As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DUE TO A RECENT SHORTING AND MELTING OF THE CLOCK WIRE IN A LIKE PRODUCTION AIRCRAFT. THE CLOCK WIRE WAS INSPECTED FOR THE PRESENCE OF A CIRCUIT PROTECTIVE DEVICE AND NONE WAS FOUND LEAVING THE CLOCK WIRE HOT FROM THE BATTERY SWITCH AND ULTIMATELY THE BATTERY. AN IN-LINE FUSE WAS INSTALLED AT THE BATTERY SWITCH.