AD 98-20-02

final rule
Data completeness: 70%

Airworthiness Directives; Saab Model SAAB 2000 Series Airplanes

AD Number
98-20-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
98-NM-63-AD
FR Citation
Federal Register: September 21, 1998 (Volume 63, Number 182)

Applicability

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

Unsafe Condition

Chafing between the hydraulic pipe on the emergency uplock release system of the main landing gear (MLG) and an attachment bolt on a structural panel could result in rupture of the hydraulic pipe, loss of hydraulic pressure, and consequent inability to activate the emergency MLG extension.

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

Required Actions

Perform a visual inspection within 300 flight hours after the effective date to detect hydraulic pipe chafing. Repeat inspections every 300 flight hours if no chafing found. If chafing detected, test for leaks; repair the pipe and modify the attachment bolt and hole within 900 flight hours to terminate inspections.

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

Compliance Time

Within 300 flight hours after the effective date of this AD for initial inspection; repeat inspections at intervals not exceeding 300 flight hours. Modification required within 900 flight hours after the effective date.

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Affected Aircraft

Saab Model SAAB 2000 series airplanes, serial numbers -002 through -050 inclusive, and -052, -053, and -060; excluding serial number -051.

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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