EASA AD 2023-0119
Engine Fuel & Control — Hydromechanical Units — Replacement
EASA Airworthiness Directive 2023-0119 is an airworthiness directive addressing Rolls-Royce Trent 1000 series engines, specifically targeting the hydromechanical units (HMU) with part number G5040HMU01. The directive mandates replacement or repair of affected HMUs to prevent fuel flow reduction caused by wear in the combining spill-valve (CSV) assembly. This AD applies to all serial numbers of Trent 1000-AE3 through Trent 1000-R3 engines.