As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU DRAIN SHROUD HAS MASSIVE LEAK OF OIL-LIKE FLUID. APU OIL COMING FROM VENT TUBE APU DOWN ABOUT 1-1/2 QUARTS. REVIEW HIST. (APU OIL QTY STS MSGS), IDENTIFY LEAKY DRAIN REF AMM 49-16-00 (601), IF LEAK IS NOT FROM APU DRAINS THEN MUST LOCATE LEAK & REPAIR AS REQUIRED. NOTIFY SAMC ENG CONTROLLER WITH FINDINGS. REPLACED APU DUE TO OIL LEAK FROM TURBINE VENT LINE.