As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) IT WAS DETERMINED THAT THE SEAL LOCATED AT THE HP/LP FLANGE HAD DETERIORATED AND WAS CAUSING A MINOR LEAK. BECAUSE OF IT`S CLOSE PROXIMITY TO A TEMPERATURE SENSOR: COMPARTMENT OVERTEMP WARNINGS WERE RECEIVED IN THE COCKPIT, CAUSING TO UTILIZE THE EMERGENCY CHECKLIST.