As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN PILOT ACTIVATED THE AILERON TRIM, THE TRIM CONTROL STUCK AND RAN TOWARDS FULL TRAVEL AND POPED CIRCUIT BREAKER. FOUND AILERON TRIM CONTROL STUCK ON IN THE TRIM CONTROL PANEL. REPLACED TRIM CONTROL PANEL WITH SERVICEABLE TRIM CONTROL PANEL. ALL WORK PERFORMED IAW MM.