As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND BEACON CIRCUIT WIRING RUNNING UP THROUGH THE VERTICAL STABILIZER CHAFED IN 3 PLACES WHERE THE WIRES WERE ROUTED THROUGH 3 RIBS. REPLACED THE WIRES AND INSTALLED THE NEW WIRES IN A FIBERGLASS LOOM TO PREVENT FURTHER CHAFING. OPERATOR STATED THE BEACON CIRCUIT BREAKER WOULD POP IN TURBULENCE.