As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REPEAT WRITE-UP, DURING CLIMBOUT NR 2 CSD OVERHEATED TO 125C WITH NR 1 & 3 CSD'S IN LIMITS AT 110C & 118C IAW QRH. DISCONNECTED NR 2 GEN FOR 3 MIN COOLING. AFTER 2 MIN NR 3 CSD OVERHEATED TO 121C WITH NR 1 CSD 115C IAW QRH. DISCONNECTED NR 3 GEN AND RETURNED TO LAND. REMOVED AND REPLACED NR 3 CSD PER M/M 24-10-011-4 AND NR 3 CSD OIL COOLER PER M-M 24-10-062-4, RAN ENGINES PER JRH CK'D OK.