As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN CRUISE FLIGHT THE 115 VOLT AFCS CIRCUIT BREAKER POPPED. MAINTENANCE TURNED BATTERY POWER ON AND THE MASTER CAUTION PANEL CIRCUIT BREAKER POPPED ALSO, WITH VISIBLE SMOKE. FOUND CHAFED WIRE BUNDLE WHERE IT EXITS WINDSHIELD POST AREA AT FORWARD EDGE OF R/H PANEL.