As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOLLOW-UP TO SPIKE IN NR 1 IDG SERVICING. ACFT GROUNDED. PERFORMED VISUAL INSPECTION OF IDG OIL LINES AND DRAIN LINE AFTER ENGINE SHUTDOWN AND COWL OPEN. OIL DRIPPING FROM DRAIN LINE IAW AMM TASK 24-11-00-700-801 AND AMM 71-11-02-010-801-F00. REMOVED IDG FROM ENGINE NR 1. NO CONTAMINATION NOTED IN FILTERS IAW AMM TASK 24-11-11-080-801 AND AMM 24-11-11-000-801. INSTALLED THE NR 1 IDG IAW AMM TASK 24-11-11-400-801. OPS AND LEAK CHECKED GOOD.