AD 94-08-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | ATP | Airworthiness Directives; Jetstream Model ATP Airplanes |
Unsafe Condition
Damaged wire insulation in the electrical power circuit for the elevator disconnect unit resulted in grounding of the circuit and consequent uncommanded operation of the disconnect unit, leading to single elevator operation and reduced controllability.
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Required Actions
Modify the wiring for the electric-powered disconnect unit for the elevator control system (Modification 10234A) and perform a functional test of the elevator control system prior to further flight after modification, following specified service bulletins.
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Compliance Time
Within 6 months after the effective date of this AD
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Affected Aircraft
Jetstream Model ATP airplanes, Aircraft Constructor's numbers 2002 through 2045, inclusive; certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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