What was found
RUDDER TRIM TRIMMED TO THE LEFT ON IT'S OWN IN FLIGHT. (FLT 4551) REPLACED RUDDER/AILERON TRIM PANEL IN REFERENCE TO AMM. P/N OFF: 601R51226-23SW1
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RUDDER TRIM TRIMMED TO THE LEFT ON IT'S OWN IN FLIGHT. (FLT 4551) REPLACED RUDDER/AILERON TRIM PANEL IN REFERENCE TO AMM. P/N OFF: 601R51226-23SW1