AD 98-10-06

final rule
Data completeness: 70%

Airworthiness Directives; Burkhart Grob Luft-und Raumfahrt Models G115C, G115C2, G115D, and G115D2 Airplanes.

AD Number
98-10-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
98-CE-24-AD
FR Citation
Federal Register: May 13, 1998 (Volume 63, Number 92)

Applicability

TypeManufacturerModelDetails
aircraft Grob-Werke GROB G115C Airworthiness Directives; Burkhart Grob Luft-und Raumfahrt Models G115C, G115C2, G115D, and G115D2 Airplanes.
aircraft Grob-Werke GROB G115C2 Airworthiness Directives; Burkhart Grob Luft-und Raumfahrt Models G115C, G115C2, G115D, and G115D2 Airplanes.
aircraft Grob-Werke GROB G115D Airworthiness Directives; Burkhart Grob Luft-und Raumfahrt Models G115C, G115C2, G115D, and G115D2 Airplanes.
aircraft Grob-Werke GROB G115D2 Airworthiness Directives; Burkhart Grob Luft-und Raumfahrt Models G115C, G115C2, G115D, and G115D2 Airplanes.

Unsafe Condition

Loss of control of the airplane caused by excessive speed or aerobatic maneuvers.

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

Required Actions

Install a placard restricting never exceed speed (Vne) to 160 knots (296 km/h) on the left-hand cabin wall and on the airspeed indicator glass, prohibit aerobatic maneuvers with a red placard near the airspeed indicator, insert a copy of this AD into the flight manual's Limitations Section, inspect specified components per Grob Service Bulletin No. 1078-59/3, replace elevator hinges for serials 82001-82077 per Grob Installation Instructions 1078-64, and adjust mass/residual moments for those serials per Grob Service Bulletin No. 1078-66.

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

Compliance Time

Prior to further flight after September 26, 1996 (for paragraph (a)), and within 200 hours time-in-service after the effective date of this AD (for paragraph (b)).

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

Affected Aircraft

Grob-Werke Models G115C, G115C2, G115D, G115D2, all serial numbers. Serial numbers 82001 through 82077 have additional requirements.

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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