EASA SIB 2007-45
Rolls-Royce Deutschland (RRD) - Reverse Wired Independent Overspeed Protection Coils in BR700 series engines
EASA Safety Information Notice No. 2007-45 is an informational document addressing reverse wired Independent Overspeed Protection (IOP) coils in Rolls-Royce Deutschland BR700 series engines. The affected engine models include BR700-710A1-10, BR700-710A2-20, BR700-710C4-11, BR700-715A1-30, BR700-715B1-30, and BR700-715C1-30, which are installed on aircraft such as Bombardier BD-700-1A10 and BD-700-1A11, Gulfstream Aerospace GV and GV-SP, and McDonnell Douglas 717-200 series. The notice highlights a wiring issue that could disable the Fuel Metering Unit shutoff during an overspeed event.
Safety Information BulletinMaintenanceSafety MgmtBombardier BD-700-1A10Bombardier BD-700-1A11Gulfstream Aerospace GVGulfstream Aerospace GV-SPMcDonnell Douglas 717-200