Technical Drivers of Aircraft Engine Off‐Wing Maintenance

Supporting Engine Condition Trend Monitoring (ECTM) Sofema Aviation Services looks at reasons why an Aircraft Engine is taken “Off Wing” for Maintenance Activities. Technical drivers of off‐wing engine maintenance can essentially be broadly categorized into four areas: EGT Margin Deterioration Engines are typically certified with temperature limits enforced via a limit on maximum take‐off EGT,…