AD 98-12-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | British Aerospace Regional Aircraft | Jetstream Series 3101 | Airworthiness Directives; British Aerospace Jetstream Model 3101 Airplanes |
Unsafe Condition
Difficulty accessing the emergency hydraulic hand-pump due to its current design could result in inability to operate the flaps and landing gear during a hydraulic system failure.
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Required Actions
Modify the emergency hydraulic hand-pump by increasing the length of the access aperture in accordance with British Aerospace Jetstream Service Bulletin 29-JM 7360, Revision 1, dated January 3, 1991.
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Compliance Time
within the next 300 hours time-in-service (TIS) after the effective date of this AD
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Affected Aircraft
Jetstream Model 3101 airplanes, serial numbers 601 through 646, 648 through 655, 657, 658, and 660, 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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