As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERMITTENT PROP HEAT OPERATION AND HAD CAWS WARNING. COMPLETED TROUBLESHOOTING OF PROP HEAT SYS AND FOUND SEVERAL OF THE PROP DE-ICE LEADS WERE WORN THROUGH THE PROTECTIVE SLEEVES. INSTALLED ALL NEW PROP LEADS (X5). COMPLETED FUNCTIONAL AND OPS CHECKS.