AD 96-13-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | Jetstream Model 4101 | Airworthiness Directives; Jetstream Model 4101 Airplanes |
Unsafe Condition
Failure of the bearings in the direct current (DC) starter/generator units, resulting in severe vibrations and in-flight engine shutdowns.
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Required Actions
Review maintenance records to determine the time-in-service (TIS) of the bearings in both engines' starter/generators. Establish a 300-hour TIS limit for the bearings of one starter/generator unit and replace the unit with a serviceable one if exceeded.
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Compliance Time
Before further flight
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Affected Aircraft
BAE Systems (Operations) Limited Jetstream Model 4101 airplanes
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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