As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ELEVATOR HEATED HORN SURFACE BURNED THROUGH SURFACE IN 5 SPOTS. TOTAL BURN AREA APPROX 3 SQUARE INCHES. METAL LINER BENEATH TIP ALSO MELTED ALONG TO OUTBOARD EDGE. SUBMITTER STATED THIS IS FOURTH FAILURE BY THIS OPERATOR OF 2 AIRCRAFT. FAILURES ARE SINGULAR IN NATURE OVER TOTAL OF 700 HOURS OF OPERATION.