What was found
APU FIRE WARNING INDICATION IN FLIGHT. *S/D* REPLACED APU EXHAUST FIRE SENSING ELEMENT AND OVERHEAT SENSOR AND HARNESS PER MM 26-15-14.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APU FIRE WARNING INDICATION IN FLIGHT. *S/D* REPLACED APU EXHAUST FIRE SENSING ELEMENT AND OVERHEAT SENSOR AND HARNESS PER MM 26-15-14.