AD NUMBER: 2004-08-13
MANUFACTURER: Burkhart Grob
SUBJECT: Airworthiness Directive 2004-08-13
SUMMARY: The FAA adopts a new airworthiness
directive (AD) for certain BURKHARDT GROB LUFT-UND RAUMFAHRT GmbH
& CO KG (Grob) Models G103 Twin ASTIR, G103 TWIN II, G103 TWIN
III ACRO, and G103 C Twin III SL sailplanes. This AD requires you
to replace the center of gravity (CG) release hook attachment
brackets with brackets of improved design. This AD is the result of
mandatory continuing airworthiness information (MCAI) issued by the
airworthiness authority for Germany. We are issuing this AD to
prevent abnormal or uncontrolled sailplane release due to cracked
CG release hook attachment brackets. This condition could result