What was found
NR 1 GENERATOR UNDERVOLTAGE LIGHT ILLUMINATED, TRIPPED NR 1 BUS TIE AT 5000 FT, AIR TURNBACK. REMOVED AND REPLACED NR 1 GENERATOR LOAD CONTROLLER AND GCU, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 1 GENERATOR UNDERVOLTAGE LIGHT ILLUMINATED, TRIPPED NR 1 BUS TIE AT 5000 FT, AIR TURNBACK. REMOVED AND REPLACED NR 1 GENERATOR LOAD CONTROLLER AND GCU, OPS CHECK GOOD.