AD 82-11-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Gulfstream Aerospace Corporation | G-1159 | Airworthiness Directives; GULFSTREAM AMERICAN CORPORATION Models G-1159 and G-1159B Series Airplanes |
| aircraft | Gulfstream Aerospace Corporation | G-1159B | Airworthiness Directives; GULFSTREAM AMERICAN CORPORATION Models G-1159 and G-1159B Series Airplanes |
Unsafe Condition
Possible severe flutter of the elevator and/or elevator trim tab due to cracks in the outboard elevator trim tab hinge fittings and elevator rear spar.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 50 hours time in service after the effective date, inspect the left and right outboard elevator trim tab hinge fittings and elevator rear spar for cracks per Customer Bulletin No. 325, Amendment 1. If cracks are found, repair or replace the parts before further flight per Customer Bulletin No. 315. Within 150 hours time in service, replace hinge fittings P/N 1159CSM20105-1 with P/N 1159CSM20837, replace ribs P/N 1159CS20420-1/-2 with P/N 1159RDC300-919/-920, inspect/repair elevator rear spar, and perform a mass balance inspection per the Maintenance Manual. Use alternate means of compliance if approved.
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Compliance Time
Within the next 50 hours time in service after the effective date of this AD, and thereafter at intervals not to exceed 50 hours time in service until repairs are accomplished. Within 150 hours time in service after the effective date for paragraph B.
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Affected Aircraft
Gulfstream American Corporation Models G-1159 and G-1159B series airplanes, certificated in all categories.
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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