As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS DISPATCHED WITH THE RT ENG GENERATOR INOPERATIVE PER MEL. AT FL310, THE APU SHUT DOWN. APU RESTARTED AT FL 240. ELECTED TO DIVERT TO MCI. THE RT ENG CSD AND GENERATOR WERE REPLACED. APU OPERATED OK. CSD MFG 696233B AND GEN MFG 976J252-8. CHECK-C 4-1-98 MCI.