EASA AD 2025-0069
Time Limits / Maintenance Checks — Engine Time Limits Manual — Amendment
Summary
The Time Limits / Maintenance Checks — Engine Time Limits Manual — Amendment is an update concerning the RB211 Trent 900 engine model manufactured by ROLLS-ROYCE DEUTSCHLAND Ltd & Co KG. This document addresses time limits and maintenance check requirements for these engines, which are commonly used on certain wide-body aircraft. It provides revised guidance to ensure continued airworthiness and operational safety.
What Changed
This amendment updates the engine time limits and maintenance check intervals for the RB211 Trent 900 engines. It introduces revised thresholds and procedures to better align with operational experience and reliability data. The changes aim to optimize maintenance schedules and extend engine service life where applicable.
Why It Matters
The updated time limits and maintenance checks are critical for operators and maintenance organizations to maintain compliance and ensure engine reliability. Adhering to these revised limits helps prevent unscheduled downtime and enhances safety by addressing potential wear and fatigue issues proactively. Compliance teams must incorporate these changes into their maintenance planning and documentation.
What To Do
Operators and maintenance providers should review the amended engine time limits manual and update their maintenance programs accordingly. They must ensure that all RB211 Trent 900 engines undergo inspections and maintenance within the new specified intervals. Any compliance deadlines or transition periods stated in the amendment should be strictly followed to maintain airworthiness certification.