What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Aircraft was conducting flight training to the south pf Falcon field when the alternator failed. The pilots attempted to reset system but were unable to correct the problem. They opted to return to their home field and called tower approx. 12 miles south stating they were inbound with an alternator failure. Aircraft was cleared to land on rwy 4R. Aircraft landed successfully with no further incident and was taxied to maintenance.
Maintenance personnel looked aircraft over and found the alternator idler pulley had seized up. The alternator idler pulley was replaced, all hardware dye penetrant tested, and alternator belt tension was set. Engine ran and alternator system function tested properly. Aircraft was returned to service and has had no further issues with alternator system.
As the FAA filed it
AIRCRAFT WAS CONDUCTING FLIGHT TRAINING TO THE SOUTH PF FALCON FIELD WHEN THE ALTERNATOR FAILED. THE PILOTS ATTEMPTED TO RESET SYSTEM BUT WERE UNABLE TO CORRECT THE PROBLEM. THEY OPTED TO RETURN TO THEIR HOME FIELD AND CALLED TOWER APPROX. 12 MILES SOUTH STATING THEY WERE INBOUND WITH AN ALTERNATOR FAILURE. AIRCRAFT WAS CLEARED TO LAND ON RWY 4R. AIRCRAFT LANDED SUCCESSFULLY WITH NO FURTHER INCIDENT AND WAS TAXIED TO MAINTENANCE.
MAINTENANCE PERSONNEL LOOKED AIRCRAFT OVER AND FOUND THE ALTERNATOR IDLER PULLEY HAD SEIZED UP. THE ALTERNATOR IDLER PULLEY WAS REPLACED, ALL HARDWARE DYE PENETRANT TESTED, AND ALTERNATOR BELT TENSION WAS SET. ENGINE RAN AND ALTERNATOR SYSTEM FUNCTION TESTED PROPERLY. AIRCRAFT WAS RETURNED TO SERVICE AND HAS HAD NO FURTHER ISSUES WITH ALTERNATOR SYSTEM.