ADNo.: 2018-0261E
“For the reasons described above, this AD requires repetitive inspections of the TR servo actuator’s back-end castellated nut slippage marking, and of the roughness and breakaway force of the TR duplex bearing and, depending on findings, accomplishment of applicable corrective action(s). This AD is still considered to be an interim action and further AD action may follow.”
part 1 every 10 flight hrs
part 2 every 30 flight hrs