As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3737 -DIV- DISPATCHED IAD WITH RT IDG ON MEL. ENROUTE LOST APU, DOWN TO SINGLE ELECTRICAL SOURCE, DIVERTED TO MSP. CORRECTIVE ACTION: REPLACED RT IDG. APU AUTO SHUTDOWN DUE TO LOW OIL PRESSURE. CLEANED OIL COOLER, CHANGED OIL AND FILTER. REPLACED LOP SWITCH.