As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELEVATOR TRIM WHEEL HAS ABNORMAL RESISTANCE. DURING MANUAL MOVEMENT OF TRIM THERE IS GRINDING AND UNEVEN RESISTANCE. AFTER THOROUGH INSPECTION, FOUND BOTH LT & RT ELEVATOR TRIM ACTUATORS GRINDING. REMOVED AND REPLACED BOTH LT & RT TRIM ACTUATORS IAW EMB 120 MM 27-32-02. INSPECTED AGAIN AND RAN THROUGH MOVEMENT MULTIPLE TIMES. ALL OPS CHECKS GOOD.