unsafe Condition
Electrical wires with a positive voltage were connected to an electrical connector also wired to the liftdumper system, which could negatively affect the liftdumper system and result in reduced protection against uncommanded deployment of the liftdumper.
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Required Actions
Modify the electrical connections in the number 2 relay panel in accordance with Fokker Service Bulletin SBF100-21-045 or SBF100-21-056 within 30 days after the effective date. Ensure that any modification under SBF100-21-026 is accompanied by the required electrical connection modification.
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Compliance Time
Within 30 days after the effective date of this AD
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Affected Aircraft
Fokker Model F28 Mark 0100 series airplanes with serial numbers 11244 through 11275 inclusive, 11277, and 11279 that have been modified in accordance with Fokker Service Bulletin SBF100-21-026.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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