What was found
ELECTRIC STAB TRIM INOP BOTH MAIN AND AUTOPILOT. TRIM INITIALLY WORKED. PASSING 13,000 FEET TRIM QUIT WORKING. A/C AIR TURNBACK. REPLACED STAB TRIM ACTUATOR PER NR CARD NR 1 REF M/M.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ELECTRIC STAB TRIM INOP BOTH MAIN AND AUTOPILOT. TRIM INITIALLY WORKED. PASSING 13,000 FEET TRIM QUIT WORKING. A/C AIR TURNBACK. REPLACED STAB TRIM ACTUATOR PER NR CARD NR 1 REF M/M.