As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELECTRICAL FAULT WAS TROUBLESHOT TO A FAILED LEFT BATTERY CHARGER, THE BATTERY CHARGER WAS REMOVED AND REPLACED WITH A REPAIRED UNIT, PER GULFSTREAM MAINTENANCE MANUAL PROCEDURES, WITH SATISFACTORY OPERATIONAL CHECKS COMPLETED AND NO FURTHER DISCREPANCY. ALL WORK PERFORMED AND AIRCRAFT RETURNED TO SERVICE.