Summary and Analysis of the Aging Aircrafts’ Failure

Nowadays the Civil Aviation Authority calls for increasing safety level of the aging aircraft operation, and the maintenance problem was more prominent during the aging period of the aircraft. Based on MES system statistics, this paper summarizes and analyzes the major failures of the aging aircraft which compose the most failure of the aircraft. From six aspects:air-conditioning system, fireproofing systems, flight control system, landing gear systems, bleed air systems, engine systems, the failures of the aging aircraft were analyzed,and improvement measures and recommendations were put forward .All these can provide a reference for the check of aging aircraft and will bring the operation safety of the aging aircraft to a new level.