EASA Regulations for Grob G103C Twin III SL

Grob G103 series sailplanes and powered sailplanes; Flight Controls - Airbrake Control System Bolts - Replacement

EASA Safety Information Bulletin 2008-62 addresses the replacement of airbrake control system bolts on Grob G103 series sailplanes and powered sailplanes. The bulletin references Luftfahrt-Bundesamt Airworthiness Directives D-2008-231 and D-2008-232, which affect various Grob G103 models including the G103C Twin III SL and G103 Twin Astir series. The issue involves bolt cracking due to excessive torque or irregular adjustment, potentially compromising flight control safety.