What was found
PDX- AILERON TRIM BECOMES FROZEN IN FLIGHT. REPLACED BOTH NR 1 AND NR 2 TRIM TAB ACTUATORS. OPERATIONAL CHECK GOOD, AIRCRAFT RETURNED TO SERVICE. SERIAL NUMBER 8708375 HAD 20,968 HOURS TSN AND 4,219 HOURS TSR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX- AILERON TRIM BECOMES FROZEN IN FLIGHT. REPLACED BOTH NR 1 AND NR 2 TRIM TAB ACTUATORS. OPERATIONAL CHECK GOOD, AIRCRAFT RETURNED TO SERVICE. SERIAL NUMBER 8708375 HAD 20,968 HOURS TSN AND 4,219 HOURS TSR.