As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RUDDER TRIM SWITCH WOULD NOT MOVE TRIM IN FLIGHT(<P>PERFORMED OPERATIONAL TEST OF RUDDER TRIM SYSTEM, ALL CHECKS OK & SWITCH OPERATION CHECKED GOOD PER AMM 27-21-00. NO FAULTS NOTED. RAN TEST OF SWITCH NUMEROUS TIMES. ALL CHECK OK PER FIM 27-21</P>)