The European Aviation Safety Agency (EASA) has mandated Rolls-Royce-recommended interval reductions on Trent 700 low-pressure (LP) compressor blade inspections based on "further analysis" by the OEM that necessitates the change. The new inspection interval is 1,200 cycles, half of what was mandated in a 2016 airworthiness directive (AD). "Since that AD was issued, the results of further analysis determined that the inspection threshold must be further reduced," EASA notes in an AD effective ...
