AD 98-04-42

final rule
Data completeness: 70%

Airworthiness Directives; Grumman Model TS-2A Series Airplanes

AD Number
98-04-42
Status
final_rule
Effective Date
Product Category
aircraft
Docket
97-NM-75-AD
FR Citation
Federal Register: February 23, 1998 (Volume 63, Number 35)

Applicability

TypeManufacturerModelDetails
aircraft California Department of Forestry TS-2A Airworthiness Directives; Grumman Model TS-2A Series Airplanes

Unsafe Condition

Positioning of power levers below the flight idle stop while the airplane is in flight may lead to loss of airplane control or may result in an overspeed condition and consequent loss of engine power.

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

Required Actions

Revise the Limitations Section of the FAA-approved Airplane Flight Manual (AFM) to include specific statements prohibiting power lever positioning below the flight idle stop during flight and detailing the consequences.

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

Compliance Time

Within 30 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

All Grumman Model TS-2A series airplanes, 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

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.