As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT LOST ELECTRICAL POWER. FOUND FIELD WIRE BROKEN AT RING TERMINAL WHERE WIRE ATTACHES TO LT ALTERNATOR. INSTALLED NEW RING TERMINAL ON WIRE AND REATTACHED TO ALTERNATOR. PROBABLE CAUSE OF FAILURE IS AGE AND VIBRATION. RECOMMENDED DETAILED INSPECTION OF ENGINE ELECTRICAL WIRING DURING ANY SCHEDULED MAINTENANCE WHEN COWLING IS REMOVED. (AL01200404501)