AD NO.
2021-0146
SUBJECT
ATA 05 – Time Limits / Maintenance Checks – High Pressure Turbine Disc – Inspection
APPLICABILITY
Trent 1000 ‘Pack B’ engines, models Trent 1000-A, Trent 1000-AE, Trent 1000-C, Trent 1000-CE, Trent 1000-D, Trent 1000-E, Trent 1000-G and Trent 1000-H, all engine serial numbers (ESN); Trent 1000 ‘Pack C’ engines, models Trent 1000-A2, Trent 1000-AE2, Trent 1000-C2, Trent 1000-CE2, Trent 1000-D2, Trent 1000-E2, Trent 1000-G2, Trent 1000-H2, Trent 1000-J2, Trent 1000-K2 and Trent 1000-L2, all ESN; Trent 1000 ‘TEN’ engines, models Trent 1000-AE3, Trent 1000-CE3, Trent 1000-D3, Trent 1000-G3, Trent 1000-H3, Trent 1000-J3, Trent 1000-K3, Trent 1000-L3, Trent 1000-M3, Trent 1000-N3, Trent 1000-P3, Trent 1000-Q3 and Trent 1000-R3, all ESN; and Trent 7000-72 and Trent 7000-72C engines, all ESN. These engines are known to be installed on, but not limited to, Boeing 787 and Airbus A330 (NEO) aeroplanes.
ISSUED BY
EASA