As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) IT WAS REPORTED THAT THERE WAS AN UNSCHEDULED ENGINE REMOVAL DUE TO AN OIL SMELL IN THE CABIN. THE ENGINE WAS SENT TO SHOP FOR INVESTIGATION AND REPAIR. THEIR INVESTIGATION REVEALED TWO DAMAGED O-RINGS ON THE SCAVENGE TRANSFER TUBE BETWEEN THE ICC AND GG CASE. (TC# 20190826006)