AD 91-07-05

final rule
Data completeness: 70%

Airworthiness Directives; GULFSTREAM Model G-IV Series Airplanes

AD Number
91-07-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
90-NM-187-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Gulfstream Aerospace Corporation G-IV Airworthiness Directives; GULFSTREAM Model G-IV Series Airplanes

Unsafe Condition

Hazardous operation of the Avionics Standard Communication Bus (ASCB) during turbulent weather conditions (Instrument Meteorological Conditions).

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Perform a detailed integrity test of the ASCB within 180 days after the effective date. If defective connectors are found, repair or replace all defective connectors prior to further flight.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 180 days after the effective date of this AD

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Gulfstream Aerospace Corporation Model G-IV series airplanes, Serial Numbers 1060 through 1089, certificated in any category.

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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