AD 2004-04-02

final rule
Data completeness: 70%

Airworthiness Directives; Saab Model SAAB 2000 Series Airplanes

AD Number
2004-04-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 2001-NM-365-AD
FR Citation
69 FR 7563

Applicability

TypeManufacturerModelDetails
aircraft Saab SAAB 2000 Airworthiness Directives; Saab Model SAAB 2000 Series Airplanes

Unsafe Condition

Failure of the dual shuttle valve in the number 2 hydraulic system, leading to reduced maximum elevator rate on the left side, which could result in pilot-induced pitch oscillation and reduced controllability.

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

Required Actions

Replace the dual shuttle valve in the number 2 hydraulic system with a new, improved valve.

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

Compliance Time

Before further flight.

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

Affected Aircraft

Saab Model SAAB 2000 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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