As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)THE MAGNETO WAS SENT IN FOR OVERHAUL, 215 HOURS AFTER A 500 HOUR INSPECTION. THE CUSTOMER HAD SNAGGED IT FOR NOT FIRING. INTERNAL INSPECTION FOUND THAT THE ELECTRODE AND AXLE ASSEMBLY HAD COME LOOSE F ROM THE GEAR ITSELF. THE GEAR IS OF THE NEWEST TYPE AND NO REASON FOR THE FAILURE COULD BE FOUND. THE GEAR WAS REPLACED AND THE UNIT RETURNED TO SERVICE.