What was found
(CAN) DURING TROUBLESHOOTING OF AN INOPERATIVE APU, EVIDENCE OF OIL LEAK WAS NOTICED ON THE ACFT TAIL SECTION. APU OIL COOLER TUBE 3881849-1 WAS FOUND DAMAGED, ATTACHING CLAMP CHAFED THROUGH THE TUBE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) DURING TROUBLESHOOTING OF AN INOPERATIVE APU, EVIDENCE OF OIL LEAK WAS NOTICED ON THE ACFT TAIL SECTION. APU OIL COOLER TUBE 3881849-1 WAS FOUND DAMAGED, ATTACHING CLAMP CHAFED THROUGH THE TUBE.