AD Amdt-39-10387
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Israel | Various | Airworthiness Directives; Israel Aircraft Industries, Ltd., Model 1121, 1121A, 1121B, 1123, 1124, 1124A, 1125 Westwind Astra, and Astra SPX Series Airplanes |
Unsafe Condition
Failure of the hydraulic fuse to operate properly due to internal corrosion in the event of an external leak downstream of the fuse, which could result in loss of hydraulic systems.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct repetitive functional tests for proper operation of hydraulic fuses in the brake system and emergency hydraulic indicating system. Replace any discrepant hydraulic fuse with a new, improved unit.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
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Affected Aircraft
Israel Aircraft Industries, Ltd. Models 1121, 1121A, 1121B, 1123, 1124, 1124A, 1125 Westwind Astra, and Astra SPX series airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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