EASA Orders Change To Airbus A330/340 Trimmable Horizontal Stabilizer Actuators
The European Aviation Safety Agency is ordering swaps of high-cycle trimmable horizontal stabilizer actuators (THSAs) on Airbus A330s and older A340s after tests on a similar design fitted on A380s showed less-than-expected life limits. Airbus says the problem is in the THSA’s no-back brake, which...
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