What was found
PDIS 682 24-30 0004948 22FEB06 MEM CLOSE R LOGPAGES: 01107636 GEN NR1 FAULT AFTER TAKEOFF WOULD NOT RESET. APU WAS INOP (ON MEL) FACT 23FEB06 07:18 MEM R VERIFIED NR 1 ENGINE IDG OIL SERVICED PROPERLY. PERFORMED BITE TEST OF THE GPCU. FAULTED LT GEN. SYSTEM FAULTS (OVER FREQ TRIP) AND (UNDER FREQ TRIP). REF A300-600 FIM. REMOVED AND REPLACED THE NR 1 GCU IAW MM 24-22-12-4. IAW JRH RAN NR1 ENGINE FOR APPROX 45 MINUTES WITH FULL ELECTRICAL LOAD APPLIED. NO FAULTS OCCURED. PERFORMED BITE TEST OF GPCU, ALL SYSTEMS OK. OFF MFG 764067 POS 1 SRL A168 ON MFG 764067A SRL 0374.