As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 0246 - IAH - SEVERAL LEFT AC BUS CIRCUIT BREAKERS BEGAN POPPING AFTER TAKEOFF FROM IAH. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE B1-743 TO AMP 'C' PHASE CIRCUIT BREAKER ON LEFT GENERATOR PANEL AT FAULT. THE B1-743 CIRCUIT BREAKER WAS REMOVED AND REPLACED AND OPERATION CHECKED GOOD. (Z)