AD 98-19-06

final rule
Data completeness: 70%

Airworthiness Directives; Saab Model SAAB 2000 Series Airplanes

AD Number
98-19-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
97-NM-144-AD
FR Citation
Federal Register: September 10, 1998 (Volume 63, Number 175)

Applicability

TypeManufacturerModelDetails
aircraft Saab AB, Saab Aerosystems SAAB 2000 Airworthiness Directives; Saab Model SAAB 2000 Series Airplanes

Unsafe Condition

NAV/COM radios may simultaneously change tuned frequencies and transponder codes due to a black screen failure or 'blanking' of a radio tuning unit (RTU), which could result in loss of communications capability and air traffic control data.

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Required Actions

Replace the existing radio tuning units (RTU's) and associated components with new, improved parts in accordance with Saab Service Bulletin 2000-23-017, dated March 10, 1997.

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Compliance Time

Within 1 year after the effective date of this AD

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Affected Aircraft

Saab Model SAAB 2000 series airplanes as listed in Saab Service Bulletin 2000-23-017, dated March 10, 1997.

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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