What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Aircraft N581RC, a BE-58 was undergoing maintenance operational checks for new brake disc replacements. The mechanic who taxied the aircraft was attempting to "break-in" the new discs by performing high speed taxi runs accompanied by successive brake applications. After several brake applications the brakes overheated and caught fire. Emergency services responded and extinguished the fire. The damage was confined to the wheel and brake assemblies, landing gear wiring and one landing gear door. The mechanic was counseled on braking technique and operation of brakes during taxi.
As the FAA filed it
AIRCRAFT N581RC, A BE-58 WAS UNDERGOING MAINTENANCE OPERATIONAL CHECKS FOR NEW BRAKE DISC REPLACEMENTS. THE MECHANIC WHO TAXIED THE AIRCRAFT WAS ATTEMPTING TO "BREAK-IN" THE NEW DISCS BY PERFORMING HIGH SPEED TAXI RUNS ACCOMPANIED BY SUCCESSIVE BRAKE APPLICATIONS. AFTER SEVERAL BRAKE APPLICATIONS THE BRAKES OVERHEATED AND CAUGHT FIRE. EMERGENCY SERVICES RESPONDED AND EXTINGUISHED THE FIRE. THE DAMAGE WAS CONFINED TO THE WHEEL AND BRAKE ASSEMBLIES, LANDING GEAR WIRING AND ONE LANDING GEAR DOOR. THE MECHANIC WAS COUNSELED ON BRAKING TECHNIQUE AND OPERATION OF BRAKES DURING TAXI.