AD 84-11-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | British Aerospace Regional Aircraft | H.P. 137 Jetstream Mk. 1 | Airworthiness Directives; British Aerospace Model HP.137 Jetstream Mk. 1, Jetstream 200, and Jetstream 3101 Airplanes |
| aircraft | British Aerospace Regional Aircraft | Jetstream Series 200 | Airworthiness Directives; British Aerospace Model HP.137 Jetstream Mk. 1, Jetstream 200, and Jetstream 3101 Airplanes |
| aircraft | British Aerospace Regional Aircraft | Jetstream Series 3101 | Airworthiness Directives; British Aerospace Model HP.137 Jetstream Mk. 1, Jetstream 200, and Jetstream 3101 Airplanes |
Unsafe Condition
Malfunction causing flaps to move to the lift dump position in flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Fabricate and install a temporary placard, blank out existing flap extension speeds, add specific flap operational checks to AFM Section 4, add emergency procedures to AFM Section 3, and ensure compliance with these modifications. Equivalent means of compliance may be approved by the FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Required prior to further flight, unless already accomplished.
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Affected Aircraft
British Aerospace HP.137 Jetstream Mk. 1, Jetstream Series 200, and Jetstream Model 3101 airplanes (all serial numbers through 619, except serial number 615).
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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